/* Uncomment following to restore old nav bar */

/*.links {*/
/*  background-color: #333;*/
/*  display: flex;*/
/*  height: var(--links-container-height);*/
/*}*/

/*.link {*/
/*  background-color: rgba(255, 255, 255, 0);*/
/*  color: white;*/
/*  text-decoration: none;*/
/*  font-family: roboto, sans-serif;*/
/*  padding: 5px;*/
/*  margin: 5px;*/
/*  border-radius: 2px;*/

/*  transition: 150ms background-color ease-in-out;*/
/*}*/

/*.link:hover {*/
/*  background-color: rgba(255, 255, 255, 0.1);*/
/*}*/

/*.link.active {*/
/*  background-color: white;*/
/*  color: black;*/
/*}*/

/* (End) Uncomment above to restore old nav bar */

/* comment following to disable new nav bar */
@import url(https://fonts.googleapis.com/css?family=Work+Sans:300,600);

:root {
  --header-load-time: 500ms;
}

header {
  font-family: "Work Sans", sans-serif;
  font-weight: 400;
  position: sticky;
  top: 0;
  background: var(--accent-colour);
  box-shadow: 0 -10px 10px 10px black;
  text-align: center;
  z-index: 999;
  width: 100%;
  animation: header-load var(--header-load-time) ease-in-out;
}

.logo {
  color: white;
  margin: 0;
  padding: 20px;
  user-select: none;
}

.nav-toggle {
  display: none;
}

.nav-toggle-label span,
.nav-toggle-label span:before,
.nav-toggle-label span:after {
  content: "";
  display: block;
  background: white;
  height: 3px;
  width: 1.75em;
  border-radius: 3px;
  transition: all ease-in-out 400ms;
}

.nav-toggle-label span:before {
  transform: translateY(-6px);
}

.nav-toggle-label span:after {
  transform: translateY(3px);
}

.nav-toggle:checked ~ .nav-toggle-label span {
  transform: rotate(45deg);
}

.nav-toggle:checked ~ .nav-toggle-label span:before {
  opacity: 0;
}

.nav-toggle:checked ~ .nav-toggle-label span:after {
  transform: translateY(-3px) rotate(-90deg);
}

nav {
  --border-radius: 20px;
  position: absolute;
  z-index: -999;
  text-align: left;
  top: 100%;
  left: 0;
  background: var(--accent-colour);
  width: 100%;
  transform: scale(1, 0);
  transform-origin: top;
  box-shadow: 0 10px 10px -10px black;
  border-bottom-left-radius: var(--border-radius);
  border-bottom-right-radius: var(--border-radius);
  transition: transform 400ms ease-in-out;
}

.nav-toggle-label {
  position: absolute;
  top: 0;
  left: 0;
  margin-left: 1em;
  height: 100%;
  display: flex;
  align-items: center;
}

nav ul {
  margin: 1em 0 0 1em;
  padding: 0;
  list-style: none;
}

nav li {
  margin-bottom: 1em;
}

nav a {
  color: white;
  text-decoration: none;
  font-size: 1.2rem;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity, color 150ms ease-in-out;
}

nav a:hover,
nav a:focus {
  color: black;
}

.nav-toggle:checked ~ nav {
  transform: scale(1, 1);
}

.nav-toggle:checked ~ nav a {
  opacity: 1;
  transition: opacity 250ms ease-in-out 250ms, color 150ms ease-in-out;
}

@keyframes header-load {
  0% {
    transform: translateY(-100px);
    opacity: 0;
  }

  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

@media screen and (min-width: 770px) {
  .nav-toggle-label {
    display: none;
  }

  header {
    display: grid;
    grid-template-columns: 1fr auto minmax(450px, 3fr) 1fr;
  }

  .logo {
    grid-column: 2 / 3;
  }

  nav {
    all: unset;
    grid-column: 3 / 4;
    display: flex;
    justify-content: flex-end;
    align-items: center;
  }

  nav ul {
    display: flex;
    margin: 0;
  }

  nav a {
    opacity: 1;
    position: relative;
  }

  nav a:before {
    content: "";
    display: block;
    height: 5px;
    background: black;
    position: absolute;
    top: -0.75em;
    left: 0;
    right: 0;
    transform: scaleX(0);
    transition: transform ease-in-out 250ms;
  }

  nav a:hover::before,
  nav a:focus::before {
    transform: scaleX(1);
  }

  nav li {
    margin-left: 3em;
    margin-bottom: 0;
  }
}

/* (End) comment above to disable new nav bar */