@import url("https://fonts.googleapis.com/css2?family=Cinzel:wght@400;700&family=Quicksand:wght@400;600&display=swap");

body {
  font-family: "Quicksand", sans-serif;
  background-color: #0f172a;
  background-image: radial-gradient(
      at 0% 0%,
      rgba(76, 29, 149, 0.3) 0px,
      transparent 50%
    ),
    radial-gradient(at 100% 0%, rgba(236, 72, 153, 0.3) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(56, 189, 248, 0.3) 0px, transparent 50%);
  background-attachment: fixed;
  color: #e2e8f0;
  overflow-x: hidden;
}

.glass-panel {
  background: rgba(30, 41, 59, 0.7);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.magic-font {
  font-family: "Cinzel", serif;
}

/* --- Navigation --- */
.nav-btn {
  transition: all 0.3s ease;
}
.nav-btn.active {
  color: #fff;
  background: rgba(139, 92, 246, 0.3);
  border-color: #a855f7;
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.3);
}

/* --- COIN PHYSICS --- */
.coin-scene {
  perspective: 1200px;
}
.coin {
  position: relative;
  transform-style: preserve-3d;
}
.coin-face {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 50%;
  border: 4px solid #fbbf24;
  box-shadow: inset 0 0 15px rgba(0, 0, 0, 0.5);
}
.coin-front {
  background: radial-gradient(circle at 30% 30%, #fcd34d, #b45309);
  transform: rotateX(0deg);
}
.coin-back {
  background: radial-gradient(circle at 30% 30%, #94a3b8, #334155);
  transform: rotateX(180deg);
  border-color: #cbd5e1;
}

@keyframes toss-up-down {
  0% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-350px) scale(1.4);
  }
  100% {
    transform: translateY(0) scale(1);
  }
}
@keyframes shadow-scale {
  0% {
    transform: scale(1);
    opacity: 0.5;
  }
  50% {
    transform: scale(0.2);
    opacity: 0.1;
  }
  100% {
    transform: scale(1);
    opacity: 0.5;
  }
}
.animate-toss {
  animation: toss-up-down 2.5s ease-in-out forwards;
}
.animate-shadow {
  animation: shadow-scale 2.5s ease-in-out forwards;
}

/* --- 8-BALL SHAKE --- */
@keyframes shake-ball {
  0% {
    transform: translate(0, 0);
  }
  10% {
    transform: translate(-10px, -10px) rotate(-5deg);
  }
  50% {
    transform: translate(-5px, -10px) rotate(-2deg);
  }
  100% {
    transform: translate(0, 0);
  }
}
.animate-shake {
  animation: shake-ball 0.8s ease-in-out;
}

/* Misc */
.btn-magic {
  background: linear-gradient(45deg, #7c3aed, #db2777);
  transition: transform 0.2s;
}
.btn-magic:hover {
  transform: scale(1.02) translateY(-2px);
}
.btn-magic:active {
  transform: scale(0.95);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.2s;
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
}
.pointer-wrapper {
  position: absolute;
  top: -25px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  transform-origin: 50% 20px;
}

.ai-spinner {
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  border-top: 3px solid #a855f7;
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
  display: inline-block;
}
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-out;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}