/* Paper Tiger — footer CSS. Requires tokens.css. */

.pt-footer {
  background: var(--color-neutral-85);
  color: var(--color-white);
  border-top: var(--border-footer-accent);
  padding: var(--space-16) 0;
  font-family: var(--font-label);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}
.pt-footer a {
  color: var(--color-white);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.2);
  transition: all 0.2s ease;
}
.pt-footer a:hover, .pt-footer a:focus { 
  color: var(--color-brand-70); 
  border-color: var(--color-brand-70);
}
.pt-footer strong {
  color: var(--color-white);
  display: block;
  margin-bottom: var(--space-2);
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.pt-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 48rem) {
  .pt-footer__grid {
    grid-template-columns: 2fr 1fr 2fr;
    gap: var(--space-10);
  }
}

.pt-footer__col p { margin: 0; }

/* Social link strips */
.pt-social-links {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: flex;
  gap: var(--space-4);
}
.pt-social-links--vertical { flex-direction: column; gap: var(--space-2); }
.pt-social-links--horizontal { flex-direction: row; }
.pt-social-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  border-bottom: none;
  padding: 0;
}
.pt-social-links--horizontal a { 
  font-size: 1.25rem;
  width: 36px;
  height: 36px;
  background: var(--color-neutral-90);
  justify-content: center;
  border-radius: 50%;
}
.pt-social-links--horizontal a:hover {
  background: var(--color-brand-70);
  color: var(--color-neutral-100);
}

/* Stacked Engineering wordmark */
.pt-seas-stacked { 
  display: inline-block; 
  margin-top: var(--space-6); 
}
.pt-seas-stacked img { max-width: 260px; height: auto; }

/* Subfooter */
.pt-subfooter {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-8);
  margin-top: var(--space-12);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  align-items: center;
}
@media (min-width: 62rem) {
  .pt-subfooter { 
    flex-direction: row;
    justify-content: space-between; 
  }
}

.pt-subfooter__links {
  list-style: none; margin: 0; padding: 0;
  display: flex; gap: var(--space-6); flex-wrap: wrap;
}
.pt-subfooter__links a {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: none;
  opacity: 0.7;
}
.pt-subfooter__links a:hover { opacity: 1; color: var(--color-brand-70); }

.pt-subfooter__copy { 
  font-size: 0.8rem; 
  margin: 0;
  opacity: 0.7;
}

.pt-subfooter__shield img { height: 54px; width: auto; filter: grayscale(1) brightness(2); }
.pt-subfooter__shield:hover img { filter: none; }