/* ============================================================
   WhatsApp Floating Button
   Fixed bottom-right, visible on all pages.
   Pill on desktop → circle on small mobile.
   ============================================================ */

.wa-btn {
  position: fixed;
  bottom: 28px;
  right: 24px;
  z-index: 999;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #fff;
  text-decoration: none;
  padding: 11px 20px 11px 13px;
  border-radius: 50px;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.45);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  animation: wa-appear 0.5s ease 1.2s both;
}

.wa-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.55);
  color: #fff;
}

/* Subtle pop-in on first load */
@keyframes wa-appear {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Gentle pulse on the button shadow to draw initial attention */
@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 4px 18px rgba(37, 211, 102, 0.45); }
  50%       { box-shadow: 0 4px 26px rgba(37, 211, 102, 0.7);  }
}
.wa-btn {
  animation: wa-appear 0.5s ease 1.2s both, wa-pulse 2.5s ease 2s 4;
}

.wa-btn__icon {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  display: block;
}

.wa-btn__text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.wa-btn__main {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.wa-btn__sub {
  font-size: 0.7rem;
  opacity: 0.88;
  font-weight: 400;
}

/* ── Mobile: collapse to circle icon only ── */
@media (max-width: 520px) {
  .wa-btn {
    bottom: 20px;
    right: 16px;
    padding: 13px;
    border-radius: 50%;
  }
  .wa-btn__text {
    display: none;
  }
}