:root{
  --bg:#070c18;
  --card:#0f172a;
  --stroke:rgba(255,255,255,.14);
  --text:rgba(255,255,255,.94);
  --muted:rgba(255,255,255,.68);
  --accent:#5bc1ff;
  --accent2:#39d98a;
  --danger:#ff647c;
}
*{box-sizing:border-box}
body{
  margin:0;
  min-height:100vh;
  color:var(--text);
  font-family:"Manrope", "Segoe UI", sans-serif;
  background:
    radial-gradient(900px 600px at 18% 12%, rgba(91,193,255,.20), transparent 60%),
    radial-gradient(700px 550px at 85% 2%, rgba(57,217,138,.14), transparent 60%),
    linear-gradient(180deg, #050912, var(--bg));
}
.login-shell{
  min-height:100vh;
  display:grid;
  place-items:center;
  padding:24px;
}
.login-card{
  width:min(440px, 100%);
  border:1px solid var(--stroke);
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border-radius:20px;
  padding:24px;
  box-shadow:0 28px 60px rgba(0,0,0,.35);
}
.login-brand{
  display:inline-block;
  font-size:11px;
  letter-spacing:.35px;
  text-transform:uppercase;
  color:var(--accent);
  border:1px solid rgba(91,193,255,.35);
  border-radius:999px;
  padding:6px 10px;
  margin-bottom:12px;
}
h1{
  margin:0 0 8px;
  font-size:28px;
}
p{
  margin:0;
  color:var(--muted);
  line-height:1.4;
}
.login-form{
  margin-top:18px;
  display:grid;
  gap:10px;
}
label{
  font-size:12px;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:.25px;
}
input{
  border:1px solid var(--stroke);
  background:rgba(255,255,255,.04);
  border-radius:12px;
  color:var(--text);
  padding:12px;
  outline:none;
  font-size:14px;
}
input:focus{
  border-color:rgba(91,193,255,.6);
  box-shadow:0 0 0 3px rgba(91,193,255,.18);
}
button{
  margin-top:8px;
  border:1px solid rgba(91,193,255,.55);
  background:linear-gradient(90deg, rgba(91,193,255,.26), rgba(57,217,138,.22));
  color:var(--text);
  border-radius:12px;
  padding:12px;
  font-weight:800;
  cursor:pointer;
}
button:disabled{opacity:.7;cursor:not-allowed}
.login-error{
  margin-top:12px;
  color:#ffd5dc;
  border:1px solid rgba(255,100,124,.45);
  background:rgba(255,100,124,.12);
  border-radius:10px;
  padding:10px 12px;
  font-size:13px;
}