:root {
  --island-bg: #04081a;
  --island-ink: #eae1cc;
  --island-muted: rgba(234, 225, 204, 0.72);
  --island-teal: #3dd8e0;
  --island-gold: #c9a84c;
  --island-gold-light: #e8d5a3;
  --island-silver: #f4f7ff;
  --display: "Cinzel", Georgia, serif;
  --body: "Cormorant Garamond", Georgia, serif;
}

* { box-sizing: border-box; }

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--island-bg);
  color: var(--island-ink);
  font-family: var(--body);
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 2.5px solid var(--island-teal);
  outline-offset: 4px;
}

.moon-run {
  position: relative;
  width: 100vw;
  height: 100dvh;
  min-height: 520px;
  overflow: hidden;
  background:
    radial-gradient(circle at 70% 14%, rgba(244, 247, 255, 0.55), transparent 19%),
    radial-gradient(circle at 24% 30%, rgba(61, 216, 224, 0.28), transparent 30%),
    linear-gradient(180deg, #101c45 0%, #164873 49%, #0e3159 52%, #050b1d 100%);
}

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

.screen {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 1rem;
  padding: max(2rem, env(safe-area-inset-top)) 1.25rem max(2rem, env(safe-area-inset-bottom));
  text-align: center;
  background:
    radial-gradient(circle at center 16%, rgba(244, 247, 255, 0.32), transparent 30%),
    radial-gradient(circle at 50% 48%, rgba(61, 216, 224, 0.2), transparent 44%),
    linear-gradient(180deg, rgba(8, 18, 45, 0.36), rgba(5, 10, 29, 0.58));
  opacity: 0;
  visibility: hidden;
  transition: opacity 360ms ease, visibility 360ms ease;
}

.screen.is-active {
  opacity: 1;
  visibility: visible;
}

.title-mark {
  width: clamp(92px, 11vw, 138px);
  height: clamp(92px, 11vw, 138px);
  object-fit: contain;
  filter: drop-shadow(0 0 22px rgba(61, 216, 224, 0.36)) drop-shadow(0 0 34px rgba(232, 213, 163, 0.16));
  opacity: 0.96;
}

.eyebrow,
.score-box span,
.music-credit,
.control-hint,
.mute-button,
.primary-action,
.secondary-action,
.score-report dt {
  font-family: var(--display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  margin: 0;
  color: var(--island-gold);
  font-size: 0.72rem;
}

h1,
h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--island-silver);
  text-shadow:
    0 0 12px rgba(255, 255, 255, 0.94),
    0 0 40px rgba(244, 247, 255, 0.56),
    0 0 72px rgba(232, 213, 163, 0.26);
}

h1 {
  display: grid;
  gap: 0.1em;
  font-size: clamp(2.45rem, 7vw, 6.6rem);
  line-height: 0.95;
}

h2 {
  max-width: 900px;
  font-size: clamp(1.8rem, 5vw, 4.2rem);
  line-height: 1.05;
}

.subtitle {
  max-width: 620px;
  margin: 0;
  color: rgba(250, 246, 233, 0.96);
  font-size: clamp(1.2rem, 2.8vw, 1.65rem);
  line-height: 1.45;
  text-shadow: 0 0 20px rgba(244, 247, 255, 0.28), 0 1px 12px rgba(0, 0, 0, 0.62);
}

.name-entry {
  display: grid;
  gap: 0.6rem;
  width: min(92vw, 390px);
  color: rgba(232, 213, 163, 0.9);
  font-family: var(--display);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-shadow: 0 0 14px rgba(201, 168, 76, 0.2);
}

.name-entry input {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(232, 213, 163, 0.42);
  border-radius: 999px;
  background: rgba(6, 15, 34, 0.72);
  color: var(--island-silver);
  font: 600 1.1rem var(--body);
  text-align: center;
  box-shadow: inset 0 0 22px rgba(61, 216, 224, 0.08), 0 0 20px rgba(244, 247, 255, 0.08);
}

.name-entry input::placeholder {
  color: rgba(234, 225, 204, 0.55);
}

.primary-action,
.secondary-action,
.mute-button {
  border: 1px solid rgba(201, 168, 76, 0.45);
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.primary-action,
.secondary-action {
  min-height: 48px;
  padding: 0.9rem 1.35rem;
  font-size: 0.78rem;
}

