:root{
  color-scheme:light;
  --bg:#f4f8fd;
  --panel:#fff;
  --text:#102744;
  --muted:#687d96;
  --line:#d8e4f0;
  --blue:#0875f5;
  --danger:#d92f3b;
}
*{box-sizing:border-box}
body{
  margin:0;
  min-height:100vh;
  background:
    radial-gradient(circle at 50% 0,#e6f1ff 0,transparent 36%),
    linear-gradient(180deg,#fbfdff,#f4f8fd);
  color:var(--text);
  font:14px/1.45 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
.loginShell{
  min-height:100vh;
  display:grid;
  place-items:center;
  padding:24px;
}
.loginCard{
  width:min(420px,100%);
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:0 20px 60px rgba(30,65,105,.12);
  padding:32px;
}
.loginIcon{
  width:48px;height:48px;border-radius:14px;
  display:grid;place-items:center;
  background:#edf5ff;color:var(--blue);
  font-size:24px;margin-bottom:20px;
}
.eyebrow{font-size:10px;letter-spacing:.14em;color:var(--blue);font-weight:850}
h1{font-size:28px;letter-spacing:-.025em;margin:5px 0}
.subtitle{margin:0 0 24px;color:var(--muted)}
form{display:grid;gap:15px}
label{font-size:12px;font-weight:700;color:#536a84}
input{
  width:100%;margin-top:6px;padding:12px 13px;
  border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--text);outline:none;font:inherit;
}
input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(8,117,245,.11)}
button{
  min-height:44px;border:0;border-radius:10px;
  background:var(--blue);color:#fff;font:inherit;font-weight:800;
  cursor:pointer;margin-top:3px;
}
button:disabled{opacity:.6;cursor:wait}
#message{min-height:4px;font-size:12px}
#message.error{color:var(--danger);min-height:auto}
.secureNote{
  margin-top:22px;padding-top:17px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;gap:6px;
  color:var(--muted);font-size:11px;
}