:root{
  --bg:#0f1724;
  --card:#0b1220;
  --accent:#f97316;
  --muted:#94a3b8;
  --white:#e6eef8;
}
*{box-sizing:border-box}
body{
  margin:0;font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--white);
  display:flex;align-items:center;justify-content:center;min-height:100vh;padding:24px;
}
.wrap{width:100%;max-width:880px;}
.card{background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));padding:36px;border-radius:12px;box-shadow:0 10px 40px rgba(2,6,23,0.6);}
h1{margin:0;color:var(--accent);letter-spacing:0.3px}
.subtitle{margin:8px 0 20px;color:var(--muted)}
textarea{width:100%;min-height:140px;padding:14px;border-radius:8px;border:1px solid rgba(255,255,255,0.04);background:transparent;color:var(--white);resize:vertical;font-size:15px}
.btn-row{display:flex;justify-content:flex-end;margin-top:12px}
.btn{background:var(--accent);color:#041017;border:none;padding:10px 18px;border-radius:8px;font-weight:700;cursor:pointer}
.result{margin-top:18px;display:flex;flex-direction:column;gap:8px}
.pill{display:inline-block;padding:12px 18px;border-radius:999px;background:rgba(255,255,255,0.03);color:var(--white);font-weight:800}
.footer{margin-top:18px;color:var(--muted);font-size:13px}
code{background:rgba(255,255,255,0.02);padding:2px 6px;border-radius:4px;font-size:13px}