/* ========================
   Animations & Effects
   ======================== */

/* Fade in up */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade in */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Pulse glow */
@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 10px rgba(0, 212, 255, 0.2); }
  50%       { box-shadow: 0 0 30px rgba(0, 212, 255, 0.5); }
}

/* Typing cursor */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* Float */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-12px); }
}

/* Gradient shift */
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Rotate */
@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

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

/* Scale in */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Slide in from left */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Slide in from right */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ========================
   Utility Animation Classes
   ======================== */
.animate-fadeInUp {
  animation: fadeInUp 0.7s ease forwards;
}

.animate-fadeIn {
  animation: fadeIn 0.6s ease forwards;
}

.animate-scaleIn {
  animation: scaleIn 0.5s ease forwards;
}

/* Delay helpers */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

/* Hidden state for scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger children */
.stagger-children > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-children > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children > *:nth-child(3) { transition-delay: 0.15s; }
.stagger-children > *:nth-child(4) { transition-delay: 0.2s; }
.stagger-children > *:nth-child(5) { transition-delay: 0.25s; }
.stagger-children > *:nth-child(6) { transition-delay: 0.3s; }
.stagger-children > *:nth-child(7) { transition-delay: 0.35s; }
.stagger-children > *:nth-child(8) { transition-delay: 0.4s; }
.stagger-children > *:nth-child(9) { transition-delay: 0.45s; }

/* ========================
   Background particles / mesh
   ======================== */
.bg-mesh {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.bg-mesh::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -20%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(123, 47, 247, 0.07) 0%, transparent 70%);
  animation: float 8s ease-in-out infinite;
}

.bg-mesh::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -10%;
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.05) 0%, transparent 70%);
  animation: float 10s ease-in-out infinite reverse;
}