/* ─── KEYFRAMES ─── */
@keyframes blink {
  50% { opacity: 0; }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 8px rgba(0, 212, 255, 0.4); }
  50%       { box-shadow: 0 0 18px rgba(0, 212, 255, 0.8); }
}

/* ─── SCROLL FADE ─── */
.fade-up {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up:nth-child(2) { transition-delay: 0.08s; }
.fade-up:nth-child(3) { transition-delay: 0.16s; }
.fade-up:nth-child(4) { transition-delay: 0.24s; }
.fade-up:nth-child(5) { transition-delay: 0.32s; }
.fade-up:nth-child(6) { transition-delay: 0.40s; }
.fade-up:nth-child(7) { transition-delay: 0.48s; }

/* hero content comes in on load */
.hero-eyebrow  { animation: slideInLeft 0.7s ease 0.1s both; }
.hero-name     { animation: fadeIn 0.8s ease 0.2s both; }
.hero-role     { animation: fadeIn 0.8s ease 0.35s both; }
.hero-tags     { animation: fadeIn 0.8s ease 0.5s both; }
.hero-cta      { animation: fadeIn 0.8s ease 0.65s both; }
.terminal      { animation: fadeIn 0.9s ease 0.4s both; }

/* timeline dot pulse */
.timeline-item::before { animation: pulse-glow 2.5s ease-in-out infinite; }

/* filter btn hover */
.filter-btn {
  transition: all 0.18s ease;
}

/* card expand chevron spin */
.card-toggle {
  display: inline-block;
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1), color 0.2s;
}