/* ─── Scroll Reveal ─── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ─── Card hover ─── */
.card,
.feature-card,
.service-card,
.pain-card,
.format-item {
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.card:hover,
.feature-card:hover,
.service-card:hover,
.pain-card:hover {
  box-shadow: 0 6px 20px rgba(0,51,102,0.1);
  transform: translateY(-2px);
}

/* ─── FAQ accordion ─── */
.faq-answer { transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1); }
.faq-icon { transition: transform 0.3s ease; }
.faq-item.is-open .faq-icon { transform: rotate(45deg); }

/* ─── Button ─── */
.btn-primary,
.btn-secondary { transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease; }