.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: var(--header-height);
  color: var(--color-white);
  background: var(--color-primary);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08);
}

.header__inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.header__brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.header__logo-image {
  width: 52px;
  height: 42px;
  object-fit: contain;
}

.header__brand-text {
  display: grid;
  line-height: 1.1;
}

.header__brand-name {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.header__brand-subtitle {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.72rem;
  font-weight: 500;
}

.header__navigation {
  flex: 1 1 auto;
}

.header__navigation-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.header__actions {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.mobile-menu-button {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
}

.mobile-menu-button__icon {
  width: 24px;
  height: 24px;
}

.site-main {
  flex: 1 0 auto;
  min-height: calc(100vh - var(--header-height));
}

.content-root {
  min-height: 560px;
}

.site-footer {
  flex: 0 0 auto;
  color: var(--color-white);
  background: var(--color-primary);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 34px;
  padding: 44px 0 30px;
}

.footer__brand {
  display: grid;
  gap: 12px;
}

.footer__logo {
  width: 70px;
  height: 56px;
  object-fit: contain;
}

.footer__title {
  font-size: 1.15rem;
  font-weight: 800;
}

.footer__description {
  max-width: 340px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.92rem;
}

.footer__column-title {
  margin-bottom: 14px;
  color: var(--color-white);
  font-size: 0.92rem;
  font-weight: 800;
}

.footer__list {
  display: grid;
  gap: 8px;
}

.footer__link {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

.footer__bottom {
  padding: 18px 0 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.88rem;
}