/*  BURGER
========================================== */
.burger {
  width: 50px;
  height: 50px;
  position: fixed;
  top: 20px;
  right: 20px;
  border-radius: 4px;
  z-index: 10;
}
.burger span {
  position: relative;
  margin-top: 9px;
  margin-bottom: 9px;
  user-select: none;
  position: absolute;
  top: 50%;
  left: 50%;
  margin-left: -15px;
  margin-top: -1.5px;
}
.burger span, .burger span::before, .burger span::after {
  display: block;
  width: 30px;
  height: 3px;
  background-color: var( --c-darkgrey);
  outline: 1px solid transparent;
  transition-property: background-color, transform;
  transition-duration: 0.3s;
}
.burger span::before, .burger span::after {
  position: absolute;
  content: "";
}
.burger span::before { top: -9px; }
.burger span::after { top: 9px; }
.burger.clicked span { background-color: transparent; }
.burger.clicked span::before {
  transform: translateY(9px) rotate(45deg);
}
.burger.clicked span::after {
  transform: translateY(-9px) rotate(-45deg);
}
.burger.clicked span:before, 
.burger.clicked span:after { background-color: var( --c-white); }
.burger:hover { cursor: pointer; }

/*  NAV
========================================== */
#mainHeader nav {
  background-color: var( --c-darkgrey);
  position: fixed;
  z-index: 9;
  top: 0;
  right: 0;
  height: 100%;
  max-width: 515px;
  width: 100%;
  padding: 100px 40px 60px 40px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.55s cubic-bezier(0.785, 0.135, 0.15, 0.86);
}
#mainHeader nav.show {
  transform: translateX(0px);
}
#mainHeader nav.show ul.menu li {
  transform: translateX(0px);
  opacity: 1;
}
#mainHeader nav.show ul.menu li:nth-child(1) { transition-delay: 0.15s; }
#mainHeader nav.show ul.menu li:nth-child(2) { transition-delay: 0.3s; }
#mainHeader nav.show ul.menu li:nth-child(3) { transition-delay: 0.45s; }
#mainHeader nav.show ul.menu li:nth-child(4) { transition-delay: 0.6s; }
#mainHeader nav.show ul.menu li:nth-child(5) { transition-delay: 0.75s; }
#mainHeader nav.show ul.menu li:nth-child(6) { transition-delay: 0.9s; }
#mainHeader nav.show ul.menu li:nth-child(7) { transition-delay: 1.05s; }
#mainHeader nav.show ul.menu li:nth-child(8) { transition-delay: 1.2s; }
#mainHeader nav.show ul.menu li:nth-child(9) { transition-delay: 1.35s; }
#mainHeader nav.show .about, nav.show .social, nav.show ul.sub {
  transform: translateY(0px);
  opacity: 1;
  transition-delay: .85s;
}
@media (min-width: 667px) {
#mainHeader nav { padding: 120px 90px 70px 90px; }
}

#mainHeader nav ul.menu { margin: 0; }
#mainHeader nav ul.menu { list-style-type: none; }
#mainHeader nav ul.menu li {
  margin-bottom: 20px;
  transform: translateX(40px);
  opacity: 0;
  transition: all 0.3s ease;
}
#mainHeader nav ul.menu li:last-of-type { margin-bottom: 0px; }
#mainHeader nav ul.menu li a {
  color: var( --c-white);
  text-decoration: none;
  text-transform: uppercase;
  font-size: 1.5rem;
  display: block;
  letter-spacing: 5px;
  font-weight: 600;
  padding: 10px 0;
  transition: all 0.3s ease;
}
#mainHeader nav ul.menu li a span { color: var( --c-blue); }
#mainHeader nav ul.menu li a:hover { color: var( --c-blue); }
#mainHeader nav .about {
  margin-top: 40px;
  transform: translateY(30px);
  opacity: 0;
  transition: all 0.4s ease;
}
#mainHeader nav .mobile {
  color: var( --c-white);
  letter-spacing: 0.5px;
  line-height: 170%;
  font-size: .9em;
}
#mainHeader nav .mobile .articleInner{
  width: 100%;
}
#mainHeader nav .social {
  margin-top: 40px;
  position: relative;
  padding-bottom: 30px;
  transform: translateY(30px);
  opacity: 0;
  transition: all 0.4s ease;
}
#mainHeader nav .social:after {
  content: "";
  width: 230px;
  height: 2px;
  background-color: var( --c-blue);
  position: absolute;
  bottom: 0;
  left: 0;
}
#mainHeader nav .social a {
  display: inline-block;
  width: 30px;
  height: 30px;
  margin-right: 25px;
}
#mainHeader nav .social a:last-of-type { margin-right: 0px; }
#mainHeader nav .social a:hover svg path, #mainHeader nav .social a:hover svg circle { fill: var( --c-blue); }
#mainHeader nav .social a svg {
  width: 100%;
  height: 100%;
}
#mainHeader nav .social a svg path, #mainHeader nav .social a svg circle {
  fill: #ffffff;
  transition: all 0.3s ease;
}
#mainHeader nav ul.sub {
  list-style-type: none;
  margin-top: 40px;
  transform: translateY(30px);
  opacity: 0;
  transition: all 0.4s ease;
}
#mainHeader nav ul.sub li { margin-bottom: 10px; }
#mainHeader nav ul.sub li:last-of-type { margin-bottom: 0px; }
#mainHeader nav ul.sub li a {
  color: var( --c-white);
  letter-spacing: 1px;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.3s ease;
}
#mainHeader nav ul.sub li a:hover { color: var( --c-blue); }

/*  OVERLAY
========================================== */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  transition: all 0.3s ease-in-out;
  background-color: var( --c-blue);
  opacity: 0;
  visibility: hidden;
}
.overlay.show {
  opacity: 0.8;
  visibility: visible;
}