/* Shared landing-page header. Page styles must not override these selectors. */
.site-header {
  font-size: var(--type-body);
  line-height: 1.625;
  letter-spacing: normal;
}
.site-header .topbar-inner {
  padding-inline: var(--content-gutter);
}
.site-header .nav {
  margin: 0;
  list-style: none;
  padding: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--paper);
}

.site-header .topbar-inner {
  display: flex;
  align-items: center;
  gap: 56px;
  padding-top: 24px;
  padding-bottom: 24px;
}

.site-header .wordmark {
  display: inline-flex;
  align-items: center;
}

.site-header .wordmark img,
.site-header .wordmark-svg {
  display: block;
  height: 18px;
  width: auto;
}

.site-header .nav {
  display: flex;
  align-items: center;
  gap: 48px;
}

.site-header .nav button,
.site-header .nav a {
  border: 0;
  background: none;
  padding: 0;
  font-size: var(--type-body);
  font-weight: 400;
  cursor: pointer;
  color: var(--ink);
}

.site-header .nav button:hover,
.site-header .nav a:hover {
  color: var(--meta);
}

.site-header .nav a.here {
  border-bottom: 1px solid var(--ink);
  padding-bottom: 1px;
}
.site-header .nav .nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
}

.site-header .nav .nav-trigger:hover {
  color: var(--meta);
}
.site-header .nav .nav-trigger.here {
  border-bottom: 1px solid var(--ink);
  padding-bottom: 1px;
}

.site-header .nav-trigger::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-1px) rotate(45deg);
  transition: transform 160ms ease;
}

.site-header .nav-trigger[aria-expanded="true"]::after {
  transform: translateY(1px) rotate(-135deg);
}
@media (min-width: 768px) {
  .site-header .nav-item:hover > .nav-trigger::after {
    transform: translateY(1px) rotate(-135deg);
  }
  .site-header .nav-item:hover > .nav-menu,
  .site-header .nav-item:focus-within > .nav-menu {
    display: block;
  }
}

.site-header .topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 16px;
}

.site-header .menu-toggle {
  display: none;
  border: 0;
  background: none;
  padding: 0;
  font-size: var(--type-subheading);
  line-height: 1;
  cursor: pointer;
  color: var(--ink);
}
.site-header .nav-item {
  position: relative;
}

.site-header .nav-menu {
  position: absolute;
  top: calc(100% + 14px);
  right: -18px;
  min-width: 340px;
  padding: 4px 0;
  background: var(--paper);
  border: 1px solid var(--ink);
  z-index: 20;
}

.site-header .nav-menu.start {
  left: -18px;
  right: auto;
}

.site-header .nav-menu[hidden] {
  display: none;
}

.site-header .nav-menu::before {
  content: "";
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 16px;
}

.site-header .nav-menu a {
  display: block;
  padding: 11px 18px;
  font-size: var(--type-body);
}

.site-header .nav-menu a + a {
  border-top: 1px solid var(--rule);
}

.site-header .nav-menu a:hover {
  background: var(--plate);
  color: var(--ink);
}

.site-header .nm-line {
  display: block;
  margin-top: 1px;
  font-size: var(--type-compact);
  line-height: 1.45;
  color: var(--meta);
}

@media (max-width: 767px) {
  .site-header .nav {
    display: none;
  }
  .site-header .menu-toggle {
    display: inline-block;
    margin-left: auto;
  }
  .site-header .topbar-inner {
    flex-wrap: wrap;
  }
  .site-header.open .nav {
    display: block;
    order: 3;
    width: 100%;
    margin: 10px 0 2px;
    border-top: 1px solid var(--rule);
  }
  .site-header.open .nav > li {
    border-bottom: 1px solid var(--rule);
  }
  .site-header.open .nav > li > a,
  .site-header.open .nav > li > .nav-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 12px 0;
    text-align: left;
    font-size: var(--type-body);
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--ink);
  }
  .site-header.open .nav-menu {
    position: static;
    min-width: 0;
    margin: 0;
    border: 0;
  }
  .site-header.open .nav-menu a {
    padding: 9px 0;
  }
  .site-header .topbar-actions {
    display: flex;
    order: 1;
    margin-left: auto;
  }
  .site-header .topbar-actions > a {
    display: none;
  }
  .site-header .menu-toggle {
    order: 2;
    margin-left: 0;
  }
  .site-header .topbar-inner {
    column-gap: 12px;
  }
}

@media (min-width: 768px) and (max-width: 1199px) {
  .site-header .topbar-inner {
    column-gap: 32px;
  }
  .site-header .nav {
    gap: 32px;
  }
}
.site-header .btn {
  display: inline-block;
  border: 1px solid var(--ink);
  padding: 10px 16px;
  font-size: var(--type-body);
  font-weight: 500;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition:
    background-color 0.15s,
    color 0.15s;
}

.site-header .btn:hover {
  background: var(--ink);
  color: var(--paper);
}

.site-header .btn-filled {
  background: var(--ink);
  color: var(--paper);
}

.site-header .btn-filled:hover {
  background: var(--paper);
  color: var(--ink);
}