/* group position – fixed at bottom-left */
.social-links {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  display: flex;
  gap: 0.75rem;
  z-index: 999;
}

/* circular badge look for every link */
.social-btn {
  width: 25px;
  height: 25px;
  border-radius: 50%;
  background: #fff;
  border: px solid #000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 8px rgba(0,0,0,.25);
  transition: transform .2s ease, box-shadow .2s ease;
  text-decoration: none;
}

/* make all the icons white & scale nicely */
.social-btn img {
  width: 60%;
  height: 60%;
  object-fit: contain;
  filter: none;
  pointer-events: none; 
}

/* hover / focus effect */
.social-btn:hover,
.social-btn:focus-visible {
  background: #000;
  transform: scale(1.1);
  box-shadow: 0 6px 12px rgba(0,0,0,.35);
}

.social-btn:hover img,
.social-btn:focus-visible img {
  filter: invert(1);
}