:root{--bg: #f6f7f9;--panel: #ffffff;--ink: #16181d;--muted: #5b6472;--line: #dfe3e8;--accent: #2f6feb;--danger: #b3261e;--ok: #1a7f4b;--radius: 10px}@media(prefers-color-scheme:dark){:root{--bg: #14161a;--panel: #1c1f25;--ink: #e9ecf1;--muted: #9aa4b2;--line: #2c313a;--accent: #6f9dff;--danger: #f2b8b5;--ok: #6edfa6}}*{box-sizing:border-box}body{margin:0;padding:2rem 1rem;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,Segoe UI,sans-serif;display:flex;justify-content:center}.card{width:100%;max-width:26rem;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:1.75rem}.card.wide{max-width:34rem}h1{margin:0 0 1.25rem;font-size:1.35rem}h2{margin:0 0 .75rem;font-size:1rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}section+section{margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--line)}.row{display:flex;align-items:baseline;justify-content:space-between;gap:1rem}.field{margin-bottom:1rem}label{display:block;margin-bottom:.35rem;font-weight:550}input{width:100%;padding:.6rem .7rem;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);font:inherit}input:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}input[aria-invalid=true]{border-color:var(--danger)}button{padding:.6rem 1rem;border:0;border-radius:8px;background:var(--accent);color:#fff;font:inherit;font-weight:550;cursor:pointer}button:disabled{opacity:.6;cursor:progress}button.secondary{background:transparent;color:var(--muted);border:1px solid var(--line);padding:.35rem .7rem}.hint,.error,.notice,.loading{margin:.4rem 0 0;font-size:.875rem}.hint{color:var(--muted)}.error,.notice-error{color:var(--danger)}.notice-success{color:var(--ok)}.notice{margin-bottom:1rem;padding:.6rem .75rem;border:1px solid currentColor;border-radius:8px}.notice-info{color:var(--muted)}.links{display:flex;gap:1rem;margin-top:1.25rem;font-size:.9rem}a{color:var(--accent)}