.site-header .header-inner{display:flex;flex-wrap:nowrap;gap:24px;align-items:center;justify-content:space-between;min-width:0}.site-header .header-local{display:none}.tool-menu{position:relative;margin-left:auto}.tool-menu-toggle{cursor:pointer;font-size:13px;padding:10px 14px;border:1px solid var(--border);border-radius:6px;list-style:none}.tool-menu-toggle::-webkit-details-marker{display:none}.tool-menu-toggle::after{content:' ☰'}.site-header nav.grouped-nav{display:flex;flex-wrap:nowrap;align-items:center;gap:8px;width:auto;margin:0;text-align:left}.grouped-nav .nav-group{position:relative}.grouped-nav summary{list-style:none;cursor:pointer;font-size:12px;white-space:nowrap;padding:12px 10px;border-radius:5px}.grouped-nav summary::-webkit-details-marker{display:none}.grouped-nav summary::after{content:' ▾';font-size:10px}.grouped-nav .current-group{color:var(--accent);background:var(--accent-soft)}.grouped-nav .nav-links{position:absolute;z-index:30;top:100%;left:0;width:220px;max-height:65vh;overflow:auto;padding:8px;background:var(--paper);border:1px solid var(--border);border-radius:8px;box-shadow:0 10px 24px #18201d18}.grouped-nav .nav-group:last-child .nav-links{left:auto;right:0}.site-header .grouped-nav a{display:block;padding:10px 12px;font-size:12px;margin:0;white-space:normal;line-height:1.5}.site-header .grouped-nav a::after{display:none}.site-header .grouped-nav a[aria-current=page]{background:var(--accent-soft);border-radius:5px}.grouped-nav summary:focus-visible,.tool-menu-toggle:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.tool-category{margin-top:36px}.tool-category>h2{font-size:20px;margin:0 0 18px}.tool-category .tool-card h3{font-size:21px;letter-spacing:-.5px;display:flex;align-items:center;justify-content:space-between;margin:14px 0 9px}.tool-category .tool-card h3>span{font-size:18px;font-weight:400;color:var(--muted)}.tool-category .icon-tile{background:#f1ece3;color:#956544}.tool-category[data-group=media] .icon-tile{background:#e8ecdf;color:#627149}.tool-category[data-group=time] .icon-tile{background:#f1eafb;color:#7a5ca0}.tool-category[data-group=calculate] .icon-tile{background:#e8eef5;color:#4e6d89}
@media(min-width:1000px){.tool-menu>.tool-menu-toggle{display:none}html[lang=en] .site-header .header-inner{flex-wrap:nowrap}.site-header .grouped-nav .nav-home{white-space:nowrap}}
@media(max-width:999px){html[lang]:not(.nav-ready) .site-header .header-inner{flex-wrap:wrap}html:not(.nav-ready) .tool-menu{width:100%}html:not(.nav-ready) .site-header nav.grouped-nav{position:static;max-height:none;box-shadow:none;margin-top:10px}}
@media(max-width:999px){.site-header .header-inner{padding:14px 20px;gap:12px;flex-wrap:nowrap}html[lang=en] .site-header .header-inner{flex-wrap:nowrap}.tool-menu{position:static}.site-header{position:relative;z-index:20}.site-header nav.grouped-nav{position:absolute;top:100%;right:12px;left:12px;display:block;width:auto;max-height:75vh;overflow:auto;background:var(--paper);border:1px solid var(--border);border-radius:8px;box-shadow:0 10px 24px #18201d18;padding:10px}.grouped-nav .nav-links,.grouped-nav .nav-group:last-child .nav-links{position:static;width:auto;max-height:none;margin:0 6px;box-shadow:none;border:0;border-left:2px solid var(--border);border-radius:0;padding:0 8px}.grouped-nav summary{font-size:14px;padding:13px 10px}.site-header .grouped-nav a{font-size:13px;min-height:42px}.tool-category .tool-card h3{font-size:19px}}