:root{--bg:#f5f7fb;--card:#fff;--text:#111827;--muted:#6b7280;--brand:#0f3d5e;--border:#d1d5db;--danger:#991b1b;--ok:#166534}
*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:20px}.login-card,.panel{max-width:900px;margin:32px auto;background:var(--card);border:1px solid var(--border);border-radius:18px;padding:28px;box-shadow:0 8px 26px #0001}h1{font-size:32px;margin:0 0 22px}.top{display:flex;justify-content:space-between;align-items:center;padding:18px 28px;background:#0b2a3f;color:white}.top a{color:white}label{display:block;font-weight:700;margin:18px 0 8px}input,select,button{width:100%;font-size:24px;min-height:58px;border-radius:12px;border:1px solid var(--border);padding:10px 14px;background:white}button{margin-top:24px;background:var(--brand);color:white;border:0;font-weight:800}.message,.error{max-width:900px;margin:18px auto 0;padding:14px 18px;border-radius:12px;font-weight:700}.message{background:#dcfce7;color:var(--ok)}.error{background:#fee2e2;color:var(--danger)}.secret{white-space:pre-wrap;word-break:break-all;font-size:22px;background:#111827;color:#f9fafb;padding:18px;border-radius:12px}.hint{color:var(--muted)}.setup-card{max-width:980px}.setup-card input{font-family:Segoe UI,Roboto,Arial,sans-serif}@media (max-width: 780px){body{font-size:18px}.login-card,.panel{margin:14px;padding:18px}input,select,button{font-size:21px;min-height:56px}h1{font-size:28px}}
.inline-secret{display:inline-block;word-break:break-all;background:#111827;color:#f9fafb;border-radius:8px;padding:4px 8px;font-family:Consolas,monospace}