@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
  --bg: #0b0e14;
  --panel: #12161f;
  --panel-raised: #181d29;
  --line: #232a3a;
  --text: #e9edf3;
  --text-dim: #8a93a6;
  --gold: #e8b339;
  --teal: #34e0c4;
  --crimson: #ff5c6c;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 50% -10%, #161c2a 0%, var(--bg) 55%);
  color: var(--text);
  font-family: 'Inter', sans-serif;
}

.container {
  max-width: 560px;
  margin: 0 auto;
  padding: 28px 18px 60px;
}

header { text-align: center; margin-bottom: 22px; }

header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.7rem;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}

.subtitle {
  color: var(--text-dim);
  font-size: 0.92rem;
  margin: 0;
}

.wallet-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 18px;
}

#wallet-status {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.82rem;
  color: var(--text-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  border: none;
  border-radius: 10px;
  padding: 11px 18px;
  cursor: pointer;
  font-size: 0.92rem;
  transition: transform 0.12s ease, filter 0.12s ease;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { cursor: not-allowed; opacity: 0.5; }

.btn-secondary {
  background: var(--panel-raised);
  color: var(--teal);
  border: 1px solid var(--teal);
  white-space: nowrap;
}
.btn-secondary:hover { filter: brightness(1.15); }

.btn-primary {
  width: 100%;
  background: linear-gradient(180deg, var(--gold), #c8932a);
  color: #1a1304;
  padding: 15px;
  font-size: 1.02rem;
  box-shadow: 0 6px 18px -6px rgba(232, 179, 57, 0.55);
}
.btn-primary:hover:not(:disabled) { filter: brightness(1.07); }

.game-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
}

.choices h2,
.bet-section h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 12px;
}

.choice-buttons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.choice-btn {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  border: 2px solid var(--line);
  background: radial-gradient(circle at 30% 25%, var(--panel-raised), #0e1119 75%);
  color: var(--text);
  font-size: 0.85rem;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  line-height: 1.5;
  cursor: pointer;
  box-shadow: inset 0 2px 4px rgba(255, 255, 255, 0.04), 0 4px 10px -4px rgba(0,0,0,0.6);
  transition: transform 0.12s ease, border-color 0.12s ease, box-shadow 0.12s ease;
}
.choice-btn:hover { transform: translateY(-2px); }
.choice-btn.selected {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(52, 224, 196, 0.25), inset 0 2px 4px rgba(255,255,255,0.06);
}

.bet-input-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

#bet-slider {
  flex: 1;
  accent-color: var(--gold);
}

#bet-input {
  width: 72px;
  background: var(--panel-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--gold);
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  text-align: center;
  padding: 8px 4px;
}

.bet-input-row span {
  color: var(--text-dim);
  font-size: 0.85rem;
}

.fee-note {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin: 0 0 20px;
}
.fee-note strong { color: var(--text); font-family: 'IBM Plex Mono', monospace; }

.status-box {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--panel-raised);
  border: 1px solid var(--line);
  font-size: 0.88rem;
  color: var(--text-dim);
  font-family: 'IBM Plex Mono', monospace;
}
.status-box.error { border-color: var(--crimson); color: var(--crimson); }

.result-area {
  margin-top: 22px;
  text-align: center;
  border-top: 1px dashed var(--line);
  padding-top: 20px;
}

.result-faces {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-bottom: 12px;
}

.face { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.face-label { font-size: 0.72rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em; }
.face-emoji { font-size: 2.4rem; }
.vs { font-family: 'Space Grotesk', sans-serif; color: var(--text-dim); font-weight: 700; }

#result-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  margin: 6px 0 4px;
}
#result-text.win { color: var(--teal); }
#result-text.lose { color: var(--crimson); }
#result-text.tie { color: var(--gold); }

#result-detail {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 0;
}

.fairness-box {
  margin-top: 14px;
  text-align: left;
  background: var(--panel-raised);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 14px;
}

.fairness-box summary {
  cursor: pointer;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--teal);
  list-style: none;
}

.fairness-box[open] summary {
  margin-bottom: 8px;
}

#fairness-text {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.74rem;
  line-height: 1.7;
  color: var(--text-dim);
  word-break: break-all;
  margin: 0;
}

footer {
  text-align: center;
  margin-top: 24px;
}

#house-info-text {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-dim);
  margin: 0 0 10px;
}

.disclaimer {
  font-size: 0.72rem;
  color: #535b6e;
  line-height: 1.5;
  margin: 0;
}

@media (max-width: 380px) {
  .face-emoji { font-size: 1.9rem; }
}