:root{--bg: #fbfbfa;--fg: #1a1a19;--muted: #6b6b68;--line: #e4e4e1;--accent: #1a1a19;--danger: #b3261e;color-scheme:light}@media(prefers-color-scheme:dark){:root{--bg: #17171a;--fg: #f2f2f0;--muted: #9b9b98;--line: #2e2e33;--accent: #f2f2f0;--danger: #f2b8b5;color-scheme:dark}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.55 ui-sans-serif,-apple-system,Segoe UI,system-ui,sans-serif}.shell{min-height:100dvh;display:grid;place-items:center;padding:24px}.card{width:100%;max-width:380px}h1{font-size:21px;margin:0 0 6px;letter-spacing:-.01em}.sub{color:var(--muted);margin:0 0 22px}label{display:block;font-size:13px;font-weight:500;margin-bottom:6px}input{width:100%;padding:9px 11px;margin-bottom:14px;border:1px solid var(--line);border-radius:7px;background:var(--bg);color:var(--fg);font:inherit}input:focus-visible{outline:2px solid var(--accent);outline-offset:-1px}input[aria-invalid=true]{border-color:var(--danger)}button{width:100%;padding:9px 14px;border:0;border-radius:7px;background:var(--accent);color:var(--bg);font:inherit;font-weight:500;cursor:pointer}button:disabled{opacity:.55;cursor:default}.link{width:auto;background:none;color:var(--muted);padding:0;margin-top:14px;text-decoration:underline;font-weight:400}.error{color:var(--danger);font-size:13px;margin:-8px 0 14px}.banner{border:1px solid var(--line);border-radius:7px;padding:12px 14px;margin-bottom:18px;font-size:14px}.foot{margin-top:20px;font-size:13px;color:var(--muted)}dl{margin:0;font-size:14px}dt{color:var(--muted);font-size:12px;margin-top:12px}dd{margin:2px 0 0;font-family:ui-monospace,SFMono-Regular,monospace}