.c-scroll-to-top {
  position: fixed;
  bottom: 32px;
  right: 80px;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary, #1557b5);
  color: #fff;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.25s ease, transform 0.25s ease, background 0.2s ease;
}
@media (max-width: 1024px) {
  .c-scroll-to-top {
    right: 16px;
    bottom: 16px;
  }
}
.c-scroll-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.c-scroll-to-top:hover {
  background: var(--color-primary-focus, #0038a1);
}
.c-scroll-to-top[hidden] {
  display: none;
}