/* ===== Keyframes ===== */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  40% { transform: translateY(-20px); }
  60% { transform: translateY(-10px); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 10px currentColor; }
  50% { box-shadow: 0 0 25px currentColor, 0 0 50px currentColor; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes color-cycle {
  0% { color: var(--accent-red); }
  25% { color: var(--accent-cyan); }
  50% { color: var(--accent-gold); }
  75% { color: var(--accent-green); }
  100% { color: var(--accent-red); }
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes ball-bounce {
  0%, 100% { transform: translateY(0) scale(1); }
  30% { transform: translateY(-40px) scale(1); }
  50% { transform: translateY(0) scale(1.1, 0.9); }
  60% { transform: translateY(-15px) scale(1); }
  80% { transform: translateY(0) scale(1.05, 0.95); }
}

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===== Applied Animations ===== */
.anim-float {
  animation: float 4s ease-in-out infinite;
}

.anim-bounce {
  animation: ball-bounce 2.5s ease-in-out infinite;
}

.anim-pulse {
  animation: pulse-glow 2s ease-in-out infinite;
}

.anim-shimmer {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
}

.anim-color-cycle {
  animation: color-cycle 6s linear infinite;
}

.anim-spin {
  animation: spin-slow 20s linear infinite;
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}