:root {
  --nyan-gold: #ffd700;
  --nyan-pink: #ff3366;
  --nyan-purple: #bc00ff;
  --bg-dark: #120520;
  --glass: rgba(18, 5, 32, 0.7);
  --glass-border: rgba(255, 255, 255, 0.15);
}

* {
  margin: 0; padding: 0; box-sizing: border-box;
  user-select: none; -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Outfit', 'M PLUS Rounded 1c', sans-serif;
  background-color: var(--bg-dark);
  color: #fff;
  overflow: hidden; height: 100vh; width: 100vw;
}

#app {
  width: 100%; height: 100%;
  background: radial-gradient(circle at top, #301040 0%, var(--bg-dark) 80%);
  position: relative; display: flex; flex-direction: column;
}

.back-link {
  position: absolute; top: 15px; left: 15px; z-index: 100;
  background: rgba(0,0,0,0.6); color: var(--nyan-gold);
  padding: 8px 16px; border-radius: 20px; font-weight: 800; font-size: 0.85rem;
  text-decoration: none; border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px); box-shadow: 0 4px 10px rgba(0,0,0,0.5);
  transition: all 0.2s;
}

.back-link:active { transform: scale(0.95); }

.game-container {
  flex: 1; display: flex; flex-direction: column;
  max-width: 600px; width: 100%; margin: 0 auto;
  padding: 60px 15px 15px 15px;
}

/* Header Stats Panel */
.stats-panel {
  display: flex; justify-content: space-between; gap: 10px;
  background: var(--glass); padding: 15px 20px;
  border-radius: 20px; border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px); margin-bottom: 15px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.stat-box { display: flex; flex-direction: column; }
.stat-box .label { font-size: 0.7rem; font-weight: 800; color: var(--nyan-pink); letter-spacing: 1px; }
.stat-box .value { font-size: 1.4rem; font-weight: 900; color: var(--nyan-gold); }
.mini-stats {
  display: flex;
  gap: 10px;
  margin-top: 4px;
  color: rgba(255,255,255,0.7);
  font-size: 0.68rem;
  font-weight: 900;
}
.mini-stats b { color: var(--nyan-gold); }

.bet-controls { align-items: flex-end; }
.bet-actions { display: flex; align-items: center; gap: 5px; margin-top: 3px; }
.bet-btn {
  background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border);
  color: #fff; font-weight: 800; font-size: 0.7rem; padding: 4px 8px;
  border-radius: 8px; cursor: pointer; transition: all 0.1s;
}
.bet-btn:active { background: var(--nyan-pink); transform: scale(0.9); }
.bet-display { font-weight: 900; font-size: 1.1rem; color: #fff; padding: 0 5px; }

/* Plinko Board */
.board-wrapper {
  flex: 1; position: relative; width: 100%;
  background: rgba(0,0,0,0.4); border-radius: 25px;
  border: 1px solid var(--glass-border); overflow: hidden;
  box-shadow: inset 0 0 30px rgba(0,0,0,0.8), 0 15px 40px rgba(0,0,0,0.4);
  display: flex; justify-content: center; align-items: center;
}

#plinko-board {
  width: 100%; height: 100%; display: block;
}

.drop-zone-overlay {
  position: absolute; top: 0; left: 0; width: 100%; height: 35px;
  background: linear-gradient(to bottom, rgba(255,51,102,0.1), transparent);
  pointer-events: none;
}

.drop-indicator {
  position: absolute; top: 5px; left: 50%; transform: translateX(-50%);
  color: var(--nyan-gold); font-size: 1rem; font-weight: 900;
  text-shadow: 0 0 10px var(--nyan-gold);
  animation: bounce-drop 0.6s infinite alternate;
}

@keyframes bounce-drop {
  0% { transform: translate(-50%, 0); }
  100% { transform: translate(-50%, 5px); }
}

/* Actions Panel */
.action-panel {
  margin-top: 15px; display: flex; flex-direction: column; gap: 12px;
  background: var(--glass); padding: 15px; border-radius: 20px;
  border: 1px solid var(--glass-border); backdrop-filter: blur(10px);
}

