/* ============================================================
   ANIMATIONS.CSS — moonatriggerfun.quest
   Subtle Winter Motion System
   ============================================================ */

/* ── KEYFRAMES ── */

/* Gentle floating for slot machine */
@keyframes float-gentle {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-12px);
  }
}

/* Slow ambient glow pulse */
@keyframes glow-pulse {
  0%, 100% {
    box-shadow:
      0 0 60px rgba(125, 211, 252, 0.12),
      0 0 120px rgba(251, 191, 36, 0.06);
  }
  50% {
    box-shadow:
      0 0 80px rgba(125, 211, 252, 0.2),
      0 0 160px rgba(251, 191, 36, 0.1);
  }
}

/* Floating ornaments orbit */
@keyframes float-orbit {
  0% {
    transform: translateY(0px) rotate(0deg);
  }
  33% {
    transform: translateY(-16px) rotate(8deg);
  }
  66% {
    transform: translateY(-8px) rotate(-5deg);
  }
  100% {
    transform: translateY(0px) rotate(0deg);
  }
}

/* Game frame border glow */
@keyframes border-glow-pulse {
  0%, 100% {
    opacity: 0.6;
  }
  50% {
    opacity: 1;
  }
}

/* Scroll hint fade */
@keyframes scroll-hint-fade {
  0%, 100% {
    opacity: 0.4;
    transform: translateX(-50%) translateY(0);
  }
  50% {
    opacity: 0.9;
    transform: translateX(-50%) translateY(8px);
  }
}

/* Aurora background slow drift */
@keyframes aurora-drift {
  0%, 100% {
    transform: translateX(0%) translateY(0%) scale(1);
  }
  33% {
    transform: translateX(2%) translateY(-1%) scale(1.02);
  }
  66% {
    transform: translateX(-1%) translateY(1%) scale(0.99);
  }
}

/* Reel spin animation */
@keyframes reel-spin {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-100%);
  }
}

/* Fade in from below */
@keyframes fade-in-up-keyframe {
  0% {
    opacity: 0;
    transform: translateY(32px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade in from right */
@keyframes fade-in-right-keyframe {
  0% {
    opacity: 0;
    transform: translateX(32px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Gentle shimmer sweep */
@keyframes shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

/* Snow particle fall */
@keyframes snow-fall {
  0% {
    transform: translateY(-10px) translateX(0px);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 0.6;
  }
  100% {
    transform: translateY(100vh) translateX(40px);
    opacity: 0;
  }
}

/* Soft pulse for active elements */
@keyframes soft-pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

/* Logo sparkle */
@keyframes logo-sparkle {
  0%, 90%, 100% {
    filter: drop-shadow(0 0 0px rgba(251, 191, 36, 0));
  }
  95% {
    filter: drop-shadow(0 0 8px rgba(251, 191, 36, 0.8));
  }
}

/* ── ANIMATION UTILITY CLASSES ── */

.fade-in-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}

.fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}

.fade-in-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* ── APPLIED ANIMATIONS ── */

/* Hero aurora drift */
.hero-aurora,
.page-hero-aurora {
  animation: aurora-drift 20s ease-in-out infinite;
}

/* Logo icon sparkle */
.logo-icon {
  animation: logo-sparkle 8s ease-in-out infinite;
  display: inline-block;
}

/* Slot machine float */
.slot-machine-preview {
  animation: float-gentle 6s ease-in-out infinite;
  will-change: transform;
}

/* Glow ring pulse */
.slot-glow-ring {
  animation: glow-pulse 4s ease-in-out infinite;
  will-change: box-shadow;
}

/* Game frame border */
.game-frame-glow {
  animation: border-glow-pulse 3s ease-in-out infinite;
  will-change: opacity;
}

/* Floating ornaments */
.ornament-1 {
  animation: float-orbit 8s ease-in-out infinite;
  animation-delay: 0s;
  will-change: transform;
}

.ornament-2 {
  animation: float-orbit 10s ease-in-out infinite;
  animation-delay: -3s;
  will-change: transform;
}

.ornament-3 {
  animation: float-orbit 9s ease-in-out infinite;
  animation-delay: -6s;
  will-change: transform;
}

/* Scroll hint */
.hero-scroll-hint {
  animation: scroll-hint-fade 2.5s ease-in-out infinite;
  will-change: transform, opacity;
}

/* Reel active shimmer */
.reel-active {
  position: relative;
  overflow: hidden;
}

.reel-active::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(251, 191, 36, 0.08) 50%,
    transparent 100%
  );
  background-size: 200% 100%;
  animation: shimmer 2.5s ease infinite;
}

/* Button gold shimmer */
.btn-gold::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    transparent 20%,
    rgba(255, 255, 255, 0.15) 50%,
    transparent 80%
  );
  background-size: 200% 100%;
  background-position: -200% center;
  transition: background-position 0.5s ease;
  border-radius: inherit;
}

.btn-gold:hover::after {
  background-position: 200% center;
}

/* Feature card icon soft pulse on hover */
.feature-card:hover .feature-icon {
  animation: soft-pulse 1.5s ease-in-out infinite;
}

/* ── SNOW PARTICLE CLASSES (used by JS canvas) ── */
/* Snow is rendered on canvas — no CSS classes needed,
   but these define the particle behavior constants */

/* ============================================================
   END ANIMATIONS.CSS
   ============================================================ */