/* Nav bar */
.nav-bar {
  position: -webkit-sticky;
  position: sticky;
  top: 0; left: 0; right: 0;
  z-index: 100;
}
.js .nav-bar.up {
  transform: translateY(0);
  transition: transform 300ms cubic-bezier(.4,0,.3,1);
}
.js .nav-bar.down {
  transform: translateY(-100%);
  transition: transform 300ms cubic-bezier(.4,0,.3,1);
}
.static-nav .nav-bar {
  /*position: relative;*/
}


/* Logo */
:root {
  --logo-height: 2.25rem;
}
@media (min-width: 768px) {
  :root {
    --logo-height: 2.5rem;
  }
}
@media (min-width: 1200px) {
  :root {
    --logo-height: 2.75rem;
  }
}
.logo svg {
  display: inline-block;
  height: var(--logo-height);
  width: auto;
  transform-origin: top left;
}

a.logo {
  color: var(--black);
  transition: opacity 200ms, color 200ms;
}
a.logo:active {
  transform: translateY(1px);
  opacity: .75;
}
.invert-page a.logo, .nav-bar.white a.logo {
  color: var(--white);
}


/* Main nav */
.main-nav {
  line-height: 1.35;
}
.main-nav a {
  text-decoration: none;
  transition: none;
  display: inline-block;
}
.main-nav a, .main-nav summary {
  padding: .25em;
  position: relative;
}
.main-nav a:hover, .main-nav summary:hover, .main-nav details[open] summary {
  text-decoration: none;
  color: var(--gray);
}
.main-nav a:active, .main-nav summary:active {
  transform: translateY(1px);
  opacity: .75;
}
.main-nav summary::-webkit-details-marker {
  display: none;
}
.main-nav summary {
  list-style: none;
  outline: none;
  cursor: pointer;
  z-index: 2;
}
.main-nav .sub-menu {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.main-nav .current-menu-item > a, .main-nav .current_page_item > a, .main-nav .current-menu-parent > a, .main-nav .current-menu-parent summary,
.main-nav .current-menu-item summary {
  font-family: var(--serif);
}
.main-nav > ul > .current-menu-item > a:after, .main-nav > ul > .current_page_item > a:after, .main-nav > ul > .current-menu-parent > a:after, .main-nav > ul > .current-menu-parent summary:after,
.main-nav > ul > .current-menu-item summary:after {
  content: '';
  position: absolute;
  bottom: -.25em; left: .25em; right: .25em;
  height: 1px;
  display: block;
  background: currentColor;
}
.main-nav .sub-menu .current-menu-item > a, .main-nav .sub-menu .current_page_item > a {
  color: var(--gray);
}


/* Bigger screen nav */
@media (min-width: 767px) {
  .main-nav {
    font-size: .8125rem;
    width: 65%;
  }
  .main-nav > ul {
    display: flex;
    justify-content: space-between;
    width: calc(100% + .5em);
    margin-left: -.25em;
    margin-right: -.25em;
  }
  .main-nav a, .main-nav summary {
    color: var(--black);
  }
  .invert-page .main-nav a, .invert-page .main-nav summary,
  .nav-bar.white .main-nav a, .nav-bar.white .main-nav summary {
    color: var(--white);
  }
  .invert-page .main-nav a:hover, .invert-page .main-nav summary:hover, .invert-page .main-nav details[open] summary,
  .nav-bar.white .main-nav a:hover, .nav-bar.white .main-nav summary:hover, .nav-bar.white .main-nav details[open] summary {
    color: var(--gray-dark);
  }

  .main-nav details {
    position: relative;
  }
  .main-nav details .sub-menu {
    position: absolute;
    top: 2.75em;
    left: 0;
    min-width: 200px;
    width: 100%;
  }

  .js .main-nav details .sub-menu {
    opacity: 0;
    transform: translateY(-2em);
    transition: 300ms cubic-bezier(.4,0,.3,1), opacity 300ms;
  }
  .js .main-nav details.open .sub-menu {
    opacity: 1;
    transform: translateY(0);
  }
  .main-nav .sub-menu a {
    padding-top: .375em;
    padding-bottom: .375em;
  }

  .main-nav .current-menu-item > a, .main-nav .current_page_item > a, .main-nav .current-menu-parent > a, .main-nav .current-menu-parent summary,
  .main-nav .current-menu-item summary {
    line-height: 1.1;
  }
}
@media (min-width: 1200px) {
  .main-nav {
    width: 50%;
  }
}


