[data-theme="graphite"]{--ink:#e9eeeb;--muted:#a7b2ad;--paper:#242927;--surface:#303633;--line:#48504c;--green:#75b994;--green-2:#4f9672;--red:#d76b65;--input:#272c2a;--top:#171b19;--shadow:0 18px 50px rgba(0,0,0,.2)}
[data-theme="light"]{--ink:#17231f;--muted:#66736e;--paper:#f4f5f0;--surface:#fff;--line:#dfe4dd;--green:#176b4a;--green-2:#0e4e37;--red:#a33b36;--input:#fff;--top:#132a22;--shadow:0 18px 50px rgba(25,48,39,.09)}
[data-theme="dark"]{--ink:#e9edf0;--muted:#939da3;--paper:#0d1012;--surface:#171b1e;--line:#2d3438;--green:#58c895;--green-2:#399d70;--red:#ef7770;--input:#101416;--top:#080a0b;--shadow:0 18px 50px rgba(0,0,0,.36)}
.topbar{background:var(--top,#132a22)}input,select,textarea,table,.button.secondary{background:var(--input,#fff);color:var(--ink);border-color:var(--line)}th,td{border-color:var(--line)}
.auth-shell{background:radial-gradient(circle at 20% 15%,color-mix(in srgb,var(--green) 20%,transparent) 0,transparent 30%),var(--paper)}
.preferences{display:flex;gap:7px;align-items:center}.segmented{display:flex;padding:2px;background:color-mix(in srgb,var(--surface) 14%,transparent);border:1px solid color-mix(in srgb,var(--line) 70%,transparent);border-radius:8px}.segmented a{min-width:28px;padding:4px 6px;text-align:center;border-radius:5px;text-decoration:none;font-size:11px;color:inherit;opacity:.65}.segmented a.selected{background:var(--surface);color:var(--ink);opacity:1;box-shadow:0 1px 4px rgba(0,0,0,.15)}.theme-switch a{font-size:10px;min-width:25px}.public-preferences{position:fixed;right:18px;top:18px;z-index:5}.public-preferences .segmented{background:var(--surface)}
@media(max-width:900px){.topbar .preferences{order:2;margin-left:auto}.topbar>form{margin-left:0}}@media(max-width:520px){.public-preferences{position:absolute;right:12px;top:12px}.preferences{gap:4px}.topbar .preferences{width:100%;order:4}}