/* ============================================================
   ANIMATIONS & SCROLL REVEALS
   ============================================================ */

/* --- Keyframes --- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes clipReveal {
  from { clip-path: inset(0 100% 0 0); }
  to   { clip-path: inset(0 0% 0 0); }
}
@keyframes slideLeft {
  from { opacity: 0; transform: translateX(-50px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideRight {
  from { opacity: 0; transform: translateX(50px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(79,142,247,0); }
  50%       { box-shadow: 0 0 32px 8px rgba(79,142,247,0.25); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}
@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes borderPulse {
  0%, 100% { border-color: rgba(79,142,247,0.2); }
  50%       { border-color: rgba(79,142,247,0.6); }
}

/* --- Scroll reveal base states --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--dur-slow) var(--ease-out-expo),
              transform var(--dur-slow) var(--ease-out-expo);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal--left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity var(--dur-slow) var(--ease-out-expo),
              transform var(--dur-slow) var(--ease-out-expo);
}
.reveal--left.is-visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal--right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity var(--dur-slow) var(--ease-out-expo),
              transform var(--dur-slow) var(--ease-out-expo);
}
.reveal--right.is-visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal--scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity var(--dur-slow) var(--ease-out-expo),
              transform var(--dur-slow) var(--ease-out-expo);
}
.reveal--scale.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Staggered delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* --- Reduce motion --- */
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal--left, .reveal--right, .reveal--scale {
    opacity: 1; transform: none; transition: none;
  }
}