.risk-selector {
  display: flex; align-items: center; justify-content: space-between; gap: 5px;
  background: rgba(0,0,0,0.3); padding: 6px; border-radius: 12px;
}
.risk-selector .label { font-size: 0.75rem; font-weight: 900; color: #888; padding-left: 5px; }
.risk-btn {
  flex: 1; background: transparent; border: none; color: #aaa;
  font-weight: 800; font-size: 0.75rem; padding: 8px 0;
  border-radius: 8px; cursor: pointer; transition: all 0.2s;
}
.risk-btn.active { background: var(--nyan-purple); color: #fff; box-shadow: 0 0 15px var(--nyan-purple); }

.plinko-message {
  min-height: 20px;
  text-align: center;
  color: rgba(255,255,255,0.76);
  font-size: 0.82rem;
  font-weight: 800;
}

.utility-row {
  display: flex;
  gap: 8px;
}

.utility-btn {
  flex: 1;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 12px;
  padding: 10px 12px;
  background: rgba(255,255,255,0.08);
  color: #fff;
  font-weight: 900;
  cursor: pointer;
}

.utility-btn.daily {
  background: var(--nyan-gold);
  color: #111;
  border-color: rgba(255,215,0,0.55);
}

.utility-btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.drop-btn {
  width: 100%; padding: 16px; border-radius: 16px; border: none;
  background: linear-gradient(135deg, var(--nyan-pink), var(--nyan-gold));
  color: #fff; font-size: 1.2rem; font-weight: 900; letter-spacing: 1px;
  cursor: pointer; transition: all 0.1s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 8px 25px rgba(255,51,102,0.5);
  text-shadow: 0 2px 5px rgba(0,0,0,0.4);
}
.drop-btn:active { transform: scale(0.96); box-shadow: 0 4px 10px rgba(255,51,102,0.8); }
.drop-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
}

.history-wrap {
  display: grid;
  gap: 6px;
}

.history-title {
  color: var(--nyan-gold);
  font-size: 0.74rem;
  font-weight: 900;
}

.drop-history {
  display: grid;
  gap: 4px;
  max-height: 86px;
  overflow: hidden;
}

.history-row {
  display: grid;
  grid-template-columns: 1fr 48px 86px;
  gap: 8px;
  padding: 5px 8px;
  border-radius: 8px;
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.74);
  font-size: 0.74rem;
  font-weight: 900;
}

.history-row.win { color: var(--nyan-gold); }
.empty-history {
  color: rgba(255,255,255,0.45);
  font-size: 0.78rem;
  font-weight: 800;
}

/* Celebration Overlay */
.win-overlay {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.85); backdrop-filter: blur(10px);
  display: flex; justify-content: center; align-items: center;
  z-index: 1000; animation: fade-in 0.2s ease-out;
}
.win-overlay.hidden { display: none; }

.win-content {
  text-align: center; transform: scale(0); animation: pop-in 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}
.win-content h2 { font-size: 2.5rem; font-weight: 900; color: var(--nyan-pink); text-shadow: 0 0 20px var(--nyan-pink); }
.win-content .multiplier-text { font-size: 6rem; font-weight: 900; color: var(--nyan-gold); line-height: 1; text-shadow: 0 0 40px var(--nyan-gold); }
.win-content .payout-text { font-size: 1.8rem; font-weight: 900; color: #fff; margin-top: 10px; }

@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes pop-in { to { transform: scale(1); } }

@media (max-width: 560px) {
  .game-container { padding: 54px 10px 10px; }
  .stats-panel { padding: 10px 12px; flex-wrap: wrap; }
  .stat-box .value { font-size: 1.15rem; }
  .bet-actions { flex-wrap: wrap; justify-content: flex-end; }
  .action-panel { gap: 9px; padding: 10px; margin-top: 10px; }
  .risk-selector { flex-wrap: wrap; }
  .risk-selector .label { width: 100%; text-align: center; }
  .drop-btn { padding: 13px; font-size: 1rem; }
}