:root{color-scheme:dark;--bg:#05090d;--panel:#0b1117;--line:#183344;--blue:#42bff5;--text:#e8f2f7;--muted:#8aa0ad;--danger:#f37b7b}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,Segoe UI,Arial,sans-serif;background:radial-gradient(circle at 50% 10%,#0b1c27 0,#05090d 42%,#020406 100%);color:var(--text)}
.auth-shell{min-height:100vh;display:grid;place-items:center;padding:28px}.auth-card{width:min(460px,100%);background:rgba(9,15,21,.96);border:1px solid var(--line);border-radius:16px;padding:30px;box-shadow:0 25px 70px #0009}
.auth-brand{display:flex;align-items:center;gap:14px;margin-bottom:26px}.auth-brand img{width:58px;height:58px;border-radius:50%}.eyebrow{font-size:11px;letter-spacing:.18em;color:var(--blue);font-weight:700}.auth-brand h1{font-size:22px;margin:4px 0 0}.auth-card p{color:var(--muted);line-height:1.55;font-size:14px}.auth-form{display:grid;gap:14px;margin-top:22px}.auth-form label{display:grid;gap:7px;font-size:12px;color:#b9c8d1}.auth-form input,.auth-form textarea{width:100%;background:#050a0f;border:1px solid #1f3848;color:var(--text);border-radius:9px;padding:12px 13px;font:inherit;outline:none}.auth-form input:focus,.auth-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 2px #42bff522}.auth-form button{border:0;border-radius:9px;background:var(--blue);color:#001018;font-weight:800;letter-spacing:.06em;padding:13px;cursor:pointer}.auth-form button:disabled{opacity:.5;cursor:not-allowed}.auth-status{min-height:20px;margin-top:12px;color:var(--muted);font-size:13px}.auth-status.error{color:var(--danger)}.security-note{margin-top:24px;padding-top:17px;border-top:1px solid #132633;font-size:12px;color:#708994;line-height:1.5}.setup-only{color:#91d8f8;font-size:12px}