/* Mobile nav */
@media (max-width: 767px) {
  input[type="checkbox"].mobile-nav-check {
    display: none; height: 1px; width: 1px; opacity: 0;
  }
  .mobile-nav-btn {
    display: inline-block;
    width: 32px;
    height: 31px;
    position: relative;
    z-index: 101;
    cursor: pointer;
    margin-right: -.25rem;
  }
  .mobile-nav-btn:focus, .mobile-nav-btn:active {
    transform: translateY(1px);
    opacity: .75;
  }
  .mobile-nav-btn:before, .mobile-nav-btn:after, .mobile-nav-btn span {
    content: '';
    display: block;
    position: absolute;
    left: 4px; right: 4px;
    height: 1px;
    background: var(--black);
    transform: rotate(0deg);
    transition: 200ms ease-in-out;
  }
  .mobile-nav-open .mobile-nav-btn:before, .mobile-nav-open .mobile-nav-btn:after, .mobile-nav-open .mobile-nav-btn span {
    background: var(--white);
  }
  .invert-page .mobile-nav-btn:before, .invert-page .mobile-nav-btn:after, .invert-page .mobile-nav-btn span,
  .nav-bar.white .mobile-nav-btn:before, .nav-bar.white .mobile-nav-btn:after, .nav-bar.white .mobile-nav-btn span {
    background: var(--white);
  }
  .mobile-nav-btn:before  { top: 8px; }
  .mobile-nav-btn:after   { bottom: 7px; }
  .mobile-nav-btn span    { top: 50%; }

  input[type="checkbox"].mobile-nav-check:checked ~ .mobile-nav-btn:before {
    transform: rotate(45deg);
    top: 16px;
  }
  input[type="checkbox"].mobile-nav-check:checked ~ .mobile-nav-btn:after {
    transform: rotate(-45deg);
    bottom: 14px;
  }
  input[type="checkbox"].mobile-nav-check:checked ~ .mobile-nav-btn span {
    opacity: 0;
  }
  .main-nav {
    pointer-events: none;
    position: absolute;
    opacity: 0;
    z-index: 100;
    background-color: var(--black);
    top: 0; right: 0; left: 0;
    height: 100vh;
    overflow-x: hidden;
    overflow-y: scroll;
    -webkit-overflow-scrolling: touch;
    pointer-events: none;
    transition: opacity 500ms;
  }
  input[type="checkbox"].mobile-nav-check:checked ~ .main-nav {
    opacity: 1;
    pointer-events: visible;
  }

  .main-nav {
    font-size: 1.25rem;
  }
  .main-nav > ul {
    margin-top: calc(4rem + var(--logo-height));
    padding-left: 1.5rem;
    padding-right: .25rem;
    padding-bottom: 2rem;
  }
  .main-nav > ul > li {
    margin-bottom: .5em;
  }
  .main-nav a, .main-nav summary {
    color: var(--white);
    display: inline-block;
  }
  .main-nav .sub-menu li a {
    padding-left: 1.25em;
  }
  .main-nav .sub-menu li a:before {
    content: '';
    display: inline-block;
    position: absolute;
    left: .25em; top: calc(.75em + 1px);
    width: .5em;
    height: 1px;
    background-color: currentColor;
  }

  .js .main-nav details .sub-menu {
    opacity: 0;
    max-height: 0;
    transition: 400ms cubic-bezier(.1,.5,.4,1), opacity 400ms;
  }
  .js .main-nav details.open .sub-menu {
    opacity: 1;
    max-height: 200px;
    transition: 600ms cubic-bezier(.4,0,.3,1), opacity 600ms 100ms;
  }

  .main-nav a:hover, .main-nav summary:hover, .main-nav details[open] summary {
    color: var(--gray-dark);
  }
  .main-nav .current-menu-item > a, .main-nav .current_page_item > a, .main-nav .current-menu-parent > a, .main-nav .current-menu-parent summary,
  .main-nav .current-menu-item summary {
    padding-top: .125em;
    padding-bottom: .375em;
  }
  .main-nav > ul > .current-menu-item > a:after, .main-nav > ul > .current_page_item > a:after, .main-nav > ul > .current-menu-parent > a:after, .main-nav > ul > .current-menu-parent summary:after,
  .main-nav > ul > .current-menu-item summary:after {
    bottom: .25em;
  }
  .main-nav .sub-menu .current-menu-item > a, .main-nav .sub-menu .current_page_item > a {
    color: var(--gray-dark);
  }

  .logo {
    position: relative;
    z-index: 101;
    transition: color 200ms;
  }
  .mobile-nav-open a.logo {
    color: var(--white);
    opacity: 1 !important;
  }
}


html.nav-open {
  overflow-y: hidden;
  overflow-x: hidden;
}

.site-overlay {
  position: fixed;
  z-index: 99;
  top: 0; right: 0; bottom: 0; left: 0;
  pointer-events: none;
  background-color: var(--white);
  opacity: 0;
  transition: 300ms ease-in-out;
}
.site-overlay.invert {
  background-color: var(--black);
}
.site-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.invert-page .site-overlay {
  background-color: var(--black);
}

@media (max-width: 767px) {
  .site-overlay[data-dropdown-open].show {
    opacity: 0;
    pointer-events: none;
  }
}