.primary-action {
  background: linear-gradient(135deg, rgba(201, 168, 76, 0.95), rgba(232, 213, 163, 0.92));
  color: #081126;
  box-shadow: 0 0 28px rgba(201, 168, 76, 0.32), inset 0 1px 0 rgba(255,255,255,0.45);
  animation: journey-pulse 4.8s ease-in-out infinite;
}

.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(6, 15, 34, 0.7);
  color: var(--island-ink);
}

.primary-action:hover,
.secondary-action:hover,
.mute-button:hover {
  transform: translateY(-2px);
  border-color: rgba(244, 247, 255, 0.7);
  box-shadow: 0 0 24px rgba(61, 216, 224, 0.2);
}

.primary-action:hover {
  box-shadow: 0 0 30px rgba(232, 213, 163, 0.5), 0 0 52px rgba(201, 168, 76, 0.24);
}

.hud {
  position: absolute;
  top: calc(1rem + env(safe-area-inset-top));
  left: calc(1rem + env(safe-area-inset-left));
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 0.75rem;
  flex-wrap: wrap;
  padding: 0.55rem;
  border: 1px solid rgba(244, 247, 255, 0.24);
  border-radius: 16px;
  background: rgba(3, 9, 27, 0.72);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.36), 0 0 30px rgba(61, 216, 224, 0.08), inset 0 1px 0 rgba(244, 247, 255, 0.1);
  backdrop-filter: blur(18px);
}

.score-box {
  min-width: 118px;
  padding: 0.82rem 1rem;
  border: 1px solid rgba(61, 216, 224, 0.24);
  border-radius: 10px;
  background: rgba(8, 18, 45, 0.7);
  box-shadow: inset 0 0 18px rgba(61, 216, 224, 0.06);
}

.score-box span {
  display: block;
  color: rgba(232, 213, 163, 0.88);
  font-size: 0.67rem;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.75);
}

.score-box strong {
  display: flex;
  align-items: center;
  gap: 0.44rem;
  font-family: var(--display);
  font-size: 1.36rem;
  color: var(--island-silver);
  text-shadow: 0 0 10px rgba(244, 247, 255, 0.4), 0 2px 10px rgba(0, 0, 0, 0.72);
}

.score-box b {
  font: inherit;
}

.traveler-box {
  min-width: 154px;
}

.moon-box {
  min-width: 176px;
}

.moon-box i {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  border-radius: 50%;
  background:
    radial-gradient(circle at 62% 48%, rgba(9, 18, 44, 0.92) 0 42%, transparent 43%),
    #f7f8f2;
  box-shadow: 0 0 14px rgba(244, 247, 255, 0.6);
}

.mute-button {
  position: absolute;
  top: calc(1rem + env(safe-area-inset-top));
  right: calc(1rem + env(safe-area-inset-right));
  z-index: 6;
  padding: 0.72rem 0.9rem;
  background: rgba(4, 8, 26, 0.56);
  color: var(--island-ink);
  font-size: 0.62rem;
  backdrop-filter: blur(10px);
}

.music-credit,
.control-hint {
  position: absolute;
  z-index: 3;
  margin: 0;
  color: rgba(234, 225, 204, 0.62);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
}

.music-credit {
  right: calc(1rem + env(safe-area-inset-right));
  bottom: calc(1rem + env(safe-area-inset-bottom));
  font-size: 0.58rem;
  line-height: 1.65;
  text-align: right;
}

.music-credit strong {
  color: var(--island-gold);
}

.control-hint {
  left: 50%;
  bottom: calc(1.1rem + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  width: min(90vw, 440px);
  font-size: 0.58rem;
  text-align: center;
}

.mobile-controls {
  position: absolute;
  left: 50%;
  bottom: calc(3.15rem + env(safe-area-inset-bottom));
  z-index: 4;
  display: none;
  grid-template-columns: 64px 92px 64px;
  gap: 0.7rem;
  transform: translateX(-50%);
  touch-action: none;
}

.control-button {
  min-height: 58px;
  border: 1px solid rgba(232, 213, 163, 0.48);
  border-radius: 16px;
  background: rgba(3, 9, 27, 0.68);
  color: var(--island-silver);
  font-family: var(--display);
  font-size: 1.15rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.32), inset 0 0 18px rgba(61, 216, 224, 0.08);
  backdrop-filter: blur(12px);
}

