/* ── Share buttons in header ── */
.share-header {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
  margin-right: 0.4rem;
}

.share-header__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  text-decoration: none;
  color: var(--md-primary-bg-color, #fff);
  opacity: 0.7;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.share-header__btn:hover {
  transform: scale(1.2);
  opacity: 1;
}

.share-header__btn svg {
  width: 1rem;
  height: 1rem;
  fill: currentColor;
}

/* ── Homepage share CTA ── */
.share-cta {
  margin: 1rem 0 0.5rem;
}

.share-cta__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.45rem;
  margin-top: 0.4rem;
}

.share-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.8rem;
  border-radius: 2rem;
  font-size: 0.72rem;
  font-weight: 600;
  text-decoration: none !important;
  color: #fff !important;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.share-cta__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.share-cta__btn svg {
  width: 0.85rem;
  height: 0.85rem;
  fill: currentColor;
  flex-shrink: 0;
}

.share-cta__btn--linkedin  { background: #0A66C2; }
.share-cta__btn--x         { background: #000;    }
.share-cta__btn--substack   { background: #FF6719; }
.share-cta__btn--reddit     { background: #FF4500; }
.share-cta__btn--hn         { background: #F06426; }
.share-cta__btn--github     { background: #24292f; }

[data-md-color-scheme="slate"] .share-cta__btn--x { background: #e7e9ea; color: #000 !important; }