.c-wa-fab {
  position: fixed;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.85rem 1.1rem;
  border-radius: 999px;
  background: #25d366;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 18px 32px rgba(0, 0, 0, 0.16), 0 8px 18px rgba(0, 0, 0, 0.12);
  z-index: 2147483000;
  min-height: 56px;
  line-height: 1;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  padding-bottom: calc(0.85rem + env(safe-area-inset-bottom, 0px));
}

.c-wa-fab:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 36px rgba(0, 0, 0, 0.18), 0 8px 18px rgba(0, 0, 0, 0.14);
}

.c-wa-fab:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(37, 211, 102, 0.35), 0 18px 32px rgba(0, 0, 0, 0.16), 0 8px 18px rgba(0, 0, 0, 0.12);
}

.c-wa-fab__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  line-height: 1;
}

.c-wa-fab__icon > i,
.c-wa-fab__icon svg {
  font-size: inherit;
  width: 1em;
  height: 1em;
}

.c-wa-fab__label {
  white-space: nowrap;
  font-size: 0.95rem;
}

html[dir='rtl'] .c-wa-fab {
  right: var(--fab-offset, 16px);
  left: auto;
}

@media (max-width: 420px) {
  .c-wa-fab {
    width: 56px;
    height: 56px;
    justify-content: center;
    padding: 0.85rem;
    padding-bottom: calc(0.85rem + env(safe-area-inset-bottom, 0px));
  }

  .c-wa-fab__label {
    display: none;
  }
}