.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,.85);
  padding-block: var(--space-6) 0;
  margin-top: var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: var(--space-4);
  padding-bottom: var(--space-6);
}

.footer-col h4 {
  color: var(--color-accent);
  font-size: var(--fs-base);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col a {
  color: rgba(255,255,255,.75);
  font-size: var(--fs-sm);
}
.footer-col a:hover { color: var(--color-accent); }

.footer-col ul li {
  padding-block: 0.25rem;
}

.footer-logo {
  height: 60px;
  width: auto;
  margin-bottom: var(--space-2);
  filter: brightness(0) invert(1);
}

.site-footer address {
  font-style: normal;
  font-size: var(--fs-sm);
  line-height: 1.7;
}

.social-icons {
  display: flex;
  gap: var(--space-2);
}
.social-icons a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.3);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 0.7rem;
}
.social-icons a:hover {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.newsletter {
  display: flex;
  gap: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.newsletter input {
  flex: 1;
  padding: 0.5rem 0.75rem;
  border: 0;
  background: #fff;
  font-size: var(--fs-sm);
}
.newsletter button {
  padding: 0.5rem 1rem;
  background: var(--color-accent);
  color: #fff;
  border: 0;
  font-size: var(--fs-sm);
  font-weight: 600;
}
.newsletter button:hover { background: var(--color-accent-dark); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-block: var(--space-2);
  text-align: center;
  font-size: var(--fs-sm);
  color: rgba(255,255,255,.6);
}
.powered-by { margin-left: .75rem; opacity: .85; }
.powered-by a { color: inherit; text-decoration: underline; }
.powered-by a:hover { color: #fff; }