/* Shared masthead for the home page and experiment. */
.page,.site-shell{max-width:1512px;margin:0 auto;padding-inline:clamp(24px,5vw,84px)}
.site-masthead{height:104px;min-height:104px;padding:0;display:flex;flex-wrap:nowrap;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid #dce0d5;color:#222722;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.5}
.site-masthead .brand{display:flex;align-items:center;flex:none;gap:6px;font-family:inherit;font-size:22px;font-weight:700;letter-spacing:-1px;line-height:1.5;white-space:nowrap}
.site-masthead .brand>span:not(.brand-symbol){font-weight:400}
.site-masthead .brand-symbol{display:inline-flex;align-items:center;justify-content:center;flex:none;width:42px;height:42px;margin-right:5px;font-family:Georgia,serif;font-size:35px;font-weight:700;line-height:1;color:#4d61d2;transform:rotate(-30deg)}
.site-masthead .brand i{width:6px;height:6px;flex:none;border-radius:50%;background:#526cdd;margin:9px 0 0 1px}
.site-masthead .header-tools{display:flex;align-items:center;gap:18px;margin-left:auto}
.site-masthead .header-note{font-size:10px;font-weight:400;letter-spacing:1.4px;color:#6b7569;line-height:1.5}
.site-masthead a:focus-visible{outline:3px solid #476fe2;outline-offset:6px;border-radius:5px}
.experiment-nav{display:flex;align-items:center;justify-content:flex-end;gap:24px;margin:0;padding:16px 0;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:14px;line-height:1.5}
.experiment-nav button{font:inherit}.experiment-nav .nav-active:after{display:none}
@media(max-width:1100px){.page,.site-shell{padding-inline:30px}}
@media(max-width:760px){.site-masthead .header-note{display:none}.site-masthead .header-tools{gap:9px}.experiment-nav{justify-content:center;gap:20px;width:100%;padding:14px 0}}
@media(max-width:720px){.page,.site-shell{padding-inline:22px}.site-masthead{height:80px;min-height:80px;gap:12px}.site-masthead .brand{font-size:20px}}
@media(max-width:360px){.page,.site-shell{padding-inline:17px}.site-masthead .brand{font-size:18px}}