/* ============================================================
   ANIMATIONS.CSS — Keyframes + Scroll Reveal Base Classes
   ============================================================ */

/* ---- KEYFRAMES ------------------------------------------- */

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50%       { transform: translateY(-30px) scale(1.05); }
}

@keyframes float-slow {
  0%, 100% { transform: translateY(0) scale(1) rotate(0deg); }
  50%       { transform: translateY(-20px) scale(1.03) rotate(3deg); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(50px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-50px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(50px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(79, 142, 255, 0.4); }
  50%       { box-shadow: 0 0 0 12px rgba(79, 142, 255, 0); }
}

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

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

@keyframes dot-pulse {
  0%, 80%, 100% { opacity: 1; transform: scale(1); }
  40%            { opacity: 0.6; transform: scale(0.85); }
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(8px); opacity: 0.4; }
}

/* ---- HERO ENTRANCE (fires immediately, no observer) ------ */

@media (prefers-reduced-motion: no-preference) {
  .hero__tagline--big  { animation: fadeInUp 0.9s cubic-bezier(0.4, 0, 0.2, 1) 0.1s both; }
  .hero__ticker   { animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.55s both; }
  .hero__cta-group { animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.7s both; }
  .hero__scroll-indicator { animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) 1.1s both; }
}

/* ---- SCROLL REVEAL CLASSES -------------------------------- */

.reveal-up,
.reveal-left,
.reveal-right,
.reveal-scale {
  opacity: 0;
  will-change: opacity, transform;
  transition:
    opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-up    { transform: translateY(40px); }
.reveal-left  { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.reveal-scale { transform: scale(0.9); }

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible,
.reveal-scale.visible {
  opacity: 1;
  transform: none;
}

/* Stagger delay helpers */
.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 320ms; }
.reveal-delay-5 { transition-delay: 400ms; }

/* ---- REDUCED MOTION OVERRIDES ----------------------------- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .hero__orb { display: none; }
  .hero__ticker-track { animation: none !important; }
}