:root{
  --site-header-height: 4.25rem;
  --site-header-bg: rgba(255, 255, 255, 0.98);
  --site-header-surface: #ffffff;
  --site-header-muted-surface: #f8fafc;
  --site-header-hover-surface: #f5f7fb;
  --site-header-text: #334155;
  --site-header-muted: #64748b;
  --site-header-border: rgba(226, 232, 240, 0.95);
  --site-header-accent: #7c3aed;
  --site-header-accent-strong: #6d28d9;
  --site-header-accent-soft: rgba(124, 58, 237, 0.09);
  --site-header-accent-border: rgba(124, 58, 237, 0.22);
  --site-header-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
  --site-header-menu-shadow: 0 18px 40px rgba(15, 23, 42, 0.10);
}

body.has-site-header{
  margin-top: 0 !important;
  padding-top: var(--site-header-height) !important;
  scroll-padding-top: calc(var(--site-header-height) + 1rem);
}

.header{
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  width: 100%;
  min-height: var(--site-header-height);
  background: var(--site-header-bg);
  border-bottom: 1px solid var(--site-header-border);
  box-shadow: var(--site-header-shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  isolation: isolate;
}

.header *,
.header *::before,
.header *::after{
  box-sizing: border-box;
}

.header a,
.header button,
.header span,
.header p,
.header li{
  font: inherit;
  letter-spacing: 0;
  text-transform: none;
}

.navbar{
  width: 100%;
  height: var(--site-header-height);
  margin-inline: auto;
  padding-inline: clamp(0.875rem, 2.4vw, 1.75rem);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.2;
  color: var(--site-header-text);
}

.navbar-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  min-width: 0;
}

.brand{
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  color: var(--site-header-accent);
}

.brand img{
  width: 154px;
  max-height: 38px;
  object-fit: contain;
}

.navbar-block{
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  height: calc(100vh - var(--site-header-height));
  opacity: 0;
  overflow: auto;
  pointer-events: none;
  background: var(--site-header-surface);
  border-top: 1px solid var(--site-header-border);
  box-shadow: var(--site-header-menu-shadow);
  transition: opacity 160ms ease, transform 160ms ease;
  transform: translateY(-6px);
}

.navbar-block.is-active{
  opacity: 1;
  pointer-events: initial;
  transform: translateY(0);
}

.menu{
  display: grid;
  gap: 3px;
  width: min(100%, 34rem);
  margin: 0 auto;
  padding: 0.7rem;
}

.menu-item{
  min-width: 0;
}

.menu-link{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.42rem;
  min-height: 2.35rem;
  padding: 0.58rem 0.78rem;
  border: 1px solid transparent;
  border-radius: 0.7rem;
  color: var(--site-header-text);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease, box-shadow 140ms ease;
}

.header .active-link{
  color: var(--site-header-accent-strong) !important;
}

.menu-link:hover,
.menu-link:focus-visible,
.menu-item.dropdown-show > .menu-link,
.menu-item.active > .menu-link{
  background: var(--site-header-accent-soft);
  border-color: var(--site-header-accent-border);
  color: var(--site-header-accent-strong) !important;
}

.header .disabled{
  color: rgba(100, 116, 139, 0.45) !important;
  pointer-events: none;
}

.header .disabled:hover{
  background-color: transparent !important;
  cursor: default !important;
}

.dropdown-toggle{
  cursor: pointer;
  outline: none;
  user-select: none;
}

.dropdown-toggle i.fa-solid{
  flex: 0 0 auto;
  font-size: 0.72rem;
  line-height: 1;
  transition: rotate 160ms ease;
}

.dropdown-content{
  height: 0;
  overflow: hidden;
  background: var(--site-header-muted-surface);
  transition: height 220ms ease;
}

.dropdown-column,
.dropdown-group,
.dropdown-items{
  display: grid;
}

.dropdown-column{
  gap: 0.25rem;
}

.dropdown-group{
  gap: 0.35rem;
  padding: 0.5rem 0.75rem 0.75rem;
}

.dropdown-title{
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.75rem 0.35rem;
}

.dropdown-icon{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 1.85rem;
  height: 1.85rem;
  border-radius: 0.65rem;
  background: var(--site-header-accent-soft);
  border: 1px solid rgba(124, 58, 237, 0.12);
}

.dropdown-icon i.fa-solid{
  font-size: 0.95rem;
  line-height: 1;
  color: var(--site-header-accent);
}

.dropdown-items{
  gap: 0.15rem;
  padding: 0.15rem 0 0 2.5rem;
}

.dropdown-link,
.dropdown-block-link .font-medium,
.dropdown-title .font-medium{
  color: var(--site-header-text);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.25;
  transition: color 140ms ease;
}

.dropdown-link{
  display: block;
  padding: 0.38rem 0.55rem;
  border-radius: 0.55rem;
  text-decoration: none;
}

