:root{
  --bg:#0b1020;
  --card:#101a35;
  --text:#e9edff;
  --muted:#9aa4c7;
  --line:rgba(255,255,255,.08);
  --accent:#6d8bff;
  --accent2:#23d5ab;
  --warn:#ffcc66;
  --bad:#ff6b6b;
  --ok:#66ffb3;
  --shadow: 0 18px 50px rgba(0,0,0,.35);
  --radius:18px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
}
*{box-sizing:border-box}
body{
  margin:0; font-family:var(--sans); color:var(--text);
  background: radial-gradient(1200px 800px at 20% 10%, rgba(109,139,255,.25), transparent 60%),
              radial-gradient(900px 600px at 80% 40%, rgba(35,213,171,.18), transparent 60%),
              radial-gradient(900px 600px at 40% 90%, rgba(255,204,102,.12), transparent 60%),
              var(--bg);
  min-height:100vh;
  padding:24px;
}
.wrap{max-width:1200px; margin:0 auto;}
.card{padding:18px;border:1px solid var(--line);background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));border-radius:var(--radius);box-shadow:var(--shadow)}
.input,.btn{width:100%;border-radius:14px;border:1px solid var(--line);background:rgba(16,26,53,.6);color:var(--text);padding:12px 12px;outline:none}
.btn{cursor:pointer;font-weight:800;background:linear-gradient(135deg, rgba(109,139,255,.85), rgba(35,213,171,.75));}
label{font-size:12px;color:var(--muted);display:block;margin:0 0 6px}
.error{color:var(--bad);font-size:13px;margin-top:10px}
a{color:var(--accent2)}