/* Sticky header: menu either side of the logo, which shrinks on scroll
   (js/modules/header.js). Below 768px the menus fold into one drawer. */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--space-2);
  background: var(--color-header);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: var(--container);
  margin-inline: auto;
}

.site-header__logo {
  flex-shrink: 0;
  width: 75px;
  transition: width 0.5s;
}

.site-header.is-scrolled .site-header__logo {
  width: 50px;
}

.site-nav {
  display: flex;
  flex: 1;
  align-items: center;
  font-size: var(--text-sm);
}

.site-nav--left {
  justify-content: flex-end;
}

.site-nav__link {
  margin: 0 15px;
  color: var(--color-slate);
  text-decoration: none;
  white-space: nowrap;
}

.site-nav__link:hover,
.site-nav__link.is-current {
  color: var(--color-white);
}

.site-nav__link--book {
  padding: 5px 12px;
  background: var(--color-orange);
  color: var(--color-white);
}

.site-nav__link--book:hover {
  background: var(--color-dark);
}

.site-header__toggle {
  display: none;
}

/* Below this width the two menus don't fit beside the logo. */
@media (max-width: 1000px) {
  .site-nav__link {
    margin: 0 8px;
    font-size: 0.9375rem;
  }
}

@media (max-width: 767px) {
  .site-header__inner {
    justify-content: space-between;
  }

  .site-header__logo {
    width: 50px;
  }

  .site-header__toggle {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    background: none;
    color: var(--color-dark);
    cursor: pointer;
  }

  .site-header__toggle svg {
    width: 28px;
    height: 28px;
  }

  .site-header__toggle .icon-close,
  .site-header.is-nav-open .site-header__toggle .icon-menu {
    display: none;
  }

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

  /* Logo and toggle on the bar; both menus, one after the other, open
     beneath them as one list. */
  .site-header__inner {
    flex-wrap: wrap;
  }

  .site-header__logo {
    order: 1;
  }

  .site-header__toggle {
    order: 2;
  }

  .site-nav {
    order: 3;
    flex-basis: 100%;
    flex-direction: column;
    display: none;
  }

  .site-header.is-nav-open .site-nav {
    display: flex;
  }

  .site-nav__link {
    margin: 10px;
    font-size: var(--text-base);
  }

  .site-nav--right {
    padding-bottom: var(--space-2);
  }
}