/**
 * header.css — BEM: header, header__*
 */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid rgba(245, 241, 234, 0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.875rem;
}

.header__logo {
  flex-shrink: 0;
  line-height: 0;
}

.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  row-gap: 0.5rem;
  column-gap: 1.25rem;
}

.header__nav-link {
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  white-space: nowrap;
}

.header__nav-link:hover,
.header__nav-link:focus-visible {
  color: var(--color-heading-gold);
}

.header__nav-link--active {
  color: var(--color-heading-gold);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header__login,
.header__register {
  display: none;
  padding: 0.625rem 1.25rem;
  font-size: var(--font-size-small);
}

.header__flag {
  display: none;
  font-size: 1.25rem;
}

.header__burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-card);
}

.header__burger-icon,
.header__burger-icon::before,
.header__burger-icon::after {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.header__burger-icon {
  position: relative;
}

.header__burger-icon::before,
.header__burger-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.header__burger-icon::before {
  top: -7px;
}

.header__burger-icon::after {
  top: 7px;
}

.header__burger[aria-expanded="true"] .header__burger-icon {
  background-color: transparent;
}

.header__burger[aria-expanded="true"] .header__burger-icon::before {
  transform: rotate(45deg) translate(5px, 5px);
}

.header__burger[aria-expanded="true"] .header__burger-icon::after {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu panel */
.header__mobile-menu {
  position: fixed;
  inset: 0;
  top: 65px;
  z-index: var(--z-mobile-menu);
  background-color: var(--color-bg-primary);
  padding: 1.5rem var(--container-padding-inline) 2rem;
  overflow-y: auto;
  height: calc(100dvh - 65px);
}

.header__mobile-menu[hidden] {
  display: none;
}

.header__mobile-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.header__mobile-link {
  display: block;
  font-size: 1.125rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-white);
}

.header__mobile-link--active,
.header__mobile-link:hover,
.header__mobile-link:focus-visible {
  color: var(--color-heading-gold);
}

.header__mobile-actions {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.header__mobile-actions .btn {
  width: 100%;
}

@media (min-width: 768px) {
  .header__nav {
    display: block;
  }

  .header__login,
  .header__register {
    display: inline-flex;
  }

  .header__flag {
    display: inline-flex;
  }

  .header__burger,
  .header__mobile-menu {
    display: none;
  }
}