.speed-button {
  color: #081126;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: linear-gradient(135deg, rgba(201, 168, 76, 0.96), rgba(232, 213, 163, 0.94));
}

.control-button:active {
  transform: translateY(2px);
  box-shadow: 0 0 22px rgba(61, 216, 224, 0.24), inset 0 0 18px rgba(244, 247, 255, 0.12);
}

.score-report {
  display: flex;
  gap: 1rem;
  margin: 0;
  flex-wrap: wrap;
  justify-content: center;
}

.ending-copy {
  max-width: 680px;
  margin: 0;
  color: rgba(250, 246, 233, 0.86);
  font-size: clamp(1.1rem, 2.4vw, 1.45rem);
  line-height: 1.45;
  text-shadow: 0 0 16px rgba(244, 247, 255, 0.18);
}

.score-report div {
  min-width: 150px;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(61, 216, 224, 0.18);
  background: rgba(4, 8, 26, 0.5);
}

.score-report dt {
  color: var(--island-muted);
  font-size: 0.58rem;
}

.score-report dd {
  margin: 0.2rem 0 0;
  font-family: var(--display);
  font-size: 1.8rem;
  color: var(--island-silver);
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
}

.whisper {
  position: absolute;
  left: 50%;
  top: 18%;
  z-index: 4;
  transform: translate(-50%, -18px);
  width: min(92vw, 620px);
  padding: 0.8rem 1rem;
  border: 1px solid rgba(232, 213, 163, 0.46);
  background: rgba(4, 8, 26, 0.66);
  color: var(--island-gold);
  font-family: var(--display);
  font-size: clamp(0.75rem, 2vw, 1rem);
  letter-spacing: 0.12em;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  text-shadow: 0 0 14px rgba(232, 213, 163, 0.32), 0 2px 12px rgba(0, 0, 0, 0.82);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.32), 0 0 28px rgba(201, 168, 76, 0.1), inset 0 1px 0 rgba(244, 247, 255, 0.1);
  backdrop-filter: blur(14px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.whisper.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.journey-message {
  position: absolute;
  left: 50%;
  top: 47%;
  z-index: 7;
  transform: translate(-50%, 12px);
  width: min(92vw, 760px);
  color: var(--island-silver);
  font-family: var(--display);
  font-size: clamp(1rem, 3vw, 1.9rem);
  letter-spacing: 0.09em;
  line-height: 1.35;
  text-align: center;
  text-transform: uppercase;
  text-shadow: 0 0 16px rgba(255,255,255,0.55), 0 0 34px rgba(61,216,224,0.3);
  opacity: 0;
  pointer-events: none;
  transition: opacity 650ms ease, transform 650ms ease;
}

.journey-message.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

@keyframes journey-pulse {
  0%, 72%, 100% { transform: translateY(0); box-shadow: 0 0 28px rgba(201, 168, 76, 0.32), inset 0 1px 0 rgba(255,255,255,0.45); }
  82% { transform: translateY(-1px); box-shadow: 0 0 34px rgba(232, 213, 163, 0.5), 0 0 64px rgba(201, 168, 76, 0.24); }
}

@media (max-width: 700px) {
  .moon-run { min-height: 460px; }
  .hud {
    top: calc(0.65rem + env(safe-area-inset-top));
    left: calc(0.65rem + env(safe-area-inset-left));
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.4rem;
    padding: 0.42rem;
    max-width: calc(100vw - 5.4rem);
  }

  .score-box {
    min-width: 0;
    padding: 0.58rem 0.62rem;
  }

  .score-box span { font-size: 0.52rem; }
  .score-box strong { font-size: 0.94rem; }
  .traveler-box,
  .moon-box { min-width: 0; }

  .mute-button {
    top: calc(0.65rem + env(safe-area-inset-top));
    right: calc(0.65rem + env(safe-area-inset-right));
    padding: 0.58rem 0.66rem;
  }

  .music-credit {
    display: none;
  }

  .control-hint {
    bottom: calc(0.62rem + env(safe-area-inset-bottom));
    width: min(82vw, 360px);
  }

  .mobile-controls {
    display: grid;
  }

  .screen {
    gap: 0.78rem;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    transition-duration: 1ms !important;
    scroll-behavior: auto !important;
  }
}