/* ================================================
   ANIMAÇÕES — Keyframes e classes de animação
   ================================================ */

/* ── Reveal Up (Scroll) ──────────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: 
    opacity 0.8s var(--ease-out-expo),
    transform 0.8s var(--ease-out-expo);
}

.reveal-up.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ── Stagger delay helper (via JS) ───────────── */
.reveal-up:nth-child(1) { transition-delay: 0ms; }
.reveal-up:nth-child(2) { transition-delay: 100ms; }
.reveal-up:nth-child(3) { transition-delay: 200ms; }
.reveal-up:nth-child(4) { transition-delay: 300ms; }
.reveal-up:nth-child(5) { transition-delay: 400ms; }

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

/* ── Slide Up ────────────────────────────────── */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Scale In ────────────────────────────────── */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ── Draw Line ───────────────────────────────── */
@keyframes drawLine {
  from { width: 0; }
  to   { width: 100%; }
}

/* ── Float ───────────────────────────────────── */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ── Glow Pulse ──────────────────────────────── */
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 5px rgba(255, 255, 255, 0.1); }
  50% { box-shadow: 0 0 20px rgba(255, 255, 255, 0.15); }
}

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