/* FAB - chrome partial */
.floating-cta {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  display: grid;
  gap: 0.55rem;
  z-index: 60;
}
.fab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.4rem;
  height: 3.4rem;
  min-width: 3.4rem;
  padding: 0;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: var(--shadow, 0 18px 50px rgba(26, 23, 20, 0.12));
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.fab svg {
  display: block;
  width: 1.35rem;
  height: 1.35rem;
}
.fab-zalo svg {
  width: 1.5rem;
  height: 1.5rem;
}
.fab-zalo {
  background: #0068ff;
  color: #fff;
}
.fab-call {
  background: var(--accent, var(--color-brand));
  color: #fff;
}
.fab:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.18);
}
@media (max-width: 560px) {
  .floating-cta {
    right: 0.75rem;
    bottom: calc(0.75rem + env(safe-area-inset-bottom, 0px));
  }
  .fab {
    width: 3.15rem;
    height: 3.15rem;
    min-width: 3.15rem;
  }
}