/* Purple highlight: banner gradient, links, focus rings, blockquote accent, card hover borders */
:root {
  --color-primary: #7c3aed;
  --color-primary-light: #8b5cf6;
  --color-primary-dark: #6d28d9;
}

/*
 * Home social links: tile chrome must live on the <a>, not the <img>.
 * A filter on .social_icons painted the background + icon as one bitmap, so
 * brightness(0) invert(1) turned the whole tile white (invisible glyph).
 */
.social-navigation > a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  width: 40px;
  height: 40px;
  padding: var(--space-2);
  border-radius: var(--radius-lg);
  background-color: var(--color-background-alt);
  border: 1px solid var(--color-border);
  transition: all 0.15s ease;
  text-decoration: none;
}

.social-navigation > a:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.social-navigation .social_icons {
  width: 24px;
  height: 24px;
  padding: 0 !important;
  margin: 0;
  background: none !important;
  border: none !important;
  box-shadow: none !important;
  flex-shrink: 0;
}

.social-navigation .social_icons:hover {
  background: none !important;
  border: none !important;
  transform: none !important;
  box-shadow: none !important;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #a78bfa;
    --color-primary-light: #c4b5fd;
    --color-primary-dark: #7c3aed;
  }

  .social-navigation .social_icons {
    filter: brightness(0) invert(1);
  }
}