/* Flat navigation with dividers and restrained hover lines. */
.site-header{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  backdrop-filter:none;
}
:root[data-theme=dark] .site-header{background:var(--surface)}
.site-header .header-inner{min-height:84px;gap:24px}
.site-header .brand{gap:10px;font-size:16px;letter-spacing:-.035em;flex-shrink:0}
.site-header .brand-symbol{width:34px;height:38px}
.site-header .brand-symbol img{width:34px;height:34px}
.site-header .quick-nav{
  display:flex;
  align-items:center;
  gap:0;
  padding:0;
  border:0;
  border-radius:0;
  background:transparent;
}
.site-header .quick-nav>a,.site-header .tools-nav>summary{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:10px 18px;
  border-radius:0;
  font-size:13px;
  font-weight:550;
  line-height:1.5;
  color:var(--muted);
  white-space:nowrap;
  transition:color .18s;
}
.site-header .quick-nav>*{position:relative}
.site-header .quick-nav>*+*::before{
  content:'';
  position:absolute;
  left:0;
  top:50%;
  width:1px;
  height:14px;
  background:var(--line);
  transform:translateY(-50%);
  transition:height .24s var(--ease),background .24s,transform .24s var(--ease);
}
.site-header .quick-nav>*:is(:hover,:focus-within)::before{height:22px;background:var(--purple-ink);transform:translateY(-50%) rotate(14deg)}
.site-header .nav-link-label,.site-header .quick-nav summary>span{display:block;transition:transform .26s var(--ease)}
.site-header .quick-nav>a:is(:hover,:focus-visible) .nav-link-label,
.site-header .quick-nav .tools-nav:is(:hover,:focus-within)>summary>span{transform:translateY(-2px)}
.site-header .quick-nav>a::after,.site-header .tools-nav>summary::after{
  content:'';
  display:block;
  position:absolute;
  left:18px;
  right:18px;
  bottom:5px;
  height:2px;
  background:var(--purple-ink);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .3s var(--ease);
}
.site-header .quick-nav>a:hover,.site-header .tools-nav>summary:hover{
  background:transparent;
  color:var(--purple-ink);
}
.site-header .quick-nav>a.is-active,.site-header .tools-nav[open]>summary,.site-header .tools-nav.is-current>summary{
  color:var(--purple-ink);
  background:transparent;
  box-shadow:none;
}
.site-header .quick-nav>a:is(:hover,:focus-visible,.is-active)::after,
.site-header .tools-nav>summary:is(:hover,:focus-visible)::after,
.site-header .tools-nav:is([open],.is-current)>summary::after{transform:scaleX(1)}
.site-header .header-actions{gap:18px;flex-shrink:0}
.site-header .theme-toggle{
  width:44px;
  height:44px;
  border:0;
  border-radius:0;
  background:transparent;
  transform:none;
}
.site-header .theme-toggle:hover{background:transparent;color:var(--purple-ink);transform:none}
.site-header .theme-toggle>.icon{width:20px;height:20px;transition:transform .2s}
.site-header .theme-toggle:hover>.icon{transform:rotate(-12deg)}
.site-header .header-contact{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:44px;
  padding:10px 0;
  border:0;
  border-radius:0;
  background:transparent;
  color:var(--ink);
  font-size:12px;
  font-weight:600;
  transition:color .18s;
}
.site-header .header-contact::before{content:'';position:absolute;left:-9px;top:50%;width:1px;height:18px;background:var(--line);transform:translateY(-50%)}
.site-header .header-contact::after{content:'';position:absolute;left:28px;right:0;bottom:5px;height:1px;background:var(--purple-ink);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease)}
.site-header .header-contact:hover{background:transparent;color:var(--purple-ink)}
.site-header .header-contact:is(:hover,:focus-visible)::after{transform:scaleX(1)}
.site-header .header-contact>.icon{width:18px;height:18px}
