/* Guth public navigation v1 — palette and type match home-instruments/home.css. */
.guth-public-header{--guth-canvas:#f0ecdf;--guth-surface:#fffdf5;--guth-ink:#233127;--guth-primary:#153c29;--guth-rule:#d6d7c9;--guth-sage:#78816d;box-sizing:border-box;max-width:1400px;margin:0 auto;padding:26px 30px;min-height:96px;border-bottom:1px solid var(--guth-rule);display:flex;align-items:center;justify-content:space-between;gap:32px;background:var(--guth-canvas);color:var(--guth-ink);font-family:Arial,sans-serif;position:relative;z-index:10}.guth-public-header *{box-sizing:border-box}.guth-public-header a,.guth-public-header button{font:inherit;color:inherit}.guth-wordmark{display:flex;align-items:center;gap:10px;flex-shrink:0;font:29px/1 Georgia,serif!important;text-decoration:none}.guth-wordmark img{width:36px;height:36px;object-fit:contain}.guth-wordmark small{font:9px Arial,sans-serif;letter-spacing:2.2px;margin-left:5px}.guth-public-navigation{display:flex;align-items:center;justify-content:flex-end;gap:25px;font-size:12px}.guth-public-navigation>a,.guth-public-navigation summary,.guth-contact-link{white-space:nowrap;padding:10px 0;cursor:pointer;text-decoration:none;background:none;border:0}.guth-public-navigation>a:hover,.guth-public-navigation summary:hover,.guth-contact-link:hover{text-decoration:underline;text-underline-offset:5px}.guth-nav-menu{position:relative}.guth-nav-menu summary{list-style:none}.guth-nav-menu summary::-webkit-details-marker{display:none}.guth-nav-menu summary:after{content:'⌄';margin-left:6px;font-size:11px}.guth-nav-popover{position:absolute;top:100%;left:-16px;z-index:20;width:min(270px,calc(100vw - 40px));max-height:min(60vh,520px);overflow:auto;padding:12px;background:var(--guth-surface);border:1px solid var(--guth-rule);box-shadow:0 12px 24px #2331271a;border-radius:5px}.guth-nav-popover a{display:block;padding:10px;font-size:12px;text-decoration:none}.guth-signin{padding:10px 0 10px 22px!important;border-left:1px solid var(--guth-rule)}.guth-nav-toggle{display:none;background:var(--guth-primary);color:var(--guth-surface);border:0;border-radius:5px;padding:10px 13px}.guth-skip-link{position:absolute;left:12px;top:-48px;padding:9px 12px;background:var(--guth-surface);z-index:40}.guth-skip-link:focus{top:12px}.guth-public-header :focus-visible,.guth-contact-dialog :focus-visible{outline:2px solid #31573d;outline-offset:5px}.guth-visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.guth-contact-dialog{--guth-surface:#fffdf5;--guth-ink:#233127;--guth-primary:#153c29;--guth-rule:#d6d7c9;width:min(620px,calc(100% - 32px));max-height:calc(100dvh - 32px);padding:0;border:1px solid var(--guth-rule);border-radius:8px;background:var(--guth-surface);color:var(--guth-ink);box-shadow:0 20px 70px #23312766}.guth-contact-dialog::backdrop{background:#233127cc}.guth-contact-card{display:grid;gap:17px;padding:25px;font:14px/1.5 Arial,sans-serif}.guth-contact-heading{display:flex;justify-content:space-between;gap:16px}.guth-contact-heading h2{font:400 31px/1.1 Georgia,serif;margin:0}.guth-contact-kicker{font:9px/1.5 Consolas,monospace;letter-spacing:2px;margin:0 0 8px}.guth-contact-close{width:36px;height:36px;border:1px solid var(--guth-rule);border-radius:5px;background:transparent;font-size:25px;line-height:1;cursor:pointer}.guth-contact-note{color:#596252;margin:0}.guth-contact-card label{display:grid;gap:6px;font-weight:700}.guth-contact-card input,.guth-contact-card select,.guth-contact-card textarea{width:100%;padding:10px;border:1px solid #abb19f;border-radius:4px;background:#fff;color:var(--guth-ink);font:14px Arial,sans-serif}.guth-contact-card textarea{resize:vertical}.guth-contact-actions{display:flex;gap:9px;flex-wrap:wrap}.guth-contact-actions button{padding:10px 12px;border:1px solid var(--guth-primary);border-radius:4px;background:transparent;color:var(--guth-primary);cursor:pointer}.guth-contact-actions button:first-child{background:var(--guth-primary);color:var(--guth-surface)}.guth-contact-status{min-height:1.5em;margin:0;color:#435b47}
@media(max-width:980px){.guth-public-header{margin:0 24px;padding:22px 6px;gap:18px}.guth-nav-toggle{display:block}.guth-public-navigation{display:none;position:absolute;top:calc(100% + 1px);right:0;left:0;max-height:calc(100dvh - 104px);overflow:auto;padding:14px 18px 20px;background:var(--guth-surface);border:1px solid var(--guth-rule);align-items:stretch;gap:3px;box-shadow:0 14px 30px #2331271a}.guth-public-header.is-menu-open .guth-public-navigation{display:flex;flex-direction:column}.guth-public-navigation>a,.guth-public-navigation summary,.guth-contact-link{width:100%;text-align:left;padding:12px 2px}.guth-nav-menu{position:static}.guth-nav-popover{position:static;width:100%;max-height:42vh;margin:4px 0 8px;box-shadow:none}.guth-signin{padding-left:2px!important;border-left:0}}
@media(max-width:480px){.guth-public-header{margin:0 20px;padding:23px 0}.guth-contact-card{padding:20px}.guth-contact-actions button{flex:1 1 180px}}