/* Shared navigation: translucent black header and section shortcuts. */
.site-header {
  color: #fff;
  background: rgba(0, 0, 0, .82);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .13);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
.site-header.is-solid,
.no-js .site-header {
  color: #fff;
  background: rgba(0, 0, 0, .94);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .16);
}
.js .site-header--overlay:not(.is-solid) { background:transparent; box-shadow:none; }
.site-header .brand__logo { width:260px; height:auto; }
.site-header :focus-visible {
  outline: 2px solid #72ddf4;
  outline-offset: 3px;
}
.site-header .brand,
.site-footer .brand { background:transparent; padding:0; border-radius:0; }
.site-header .brand__logo,
.site-footer .brand__logo { background:transparent; }
.site-header .nav-toggle {
  color: #fff;
  border-color: rgba(255, 255, 255, .38);
}
.site-header .nav {
  gap: 5px;
}
.site-header .nav-group {
  position: relative;
}
.site-header .nav-group__top {
  display: flex;
  align-items: center;
  border-radius: var(--radius, 4px);
}
.site-header .nav .nav-parent {
  color: rgba(255, 255, 255, .92);
  font-size: 1.0625rem;
  font-weight: 600;
  padding: 12px 5px 12px 11px;
  white-space: nowrap;
}
.site-header .nav .nav-direct { padding-right:11px; }
.about-industry-card img[src$="about-mine-overhead.jpg"] { object-position:50% 50%; }
.site-header .nav .nav-parent:hover,
.site-header .nav .nav-parent[aria-current="page"],
.site-header .nav-group.is-open > .nav-group__top {
  color: #fff;
  background: rgba(255, 255, 255, .1);
}
.site-header .nav .nav-parent[aria-current="page"] {
  box-shadow: inset 0 -2px #72ddf4;
}
.site-header .nav-submenu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex: 0 0 32px;
  width: 32px;
  height: 40px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: #fff;
  cursor: pointer;
}
.site-header .nav[data-nav-enhanced] .nav-submenu-toggle {
  display: inline-flex;
}
.site-header .nav-submenu-toggle::after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform .16s;
}
.site-header .nav-submenu-toggle[aria-expanded="true"]::after {
  transform: translateY(2px) rotate(225deg);
}
.site-header .nav-submenu-toggle:hover {
  background: rgba(255, 255, 255, .12);
}
.site-header .nav-submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 2;
  min-width: 218px;
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 4px;
  background: rgba(0, 0, 0, .96);
  box-shadow: 0 14px 32px rgba(0, 0, 0, .2);
}
.site-header .nav-group:last-of-type .nav-submenu {
  left: auto;
  right: 0;
}
.site-header .nav-group.is-open > .nav-submenu,
.site-header .nav:not([data-nav-enhanced]) .nav-group:hover > .nav-submenu,
.site-header .nav:not([data-nav-enhanced]) .nav-group:focus-within > .nav-submenu {
  display: block;
}
.site-header .nav .nav-submenu a {
  display: block;
  padding: 12px 14px;
  border: 0;
  border-radius: 3px;
  color: #fff;
  font-size: .975rem;
  font-weight: 500;
  line-height: 1.35;
  white-space: nowrap;
}
.site-header .nav .nav-submenu a:hover,
.site-header .nav .nav-submenu a:focus-visible {
  background: rgba(114, 221, 244, .15);
  color: #a3edff;
}
.site-header .nav > .btn,
.site-header .nav > .btn[aria-current="page"] {
  margin-left: 8px;
  padding: 14px 18px;
  background: var(--brand-blue, #087dba);
  border-color: var(--brand-blue, #087dba);
  color: #fff;
  font-size: .98rem;
  font-weight: 600;
  white-space: nowrap;
}
.site-header .nav > .btn:hover {
  background: #086aa0;
  border-color: #086aa0;
  color: #fff;
}
@media (min-width: 901px) {
  .site-header__inner { height: 104px; }
  .site-header .nav-toggle { display: none; }
  .site-header .nav {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    inset: auto;
    padding: 0;
    border: 0;
    max-height: none;
    overflow: visible;
    transform: none;
    opacity: 1;
    visibility: visible;
    background: transparent;
  }
  .site-header .nav .nav-parent { border: 0; border-radius: 4px; }
}
@media (min-width: 901px) and (max-width: 1100px) {
  .site-header .brand__logo { width:200px; }
  .site-header__inner { gap: 14px; }
  .site-header .nav { gap: 0; }
  .site-header .nav .nav-parent { padding-left: 8px; font-size: 1rem; }
  .site-header .nav-submenu-toggle { flex-basis: 27px; width: 27px; }
  .site-header .nav > .btn { margin-left: 5px; padding: 13px 14px; font-size: .92rem; }
}
@media (max-width: 900px) {
  .site-header .brand__logo { width:240px; max-width:calc(100vw - 112px); }
  .site-header__inner { height: 88px; }
  .site-header .nav-toggle { display: block; }
  .site-header .nav {
    position: fixed;
    inset: 88px 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px var(--gutter, 24px) 24px;
    max-height: calc(100dvh - 88px);
    overflow-y: auto;
    background: rgba(0, 0, 0, .96);
    border-top: 1px solid rgba(255, 255, 255, .16);
  }
  .site-header .nav-group__top {
    border-bottom: 1px solid rgba(255, 255, 255, .17);
    border-radius: 0;
  }
  .site-header .nav .nav-parent {
    flex: 1;
    padding: 16px 4px;
    border: 0;
    font-size: 1.0625rem;
    border-radius: 0;
  }
  .site-header .nav .nav-direct { border-bottom:1px solid rgba(255,255,255,.17); padding-right:4px; }
  .site-header .nav .nav-parent[aria-current="page"] { box-shadow: inset 3px 0 #72ddf4; padding-left: 12px; }
  .site-header .nav-submenu-toggle { flex-basis: 44px; width: 44px; height: 44px; }
  .site-header .nav-submenu,
  .site-header .nav-group:last-of-type .nav-submenu {
    position: static;
    min-width: 0;
    margin: 0;
    padding: 6px 0 10px 14px;
    border: 0;
    border-left: 2px solid rgba(114, 221, 244, .45);
    border-radius: 0;
    background: rgba(255, 255, 255, .035);
    box-shadow: none;
  }
  .site-header .nav .nav-submenu a { padding: 12px; white-space: normal; }
  .site-header .nav:not([data-nav-enhanced]) .nav-submenu { display: block; }
  .site-header .nav > .btn { justify-content: center; margin: 18px 0 0; border-bottom: 0; }
  .no-js .site-header .nav { position: static; inset: auto; max-height: none; overflow: visible; width: 100%; }
  .no-js .site-header .nav-toggle { display: none; }
  .no-js .site-header__inner { height: auto; min-height: 88px; }
}
@media (prefers-reduced-motion: reduce) {
  .site-header .nav-submenu-toggle::after { transition: none; }
}