.ds-footer {
  background: var(--ds-color-surface);
  border-top: var(--ds-border-width) solid var(--ds-color-border);
  margin-top: calc(var(--ds-spacing-unit) * 20);
  padding: calc(var(--ds-spacing-unit) * 16) 0 calc(var(--ds-spacing-unit) * 10);
}

.ds-footer__container {
  max-width: var(--ds-container-max-width);
  margin: 0 auto;
  padding: 0 var(--ds-container-padding);
}

.ds-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: calc(var(--ds-spacing-unit) * 8);
  margin-bottom: calc(var(--ds-spacing-unit) * 10);
}

.ds-footer__title {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin: 0 0 calc(var(--ds-spacing-unit) * 3) 0;
}

.ds-footer__text {
  color: var(--ds-color-secondary);
  margin: 0 0 calc(var(--ds-spacing-unit) * 4) 0;
  max-width: 320px;
}

.ds-footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ds-footer__link {
  display: inline-flex;
  padding: calc(var(--ds-spacing-unit) * 2) 0;
  color: var(--ds-color-secondary);
  text-decoration: none;
}

.ds-footer__link:hover {
  color: var(--ds-color-accent);
}

.ds-footer__social {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--ds-spacing-unit) * 2);
}

.ds-footer__social-link {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: calc(var(--ds-border-radius) - 6px);
  border: var(--ds-border-width) solid var(--ds-color-border);
  background: transparent;
  color: var(--ds-color-secondary);
  text-decoration: none;
  transition: transform var(--ds-animation-duration) var(--ds-animation-easing),
              background var(--ds-animation-duration) var(--ds-animation-easing),
              border-color var(--ds-animation-duration) var(--ds-animation-easing),
              color var(--ds-animation-duration) var(--ds-animation-easing);
}

.ds-footer__social-link:hover {
  transform: translateY(-2px);
  background: var(--ds-color-accent);
  border-color: var(--ds-color-accent);
  color: var(--ds-color-background);
}

.ds-footer__bottom {
  padding-top: calc(var(--ds-spacing-unit) * 6);
  border-top: var(--ds-border-width) solid var(--ds-color-border);
  text-align: center;
  color: var(--ds-color-secondary);
  font-size: 0.9rem;
}