@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

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

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

@keyframes card-entrance {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Scroll fade-in ── */
.fi {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.fi.vis {
  opacity: 1;
  transform: translateY(0);
}

.fi.d1 { transition-delay: 0.10s; }
.fi.d2 { transition-delay: 0.20s; }
.fi.d3 { transition-delay: 0.30s; }
.fi.d4 { transition-delay: 0.40s; }