/* ============================================
   ANIMATIONS — Keyframes & Scroll-Reveal Classes
   ============================================ */

/* ---- Keyframes ---- */

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Existing hero decorative float */
@keyframes floatSlow {
  0%, 100% { transform: translate(0, 0); }
  50%      { transform: translate(30px, -20px); }
}


/* ---- Scroll-Reveal Base ---- */

[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out),
              transform 0.6s var(--ease-out);
  will-change: opacity, transform;
}

[data-reveal].revealed {
  opacity: 1;
  transform: none;
}

/* Direction variants */
[data-reveal="left"] {
  transform: translateX(-30px);
}

[data-reveal="right"] {
  transform: translateX(30px);
}

[data-reveal="down"] {
  transform: translateY(-20px);
}

[data-reveal="scale"] {
  transform: scale(0.95);
}

/* All variants resolve to the same revealed state */
[data-reveal="left"].revealed,
[data-reveal="right"].revealed,
[data-reveal="down"].revealed,
[data-reveal="scale"].revealed {
  opacity: 1;
  transform: none;
}

/* ---- Stagger Delays ---- */

[data-reveal-delay="1"] { transition-delay: 0.1s; }
[data-reveal-delay="2"] { transition-delay: 0.2s; }
[data-reveal-delay="3"] { transition-delay: 0.3s; }
[data-reveal-delay="4"] { transition-delay: 0.4s; }
[data-reveal-delay="5"] { transition-delay: 0.5s; }


/* ---- Accessibility: Respect prefers-reduced-motion ---- */

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
    will-change: auto;
  }
}