/* ── Fade in up ── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0);    }
}

/* ── Scroll-triggered ── */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity  420ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Stagger for steps ── */
.steps-grid .step-card:nth-child(1) { transition-delay: 0ms;   }
.steps-grid .step-card:nth-child(2) { transition-delay: 90ms;  }
.steps-grid .step-card:nth-child(3) { transition-delay: 180ms; }

/* ── Stagger for features ── */
.features-grid .feature-card:nth-child(1) { transition-delay: 0ms;   }
.features-grid .feature-card:nth-child(2) { transition-delay: 70ms;  }
.features-grid .feature-card:nth-child(3) { transition-delay: 140ms; }
.features-grid .feature-card:nth-child(4) { transition-delay: 210ms; }
.features-grid .feature-card:nth-child(5) { transition-delay: 280ms; }
.features-grid .feature-card:nth-child(6) { transition-delay: 350ms; }