.nav-toggle {
  display: inline-flex;
}

.primary-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  display: none;
  flex-direction: column;
  gap: 24px;
  padding: 28px var(--container-padding) 40px;
  background: var(--color-beige);
  border-top: 1px solid rgba(26, 26, 26, 0.08);
  overflow-y: auto;
}

.primary-nav.is-open {
  display: flex;
  animation: nav-in 0.25s ease;
}

@keyframes nav-in {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.site-nav {
  flex-direction: column;
  gap: 2px;
}

.site-nav a {
  display: block;
  padding: 14px 0;
  font-family: var(--font-serif);
  font-size: 1.375rem;
  border-bottom: 1px solid var(--color-border-soft);
}

.site-header__social {
  gap: 12px;
}

.nav-toggle[aria-expanded='true'] .nav-toggle__open {
  display: none;
}

.nav-toggle[aria-expanded='true'] .nav-toggle__close {
  display: block;
}

body.no-scroll {
  overflow: hidden;
}

@media (min-width: 600px) {
  .pains__grid,
  .reviews__grid,
  .services__row--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero__stats {
    grid-template-columns: 1fr 1fr 1.4fr;
    gap: 32px;
    align-items: start;
  }

  .hero-stat__value {
    min-height: 2.5em;
  }

  .contacts__list {
    max-width: none;
  }
}

@media (min-width: 768px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 42%);
  }

  .service-feature {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

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

  .about__inner {
    grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
    align-items: start;
  }

  .about__quote {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: center;
    gap: 24px;
  }

  .about__quote-lead {
    flex: 1.2;
  }

  .about__quote p {
    flex: 1;
  }

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

  .contacts__inner {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
  }

  .services__hint {
    flex-wrap: nowrap;
  }
}

@media (min-width: 960px) {
  .nav-toggle {
    display: none;
  }

  .primary-nav,
  .primary-nav.is-open {
    position: static;
    display: contents;
    padding: 0;
    background: none;
    overflow: visible;
    animation: none;
  }

  .site-nav {
    flex-direction: row;
    gap: clamp(20px, 2.5vw, 36px);
  }

  .site-nav a {
    padding: 0;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    border-bottom: none;
  }

  body.no-scroll {
    overflow: visible;
  }
}

@media (min-width: 1024px) {
  .pains__grid,
  .services__row--3,
  .reviews__grid,
  .cases__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .services__row--2 {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  }

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

@media (min-width: 1280px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1fr) 560px;
  }

  .about__inner {
    grid-template-columns: 460px minmax(0, 1fr);
  }

  .contacts__inner {
    grid-template-columns: minmax(0, 1fr) 520px;
  }
}