/* Sign-in and settings forms. Colours, fonts, buttons and the top bar come from theme.css. */
body.center{min-height:100vh;display:flex;justify-content:center;align-items:flex-start;padding:40px 16px calc(40px + env(safe-area-inset-bottom,0px))}
.card{width:100%;max-width:520px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px 26px 22px}
.card.wide{max-width:720px}
.card .brand{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.card .brand img{width:44px;height:44px}
.card h1{font-family:var(--serif);font-weight:500;font-size:30px;margin:0;letter-spacing:-.01em}
.card h2{font-size:15px;margin:26px 0 10px;padding-top:18px;border-top:1px solid var(--line)}
.card h2:first-of-type{margin-top:0;padding-top:0;border-top:0}
.lead{color:var(--muted);margin:0 0 18px}
.card label{display:block;font-weight:600;font-size:14px;margin:12px 0 0}
.card input,.card select{display:block;width:100%;margin-top:6px;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);font-weight:400}
.card .btn{margin-top:16px;padding:9px 16px}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.logintabs{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-bottom:6px}
.logintabs button{flex:1;border:0;background:none;padding:8px;font-weight:500;color:var(--ink);cursor:pointer}
.logintabs button+button{border-left:1px solid var(--line)}
.logintabs button[aria-selected="true"]{background:var(--accent);color:var(--surface)}
.hint{color:var(--muted);font-size:13px;margin:6px 0 0;font-weight:400}
.err{color:var(--err);font-size:14px;min-height:1.2em;margin:10px 0 0}
.ok{color:var(--ok);font-size:14px;margin:10px 0 0}
.note{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:13.5px;color:var(--muted);margin-top:14px}
code{font-size:13px}