.l-container {
  width: min(100% - (var(--space-m) * 2), var(--container));
  margin-inline: auto;
}

.l-section {
  padding-block: var(--space-xl);
}

.l-two-col {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: var(--space-l);
  align-items: start;
}

.l-grid {
  display: grid;
  gap: var(--space-m);
}

.l-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.l-grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-l);
  align-items: center;
  min-height: 78px;
}

.site-logo {
  display: inline-flex;
  gap: var(--space-s);
  align-items: center;
  font-weight: 700;
  color: var(--color-main);
}

.site-logo__mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-main);
  color: #fff;
}

.site-nav {
  justify-self: center;
}

.site-footer {
  margin-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.site-footer__inner {
  display: flex;
  justify-content: space-between;
  gap: var(--space-l);
  align-items: center;
  padding-block: var(--space-l);
}

@media (max-width: 960px) {
  .l-grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .l-grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-header__inner {
    grid-template-columns: 1fr;
    gap: var(--space-m);
    padding-block: var(--space-m);
  }

  .site-nav {
    justify-self: start;
  }

  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 1024px) {
  .l-two-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .l-section {
    padding-block: var(--space-l);
  }
}

@media (max-width: 640px) {
  .l-grid--3,
  .l-grid--4 {
    grid-template-columns: 1fr;
  }
}