:root {
  --shell-line: var(--line, var(--border, rgba(210, 184, 111, .28)));
  --shell-panel: var(--panel, #172018);
  --shell-gold: var(--gold-light, var(--gold, var(--accent, #f1dda4)));
  --shell-muted: var(--muted, #b9b4a7);
}

.game,
.app {
  width: min(100%, 760px);
  margin-inline: auto;
}

.game-header,
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.title-block,
.title,
.top > div:first-child {
  min-width: 0;
}

.eyebrow,
.title small,
.top small {
  display: block;
  margin: 0 0 5px;
  color: var(--gold, var(--accent, #d2b86f));
  font-size: .7rem;
  font-weight: 850;
  letter-spacing: .18em;
  line-height: 1.2;
  text-transform: uppercase;
}

.game-header h1,
.top h1 {
  margin: 0;
  font: 900 clamp(1.55rem, 6vw, 2.35rem)/1.05 Georgia, "Times New Roman", serif;
}

.close-link,
.close-button,
.close {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid var(--shell-line);
  border-radius: 11px;
  background: var(--shell-panel);
  color: var(--shell-muted);
  font: 800 .86rem/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-decoration: none;
  cursor: pointer;
  touch-action: manipulation;
}

.close-link:hover,
.close-button:hover,
.close:hover {
  border-color: var(--gold, var(--accent, #d2b86f));
  color: var(--shell-gold);
}

.close-link:focus-visible,
.close-button:focus-visible,
.close:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--shell-gold) 45%, transparent);
  outline-offset: 2px;
}

.stats,
.hud {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  width: 100%;
  margin: 0 0 14px;
}

.stats-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stats-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.game > .intro,
.game > #game-description {
  margin: 0 0 14px;
  color: var(--shell-muted);
  line-height: 1.55;
}

.stat {
  display: grid;
  min-width: 0;
  min-height: 60px;
  align-content: center;
  padding: 9px 10px;
  border: 1px solid var(--shell-line);
  border-radius: 12px;
  background: var(--shell-panel);
  text-align: center;
}

.stat span,
.stat .muted {
  display: block;
  color: var(--shell-muted);
  font-size: .64rem;
  font-weight: 800;
  letter-spacing: .09em;
  line-height: 1.2;
  text-transform: uppercase;
}

.stat strong,
.stat b {
  display: block;
  margin-top: 4px;
  color: var(--shell-gold);
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
  line-height: 1.15;
}

.game-gate {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: grid;
  place-items: center;
  padding:
    max(18px, env(safe-area-inset-top))
    max(18px, env(safe-area-inset-right))
    max(18px, env(safe-area-inset-bottom))
    max(18px, env(safe-area-inset-left));
  background: rgba(7, 10, 7, .9);
  backdrop-filter: blur(7px);
}

.game-gate[hidden] {
  display: none;
}

.game-gate-card {
  width: min(100%, 420px);
  padding: 24px;
  border: 1px solid var(--shell-line);
  border-radius: 18px;
  background: var(--shell-panel);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .45);
  text-align: center;
}

.game-gate-spinner {
  width: 34px;
  height: 34px;
  margin: 0 auto 16px;
  border: 3px solid rgba(255, 255, 255, .12);
  border-top-color: var(--shell-gold);
  border-radius: 50%;
  animation: game-gate-spin .8s linear infinite;
}

.game-gate:not([data-loading="true"]) .game-gate-spinner {
  display: none;
}

.game-gate-label {
  margin: 0 0 7px;
  color: var(--gold, var(--accent, #d2b86f));
  font-size: .68rem;
  font-weight: 850;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.game-gate-card h2 {
  margin: 0 0 10px;
  font: 900 1.65rem/1.1 Georgia, "Times New Roman", serif;
}

.game-gate-message {
  margin: 0 0 18px;
  color: var(--shell-muted);
  line-height: 1.55;
}

.game-gate-hint {
  margin: -4px 0 18px;
  padding: 14px;
  border: 1px solid var(--shell-line);
  border-radius: 12px;
  background: rgba(0, 0, 0, .2);
  color: var(--shell-gold);
  font: 900 1.1rem/1.45 Georgia, "Times New Roman", serif;
  overflow-wrap: anywhere;
}

.game-gate-hint[hidden] {
  display: none;
}

.game-gate-actions {
  display: grid;
  gap: 8px;
}

.game-gate-button {
  width: 100%;
  min-height: 48px;
  padding: 10px 16px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(180deg, #efd184, #b58a39);
  color: #211b10;
  font: 900 .95rem/1.2 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  cursor: pointer;
  touch-action: manipulation;
}

.game-gate-button.secondary {
  border: 1px solid var(--shell-line);
  background: rgba(255, 255, 255, .04);
  color: var(--shell-muted);
}

.game-gate-button[hidden] {
  display: none;
}

@keyframes game-gate-spin {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .game-gate-spinner { animation-duration: 1.6s; }
}

@media (max-width: 600px) {
  .game-header,
  .top {
    align-items: flex-start;
    gap: 10px;
  }

  .game-header h1,
  .top h1 {
    font-size: clamp(1.35rem, 6vw, 1.8rem);
  }

  .close-link,
  .close-button,
  .close {
    min-height: 40px;
    padding-inline: 11px;
    font-size: .8rem;
  }

  .stats,
  .hud {
    gap: 6px;
    margin-bottom: 10px;
  }

  .stat {
    min-height: 54px;
    padding: 7px 5px;
    border-radius: 10px;
  }

  .stat span,
  .stat .muted {
    font-size: .58rem;
  }

  .stat strong,
  .stat b {
    font-size: .92rem;
  }
}