.dropdown-inner p{
  max-width: none;
  margin: 0;
}

.dropdown-inner .font-normal{
  margin-top: 0.2rem;
  color: var(--site-header-muted);
  font-size: 0.73rem;
  line-height: 1.35;
  font-weight: 500;
}

.dropdown-show > .dropdown-toggle i.fa-solid{
  rotate: 180deg;
}

.dropdown-block{
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  min-width: 0;
  padding: 0.62rem;
  border: 1px solid transparent;
  border-radius: 0.72rem;
}

.dropdown-block-link{
  display: block;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.dropdown-block-link:hover{
  cursor: pointer !important;
}

.dropdown-block-link:hover .dropdown-block,
.dropdown-items li:hover .dropdown-link{
  background: var(--site-header-hover-surface);
  border-color: rgba(226, 232, 240, 0.9);
}

.dropdown-block-link:hover .font-medium,
.dropdown-items li:hover .dropdown-link{
  color: var(--site-header-accent);
}

.burger{
  position: relative;
  display: block;
  flex: 0 0 auto;
  width: 2.45rem;
  height: 2.45rem;
  border: 1px solid var(--site-header-border);
  border-radius: 0.8rem;
  outline: none;
  background: #fff;
  cursor: pointer;
  user-select: none;
}

.burger-line{
  position: absolute;
  display: block;
  left: 0.65rem;
  width: 1.1rem;
  height: 2px;
  opacity: 1;
  rotate: 0deg;
  border-radius: 999px;
  background: var(--site-header-text);
  transition: top 160ms ease, rotate 160ms ease, opacity 120ms ease;
}

.burger-line:nth-child(1){ top: 0.78rem; }
.burger-line:nth-child(2){ top: 1.16rem; width: 0.82rem; }
.burger-line:nth-child(3){ top: 1.54rem; }

.burger.is-active > .burger-line:nth-child(1){
  top: 1.16rem;
  rotate: 135deg;
}

.burger.is-active > .burger-line:nth-child(2){
  opacity: 0;
}

.burger.is-active > .burger-line:nth-child(3){
  top: 1.16rem;
  rotate: -135deg;
}

@media screen and (min-width: 67rem){
  .navbar{
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 1rem;
    max-width: 1480px;
  }

  .navbar-inner{
    height: auto;
  }

  .navbar-block{
    position: static;
    display: flex;
    justify-content: flex-end;
    height: auto;
    opacity: 1;
    overflow: visible;
    pointer-events: auto;
    background: transparent;
    border-top: 0;
    box-shadow: none;
    transform: none;
    transition: none;
  }

  .menu{
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.2rem;
    width: auto;
    max-width: 100%;
    margin: 0;
    padding: 0;
  }

  .menu-item{
    display: flex;
    align-items: center;
    min-height: var(--site-header-height);
    cursor: pointer;
  }

  .menu-link{
    min-height: 2.15rem;
    padding: 0.5rem 0.58rem;
    white-space: nowrap;
  }

  .dropdown-toggle{
    gap: 0.35rem;
  }

  .dropdown-content{
    position: absolute;
    left: 0;
    right: 0;
    top: calc(var(--site-header-height) - 0.3rem);
    height: max-content;
    opacity: 0;
    overflow: visible;
    pointer-events: none;
    background: var(--site-header-surface);
    border-top: 1px solid var(--site-header-border);
    border-bottom: 1px solid var(--site-header-border);
    box-shadow: var(--site-header-menu-shadow);
    transition: top 160ms ease, opacity 140ms ease;
  }

  .dropdown-column{
    width: min(75rem, calc(100% - 3rem));
    margin-inline: auto;
    padding: 0.9rem 0;
    gap: 0.65rem 0.85rem;
  }

  .dropdown-column.col-1{ grid-template-columns: 1fr; }
  .dropdown-column.col-2{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dropdown-column.col-3{ grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .dropdown-column.col-4{ grid-template-columns: repeat(4, minmax(0, 1fr)); }

  .dropdown-group{
    align-content: start;
    gap: 0.35rem;
    padding: 0.45rem;
  }

  .dropdown-items{
    padding: 0.15rem 0 0 2.45rem;
  }

  .dropdown-block{
    padding: 0.68rem;
  }

  .dropdown.active > .dropdown-content{
    top: var(--site-header-height);
    opacity: 1;
    pointer-events: initial;
  }

  .dropdown:hover > .dropdown-content,
  .dropdown:focus-within > .dropdown-content{
    top: var(--site-header-height);
    opacity: 1;
    pointer-events: initial;
  }

  .dropdown.active > .dropdown-toggle i.fa-solid,
  .dropdown:hover > .dropdown-toggle i.fa-solid,
  .dropdown:focus-within > .dropdown-toggle i.fa-solid{
    rotate: 180deg;
  }

  .burger{
    display: none;
    visibility: hidden;
  }
}

@media screen and (max-width: 36rem){
  .brand img{
    width: 146px;
  }

  .menu{
    width: 100%;
  }
}