.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  padding: var(--size-4) 0;
  background: rgba(255, 255, 255, 0);
	backdrop-filter: blur(0);
  transition: background-color var(--transition-slow), padding var(--transition-slow), box-shadow var(--transition-slow);
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent);
	transition: background var(--transition-slow);
	z-index: -1;
}

.header.is-scrolled {
  background: rgba(255, 255, 255, 0.5);
  padding: var(--size-3) 0;
  box-shadow: var(--shadow-header);
	backdrop-filter: blur(10px);
}
.header.is-scrolled::before {
  background: linear-gradient(to bottom, transparent, transparent);
}

.header.is-scrolled .site-nav__link {
  color: var(--gray-950);
}

.header.is-scrolled .site-nav__link.is-active {
  background: var(--gray-200);
  color: var(--black);
  border-color: var(--primary);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--size-3);
}

@media (min-width: 992px) {
  .header__inner {
    display: grid;
    grid-template-columns: 220px 1fr 220px;
    align-items: center;
  }

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

  .header__actions {
    justify-self: end;
    display: flex;
    align-items: center;
    gap: var(--size-2);
  }
}

.header__logo {
	display: flex;
	align-items: center;
	font-size: 32px;
	font-weight: 400;
	line-height: 1;
	cursor: pointer;
	color: var(--white);
	font-style: italic;
}

.header__logo span {
	font-size: 32px;
	font-weight: 800;
	font-style: Normal;
}

.header.is-scrolled .header__logo {
	color: var(--black);
}

.header__logo img {
  height: var(--size-8);
  width: auto;
	margin-right: var(--size-1);
	transition: all var(--transition);
}

.header.is-scrolled .header__logo img {
  height: var(--size-6);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--size-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--size-2);
  min-height: var(--size-6);
  padding: var(--size-2) var(--size-3);
  border-radius: var(--radius-pill);
  color: var(--white);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  font-family: var(--font-family);
  white-space: nowrap;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.site-nav__link:hover {
  opacity: 0.9;
}

.site-nav__link.is-active {
  background: var(--gray-200);
  color: var(--black);
  border-color: var(--primary);
}

.site-nav__dropdown {
  position: relative;
}

.site-nav__dropdown-toggle .bx {
  font-size: 12px;
  line-height: 1;
}

.site-nav__dropdown-menu {
  position: absolute;
  top: calc(100% + var(--size-2));
  left: 0;
  min-width: 200px;
  margin: 0;
  padding: var(--size-2);
  list-style: none;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(var(--size-2));
  transition: var(--transition);
}

.site-nav__dropdown.is-open .site-nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (min-width: 992px) {
  .site-nav__dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: var(--size-2);
  }

  .site-nav__dropdown:hover .site-nav__dropdown-menu,
  .site-nav__dropdown:focus-within .site-nav__dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav__dropdown:hover .site-nav__dropdown-toggle .bx,
  .site-nav__dropdown:focus-within .site-nav__dropdown-toggle .bx {
    transform: rotate(180deg);
  }

  .site-nav__dropdown-toggle .bx {
    transition: transform var(--transition);
  }
}

.site-nav__dropdown-menu a {
  display: block;
  padding: var(--size-2) var(--size-3);
  border-radius: var(--radius-sm);
  color: var(--gray-950);
  font-size: 14px;
}

.site-nav__dropdown-menu a:hover {
  background: var(--primary-soft);
}

.header__phone {
  white-space: nowrap;
  min-height: var(--size-7);
  height: var(--size-7);
  padding: var(--size-2) var(--size-4);
  font-size: 14px;
  font-weight: 500;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--size-2);
  flex-shrink: 0;
}

.header__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--white);
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.header.is-scrolled .header__toggle {
  color: var(--black);
}

.header__toggle-icon {
  font-size: 22px;
  line-height: 1;
}

.header__toggle-icon--close {
  display: none;
}

.header__toggle.is-open .header__toggle-icon--menu {
  display: none;
}

.header__toggle.is-open .header__toggle-icon--close {
  display: block;
}

.header__phone-text {
  display: none;
}

@media (min-width: 992px) {
  .header__phone-text {
    display: inline;
  }
}

@media (max-width: 991px) {
  .header {
    padding: var(--size-2) 0;
  }

  .header__logo img {
    height: var(--size-7);
  }

  .header__logo,
  .header__logo span {
    font-size: 24px;
  }

  .header__phone,
  .header__toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--size-7);
    height: var(--size-7);
    min-width: var(--size-7);
    min-height: var(--size-7);
    padding: 0;
    border-radius: 50%;
    background: var(--black);
    color: var(--white);
    transform: none;
  }

  .header__phone:hover,
  .header__toggle:hover {
    background: var(--black);
    color: var(--white);
    opacity: 0.92;
    transform: none;
  }

  .header.is-scrolled .header__phone,
  .header.is-scrolled .header__toggle {
    background: var(--black);
    color: var(--white);
  }

  .header__phone i,
  .header__toggle-icon {
    font-size: 22px;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--white);
    padding: var(--size-3);
    box-shadow: var(--shadow-card);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-slow);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav__link {
    color: var(--gray-950);
    width: 100%;
    justify-content: center;
  }

  .site-nav__dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    display: none;
    padding-left: var(--size-3);
  }

  .site-nav__dropdown.is-open .site-nav__dropdown-menu {
    display: block;
  }
}