/* ── Ping animation for status dot ── */
@keyframes ping {
  75%, 100% { transform: scale(2); opacity: 0; }
}
.animate-ping { animation: ping 1s cubic-bezier(0,0,0.2,1) infinite; }

/* ── Fade-in for hero badge ── */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-fade-in { animation: fadeIn 0.6s ease forwards; }

/* ── Step image slide transition ── */
@keyframes slideIn {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}
.step-img-transition { animation: slideIn 0.3s ease forwards; }

/* ── Calculator card entry ── */
@keyframes calcEntry {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.calc-card { animation: calcEntry 0.5s ease forwards; }

/* ── Transaction entry ── */
@keyframes txEntry {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}
.tx-item { animation: txEntry 0.4s ease forwards; }
.tx-item-exit {
  animation: txEntry 0.3s ease reverse forwards;
}

/* ── FAQ accordion ── */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, opacity 0.3s ease;
  opacity: 0;
}
.faq-answer.open {
  max-height: 400px;
  opacity: 1;
}
.faq-chevron { transition: transform 0.3s ease; }
.faq-chevron.open { transform: rotate(180deg); }

/* ── Number input: hide spinners ── */
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; }

/* ── Smooth scroll ── */
html { scroll-behavior: smooth; }

/* ── Selection color ── */
::selection { background: rgba(249,115,22,0.3); color: #fff; }

/* ── Step card hover shadow ── */
.step-card:hover { box-shadow: 0 25px 50px -12px rgba(249,115,22,0.1); }