/*
 * Animations
 * /assets/css/animations.css
 */

/* ─── Keyframes ──────────────────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-32px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(32px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(.92); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.04); }
}

/* ─── Utility Classes ────────────────────────────────────────────────────── */
.animate-fade-in-up   { animation: fadeInUp .6s ease both; }
.animate-fade-in      { animation: fadeIn .5s ease both; }
.animate-slide-left   { animation: slideInLeft .6s ease both; }
.animate-slide-right  { animation: slideInRight .6s ease both; }
.animate-scale-in     { animation: scaleIn .5s ease both; }
.animate-pulse        { animation: pulse 2.5s ease infinite; }

/* Staggered delays */
.delay-1 { animation-delay: .1s; }
.delay-2 { animation-delay: .2s; }
.delay-3 { animation-delay: .3s; }
.delay-4 { animation-delay: .4s; }
.delay-5 { animation-delay: .5s; }
.delay-6 { animation-delay: .6s; }

/* ─── Scroll-reveal (JS adds .revealed) ─────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}
.reveal-right {
  opacity: 0;
  transform: translateX(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* ─── Navbar scroll shrink ───────────────────────────────────────────────── */
.site-header.scrolled {
  box-shadow: 0 2px 16px rgba(0,0,0,.12);
}
.site-header.scrolled .navbar {
  padding-top: .35rem;
  padding-bottom: .35rem;
  transition: padding .3s ease;
}

/* ─── Button hover lift ──────────────────────────────────────────────────── */
.btn-lift {
  transition: transform .2s ease, box-shadow .2s ease;
}
.btn-lift:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
}