.zerapy-social-fab {
  position: fixed;
  right: max(16px, env(safe-area-inset-right, 0px));
  bottom: max(20px, env(safe-area-inset-bottom, 0px));
  z-index: 1100;

  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: flex-end;
  gap: 12px;

  font-family: "Cera Pro", sans-serif;
}

.zerapy-social-fab__stack {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.zerapy-social-fab__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  box-shadow: 0 6px 20px rgba(34, 36, 44, 0.18);
  color: #fff;
  text-decoration: none;
  transform: translate3d(0, 10px, 0) scale(0.92);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    transform 0.22s ease,
    opacity 0.22s ease,
    visibility 0.22s;
}

.zerapy-social-fab__link svg {
  display: block;
  width: 26px;
  height: auto;
}

.zerapy-social-fab__link--max svg {
  width: 24px;
  height: 24px;
}

.zerapy-social-fab__link--telegram {
  background: #229ed9;
}

.zerapy-social-fab__link--max {
  color: #5a5b6c;
  border: solid 3px transparent;
  background:
    linear-gradient(#fff, #fff) padding-box,
    linear-gradient(135deg, #6b8cff, #a855f7 55%, #ec4899) border-box;
  box-shadow: 0 6px 20px rgba(34, 36, 44, 0.18);
}

.zerapy-social-fab__link--dzen {
  background: #1a1a1a;
}

.zerapy-social-fab__link--vk {
  background: #0077ff;
}

@media (hover: hover) {
  .zerapy-social-fab__link:hover {
    filter: brightness(1.05);
  }

  .zerapy-social-fab__link--max:hover {
    filter: none;
    box-shadow: 0 8px 24px rgba(34, 36, 44, 0.22);
  }
}

.zerapy-social-fab__toggle {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  padding: 0;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  background: #5c6478;
  color: #fff;
  box-shadow: 0 8px 24px rgba(34, 36, 44, 0.22);
  transition:
    background 0.2s ease,
    color 0.2s ease,
    box-shadow 0.2s ease;
}

.zerapy-social-fab__toggle:hover {
  background: #4b5366;
}

.zerapy-social-fab__toggle-icon {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.zerapy-social-fab__toggle-icon--close {
  opacity: 0;
  transform: rotate(-45deg) scale(0.85);
}

.zerapy-social-fab--open .zerapy-social-fab__toggle {
  background: #fff;
  color: #1a1a1a;
  box-shadow: 0 8px 24px rgba(34, 36, 44, 0.18);
}

.zerapy-social-fab--open .zerapy-social-fab__toggle-icon--chat {
  opacity: 0;
  transform: rotate(45deg) scale(0.85);
}

.zerapy-social-fab--open .zerapy-social-fab__toggle-icon--close {
  opacity: 1;
  transform: rotate(0) scale(1);
}

.zerapy-social-fab--open .zerapy-social-fab__link {
  transform: translate3d(0, 0, 0) scale(1);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.zerapy-social-fab--open .zerapy-social-fab__link:nth-child(1) {
  transition-delay: 0.04s;
}

.zerapy-social-fab--open .zerapy-social-fab__link:nth-child(2) {
  transition-delay: 0.08s;
}

.zerapy-social-fab--open .zerapy-social-fab__link:nth-child(3) {
  transition-delay: 0.12s;
}

.zerapy-social-fab--open .zerapy-social-fab__link:nth-child(4) {
  transition-delay: 0.16s;
}

@media (prefers-reduced-motion: reduce) {
  .zerapy-social-fab__link,
  .zerapy-social-fab__toggle-icon {
    transition: none;
  }

  .zerapy-social-fab--open .zerapy-social-fab__link:nth-child(n) {
    transition-delay: 0s;
  }

  .zerapy-social-fab__link {
    transform: none;
  }

  .zerapy-social-fab:not(.zerapy-social-fab--open) .zerapy-social-fab__link {
    display: none;
  }

  .zerapy-social-fab--open .zerapy-social-fab__link {
    display: flex;
  }
}