:root{
  --navy:#0E2A47; --blue:#1561B8; --bg:#F4F6F9; --surface:#FFFFFF; --ink:#14202E; --muted:#5A6878;
  --line:#D7DEE7; --crit:#B42318; --header-bg:#0E2A47; --header-muted:#A9BCD3; --heading:var(--navy);
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --blue:#6AA8F0; --bg:#0D1622; --surface:#142132; --ink:#E7EDF4; --muted:#9AAABD; --line:#26374C;
    --crit:#F28B82; --header-bg:#0A1828; --header-muted:#8EA3BC; --heading:var(--ink); color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --blue:#6AA8F0; --bg:#0D1622; --surface:#142132; --ink:#E7EDF4; --muted:#9AAABD; --line:#26374C;
  --crit:#F28B82; --header-bg:#0A1828; --header-muted:#8EA3BC; --heading:var(--ink); color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.55 "Barlow",system-ui,-apple-system,"Segoe UI",sans-serif}
h1,h2,h3{font-family:"Barlow Condensed","Arial Narrow",system-ui,sans-serif;line-height:1.1;margin:0 0 12px;color:var(--heading);font-weight:600}
h1{font-size:36px} h2{font-size:24px;margin-top:28px} h3{font-size:19px;margin-top:16px}
a{color:var(--blue)}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px;border-radius:4px}
[hidden]{display:none!important}
.top{background:var(--header-bg);color:#fff}
.top-inner{max-width:960px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}
.mark{width:44px;height:40px;border-radius:6px;background:#1561B8;display:grid;place-items:center;font:700 16px "Barlow Condensed",sans-serif}
.brand-name{display:block;font:600 20px/1.1 "Barlow Condensed",sans-serif}
.brand-sub{display:block;font-size:14px;color:var(--header-muted)}
.who{display:flex;gap:14px;align-items:center;font-size:14px;color:var(--header-muted);flex-wrap:wrap}
.who a{color:#fff}
main{max-width:960px;margin:0 auto;padding:32px 24px 64px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:22px 24px;margin-bottom:16px}
.card h2{margin-top:0}
.card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.narrow{max-width:30rem;margin:24px auto}
.muted{color:var(--muted)} .small{font-size:14px}
.error{color:var(--crit)}
.stack{display:grid;gap:10px;margin-top:16px}
label{font-weight:600}
input,select{font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:9px 12px}
.btn{display:inline-block;background:var(--blue);color:#fff;border:none;border-radius:6px;padding:10px 18px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;text-align:center}
.btn:disabled{opacity:.5;cursor:default}
.btn.secondary{background:transparent;color:var(--ink);border:1px solid var(--line);width:100%}
.btn.small{padding:6px 14px;font-size:14px}
.or{text-align:center;color:var(--muted);margin:14px 0;font-size:14px}
.link{background:none;border:none;padding:0;color:inherit;font:inherit;cursor:pointer;text-decoration:underline}
.link.danger{color:var(--crit)}
.sites,.members{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.site{display:flex;justify-content:space-between;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:16px 18px}
.site b{display:block;font-size:18px}
.sites.past .site{opacity:.8}
.members li{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid var(--line)}
.inline{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.inline input{flex:1;min-width:14rem}
@media (max-width:640px){main{padding:24px 16px 48px}.top-inner{padding:12px 16px}}