/* Tool Hub — lock screen. Matches the dark Patient Tools shell. */
:root{
  --g-ink:#0B1428; --g-panel:#152444; --g-line:#22375F; --g-line-2:#2E4677;
  --g-tx:#EDF2FA; --g-tx-2:#9DB0CE; --g-tx-3:#7189AE;
  --g-gold:#D4AF37; --g-gold-soft:#F2D97A;
}
html,body{height:100%}
body.gate-on{
  margin:0; background:var(--g-ink); color:var(--g-tx);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;
}
.gate-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}
.gate-card{
  width:100%;max-width:344px;background:var(--g-panel);
  border:1px solid var(--g-line);border-radius:16px;padding:30px 26px 26px;
  display:flex;flex-direction:column;
}
.gate-mark{
  width:38px;height:38px;border-radius:10px;
  background:radial-gradient(120% 120% at 30% 20%,#163058,#0A1830);
  border:1px solid var(--g-line-2);
  display:grid;place-items:center;
  margin-bottom:16px;
}
.gate-mark img{width:22px;height:22px;display:block}
.gate-card h1{margin:0;font-size:19px;font-weight:800;letter-spacing:-.01em;color:#fff}
.gate-sub{
  margin:4px 0 22px;font-size:11px;font-weight:700;letter-spacing:.07em;
  text-transform:uppercase;color:var(--g-gold);
}
.gate-lbl{font-size:12px;font-weight:600;color:var(--g-tx-2);margin-bottom:6px}
.gate-in{
  font:inherit;font-size:14px;color:var(--g-tx);
  background:#0E1B33;border:1px solid var(--g-line-2);border-radius:9px;
  padding:10px 12px;margin-bottom:16px;outline:none;
  transition:border-color .15s;
}
.gate-in:focus{border-color:color-mix(in srgb,var(--g-gold) 55%,var(--g-line-2))}
.gate-btn{
  font:inherit;font-size:14px;font-weight:700;color:#10203E;
  background:linear-gradient(135deg,var(--g-gold-soft) 0%,var(--g-gold) 100%);
  border:0;border-radius:9px;padding:11px 14px;margin-top:4px;cursor:pointer;
  transition:opacity .15s;
}
.gate-btn:hover{opacity:.92}
.gate-btn:disabled{opacity:.6;cursor:default}
.gate-err{margin:14px 0 0;font-size:12.5px;color:#F19B9B;text-align:center}