:root{
  --bg-base:#0f111a;--bg-surface:#1a1d2d;--bg-elev:#22263a;
  --text:#f8fafc;--text-2:#94a3b8;--text-3:#64748b;
  --border:#2e334d;--accent:#3b82f6;--accent-2:#8b5cf6;
  --danger:#ef4444;--ok:#10b981;
  --r-sm:8px;--r-md:12px;--r-lg:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg-base);color:var(--text);font-family:'Inter',system-ui,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}
.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(140deg,#0b0d18 0%,#14172a 100%)}
.auth-card{width:380px;background:var(--bg-surface);border-radius:14px;padding:36px;box-shadow:0 20px 60px -20px rgba(0,0,0,0.5)}
.logo{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));margin:0 auto 18px;display:flex;align-items:center;justify-content:center;color:white;font-weight:800;font-size:22px}
.title{font-size:22px;font-weight:600;text-align:center;letter-spacing:-0.02em;margin-bottom:4px}
.subtitle{color:var(--text-2);font-size:13px;text-align:center;margin-bottom:24px}
.field{margin-bottom:14px}
.label{color:var(--text-2);font-size:11px;text-transform:uppercase;letter-spacing:0.05em;margin-bottom:6px;display:block}
.input{width:100%;background:var(--bg-base);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:11px 12px;font:inherit;font-size:14px}
.input:focus{outline:2px solid var(--accent);outline-offset:-1px}
.btn{width:100%;padding:12px;background:var(--accent);color:#fff;border:none;border-radius:8px;font:inherit;font-weight:600;font-size:14px;cursor:pointer;margin-top:6px}
.btn:disabled{opacity:.6;cursor:not-allowed}
.err{color:var(--danger);font-size:13px;text-align:center;margin-top:14px;min-height:18px}
.note{color:var(--text-3);font-size:12px;text-align:center;margin-top:18px}
.pill{display:inline-flex;align-items:center;gap:6px;background:rgba(59,130,246,0.12);color:#93c5fd;border-radius:999px;padding:4px 10px;font-size:11px;text-transform:uppercase;letter-spacing:0.05em;margin-bottom:14px}