.interia-site-nav {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 30;
  color: var(--interia-text);
}

.interia-site-nav__bar {
  display: flex;
  align-items: center;
  min-height: 5.25rem;
  padding: 1rem clamp(1rem, 3vw, 3.75rem);
  background: rgba(230, 225, 218, 0.94);
  backdrop-filter: blur(10px);
}

.interia-site-nav__brand {
  display: inline-flex;
  align-items: center;
  max-width: min(10rem, 42vw);
  color: inherit;
}

.interia-site-nav__brand img {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: 3rem;
  object-fit: contain;
}

.interia-site-nav__menu {
  margin-left: auto;
}

.interia-site-nav__items,
.interia-site-nav__submenu {
  margin: 0;
  padding: 0;
  list-style: none;
}

.interia-site-nav__items {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 3rem);
}

.interia-site-nav__item {
  position: relative;
}

.interia-site-nav__item > a,
.interia-site-nav__submenu a {
  color: inherit;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.interia-site-nav__item > a {
  display: inline-block;
  padding: 0.5rem 0;
}

.interia-site-nav__item > a:hover,
.interia-site-nav__item.is-active > a {
  opacity: 0.62;
}

.interia-site-nav__submenu {
  position: absolute;
  top: 100%;
  left: -1rem;
  display: none;
  min-width: 12rem;
  padding: 0.75rem 1rem;
  background: var(--interia-bg);
  box-shadow: 0 0.75rem 2rem rgba(32, 29, 26, 0.13);
}

.interia-site-nav__item:focus-within .interia-site-nav__submenu,
.interia-site-nav__item:hover .interia-site-nav__submenu {
  display: grid;
  gap: 0.7rem;
}

.interia-site-nav__toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  margin-left: auto;
  padding: 0.75rem;
  border: 0;
  background: transparent;
  color: inherit;
}

.interia-site-nav__toggle span {
  display: block;
  width: 100%;
  height: 1px;
  margin: 0.32rem 0;
  background: currentColor;
  transition: transform 180ms ease;
}

.interia-site-nav.is-menu-open .interia-site-nav__toggle span:first-child {
  transform: translateY(3px) rotate(45deg);
}

.interia-site-nav.is-menu-open .interia-site-nav__toggle span:last-child {
  transform: translateY(-3px) rotate(-45deg);
}


@media (max-width: 860px) {
  .interia-site-nav__bar {
    min-height: 4.5rem;
  }

  .interia-site-nav__toggle {
    display: block;
  }

  .interia-site-nav__menu {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    max-height: calc(100dvh - 4.5rem);
    overflow-y: auto;
    padding: 1rem clamp(1rem, 6vw, 2rem) 2rem;
    background: var(--interia-bg);
    box-shadow: 0 1rem 1.5rem rgba(32, 29, 26, 0.12);
  }

  .interia-site-nav.is-menu-open .interia-site-nav__menu {
    display: block;
  }

  .interia-site-nav__items {
    display: grid;
    gap: 0.45rem;
  }

  .interia-site-nav__item > a {
    padding: 0.85rem 0;
    font-size: 0.72rem;
  }

  .interia-site-nav__submenu {
    position: static;
    display: grid;
    gap: 0.65rem;
    min-width: 0;
    padding: 0 0 0.75rem 1rem;
    background: transparent;
    box-shadow: none;
  }
}