.site-header .menu-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  gap:12px;
  min-height:44px;
  padding:10px 4px;
  border:0;
  border-radius:0;
  background:transparent;
  font-size:12px;
  font-weight:600;
}
.site-header .menu-toggle:hover{color:var(--purple-ink)}
.site-header .menu-glyph{width:18px;height:18px;gap:5px}
.site-header .menu-glyph i{height:1.5px;width:18px;transition:width .2s;align-self:flex-end}
.site-header .menu-toggle:hover .menu-glyph i:last-child{width:12px}
.tools-nav .nav-chevron{width:16px;height:16px;transition:transform .18s}
.tools-nav[open]>summary>.nav-chevron{transform:rotate(180deg)}
.site-header .tools-submenu,.explore-menu .tools-submenu{
  padding:7px;
  background:var(--surface);
  border:0;
  border-block:1px solid var(--line);
  border-radius:0;
}
.site-header .tools-submenu{
  width:310px;
  top:calc(100% + 14px);
  right:-5px;
  box-shadow:none;
}
.site-header .tools-submenu::before{content:'';position:absolute;left:0;right:0;top:-16px;height:16px}
.site-header .tools-nav[open]>.tools-submenu{animation:submenu-in .24s var(--ease) both;transform-origin:top right}
.tools-nav .tools-submenu>a{
  display:flex;
  align-items:center;
  gap:12px;
  min-height:72px;
  padding:12px;
  border-radius:0;
}
.tools-nav .tools-submenu>a:hover{background:transparent;color:var(--purple-ink)}
.tools-nav .tools-submenu>a:is(:hover,:focus-visible) .nav-tool-copy strong{color:var(--purple-ink);text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}
.nav-tool-copy{transition:transform .26s var(--ease)}
.tools-nav .tools-submenu>a:is(:hover,:focus-visible) .nav-tool-copy{transform:translateX(3px)}
.tools-submenu .nav-tool-icon{
  display:grid;
  place-items:center;
  width:26px;
  height:32px;
  flex-shrink:0;
  border-radius:0;
  background:transparent;
  color:var(--purple-ink);
  font-size:24px;
  font-weight:450;
}
.tools-submenu .nav-tool-copy{min-width:0;font-size:13px;color:var(--ink)}
.nav-tool-copy strong{display:block;font-size:13px;font-weight:650;line-height:1.5}
.nav-tool-copy small{display:block;font-size:10px;color:var(--muted);margin-top:3px;line-height:1.6}
.tools-nav .tools-submenu>a>.icon{width:16px;height:16px;margin-left:auto;color:var(--muted);transition:transform .2s}
.tools-nav .tools-submenu>a:is(:hover,:focus-visible)>.icon{transform:translateX(6px)}
.explore-menu{
  inset:0 0 0 auto;
  width:min(420px,100%);
  height:100dvh;
  max-height:none;
  margin:0;
  padding:0;
  border:0;
  border-left:1px solid var(--line);
  border-radius:0;
  background:var(--surface);
  color:var(--ink);
  box-shadow:none;
  overflow:auto;
}
.explore-menu[open]{display:flex;flex-direction:column;animation:navigation-in .22s var(--ease)}
.explore-menu::backdrop{background:rgb(20 22 30 / .25);backdrop-filter:blur(3px)}
body:has(.explore-menu[open]){overflow:hidden}
.explore-menu .menu-top{
  min-height:78px;
  padding:16px 24px;
  gap:16px;
  font-size:16px;
  font-weight:650;
}
.explore-menu .menu-close{width:44px;height:44px;padding:0;justify-content:center;border:0;border-radius:0;background:transparent;color:var(--ink)}
.explore-menu .menu-close:hover{background:transparent;transform:none;color:var(--purple-ink)}
.explore-menu .menu-close:hover>.icon{transform:none}
.explore-menu .menu-body{display:block;flex:1;padding:12px 24px 24px}
.explore-menu .menu-links>a,.explore-menu .menu-tools>summary{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:61px;
  padding:16px 0;
  color:var(--ink);
  font-size:19px;
  font-weight:550;
  letter-spacing:-.025em;
  line-height:1.4;
  transition:color .18s;
}
.explore-menu .menu-links>a::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:1px;background:var(--purple-ink);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.explore-menu .menu-links>a:is(:hover,:focus-visible)::after{transform:scaleX(1)}
.explore-menu .menu-links>a:hover,.explore-menu .menu-links>a.is-active,.explore-menu .menu-tools.is-current>summary{
  color:var(--purple-ink);
  padding-left:0;
}
.explore-menu .menu-links>a>.icon{width:18px;height:18px;color:var(--muted);transition:transform .2s}
.explore-menu .menu-links>a:hover>.icon{transform:translateX(3px);color:var(--purple-ink)}
.explore-menu .menu-tools{padding:0;font-size:19px}
.explore-menu .menu-tools .tools-submenu{margin:0 0 16px;padding:0 0 0 8px;position:static;width:auto;border:0;border-left:1px solid var(--line);box-shadow:none;background:transparent}
.explore-menu .menu-bottom{padding:16px 24px;border-top:1px solid var(--line)}
.explore-menu .menu-bottom>a{width:100%;justify-content:space-between;min-height:44px;font-size:13px;font-weight:550}
.explore-menu .menu-bottom>a:hover{color:var(--purple-ink)}
@keyframes navigation-in{from{opacity:0;transform:translateX(16px)}to{opacity:1;transform:none}}
@keyframes submenu-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:1180px){
  .site-header .header-inner{gap:16px}
  .site-header .quick-nav>a,.site-header .tools-nav>summary{padding-inline:10px;font-size:12px}
  .site-header .quick-nav>a::after,.site-header .tools-nav>summary::after{left:10px;right:10px}
  .site-header .brand{font-size:15px}
}
@media(max-width:1080px){
  .site-header .header-inner{min-height:78px}
  .js-enabled .site-header .quick-nav{display:none}
  .site-header .menu-toggle{display:flex}
  :root:not(.js-enabled) .site-header .header-inner{flex-wrap:wrap;padding-block:12px}
  :root:not(.js-enabled) .site-header .quick-nav{order:3;width:100%;justify-content:center;flex-wrap:wrap}
}
@media(max-width:680px){
  .site-header .header-inner{min-height:74px;gap:12px}
  .site-header .header-contact{display:none}
  .site-header .header-actions{gap:8px}
  .site-header .brand{font-size:15px;gap:8px}
  .site-header .brand-symbol,.site-header .brand-symbol img{width:30px;height:30px}
}
@media(max-width:380px){
  .site-header .header-actions{gap:6px}
  .site-header .menu-toggle{width:44px;padding:0}
  .site-header .menu-label{display:none}
  .explore-menu{inset:0 0 0 auto;width:100%;height:100dvh}
  .explore-menu .menu-top{padding-inline:20px}
  .explore-menu .menu-body{padding-inline:20px}
  .explore-menu .menu-bottom{padding-inline:20px}
}
@media(prefers-reduced-motion:reduce){
  .explore-menu[open]{animation:none}
  .site-header a,.site-header button,.tools-nav .nav-chevron,.explore-menu a,.explore-menu button{transition:none}
  .site-header .quick-nav>a::after,.site-header .tools-nav>summary::after,.site-header .header-contact::after,
  .site-header .theme-toggle>.icon,.site-header .menu-glyph i,.tools-nav .tools-submenu>a>.icon,.explore-menu .menu-links>a>.icon{transition:none}
  .site-header .theme-toggle:hover>.icon{transform:none}
  .site-header .tools-nav[open]>.tools-submenu{animation:none}
  .site-header .quick-nav>*::before,.site-header .nav-link-label,.site-header .quick-nav summary>span,
  .nav-tool-copy,.explore-menu .menu-links>a::after{transition:none}
  .site-header .quick-nav>*:is(:hover,:focus-within)::before{transform:translateY(-50%)}
  .site-header .quick-nav>a:is(:hover,:focus-visible) .nav-link-label,
  .site-header .quick-nav .tools-nav:is(:hover,:focus-within)>summary>span,
  .tools-nav .tools-submenu>a:is(:hover,:focus-visible) .nav-tool-copy,
  .tools-nav .tools-submenu>a:is(:hover,:focus-visible)>.icon{transform:none}
}