:root{
  --bg:#0f1320; --card:#171b2b; --muted:#9aa3c7; --text:#e8ebff; --accent:#5b8cff; --accent2:#7a9dff;
  --good:#3cd278; --warn:#f7b955; --bad:#ff6b6b; --bar:#2a2f47;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font:14px system-ui,Segoe UI,Roboto,Inter,Arial;
  background:radial-gradient(1200px 800px at 70% -10%, #1a2040 0%, #0f1320 45%, #0b0e1b 100%);
  color:var(--text)
}
.container{max-width:980px;margin:0 auto;padding:20px}

/* header */
.topbar{display:flex;justify-content:space-between;align-items:center;margin:6px 0 14px}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:18px}
.brand .dot{width:10px;height:10px;border-radius:999px;background:linear-gradient(180deg,var(--accent),var(--accent2));box-shadow:0 0 10px #5b8cff66}

/* card */
.card{
  background:rgba(23,27,43,.9);
  border:1px solid #222842;
  border-radius:16px;
  box-shadow:0 10px 30px rgba(0,0,0,.25);
  padding:16px;
}
.row{display:flex;gap:12px;align-items:center;margin-top:12px}
.row.center{justify-content:center}
.btn{
  background:linear-gradient(180deg, var(--accent), var(--accent2));
  border:0; color:#fff; font-weight:700; padding:12px 18px; border-radius:12px; cursor:pointer;
  box-shadow:0 6px 20px #5b8cff33;
}
.btn.ghost{background:#0e1220;color:#cfd6ff;border:1px solid #2a2f47;box-shadow:none}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* status */
.status-pill{
  background:#0e1220;border:1px solid #222842;border-radius:999px;padding:6px 10px;color:var(--muted);font-size:12px;
}

/* gauge */
.gauge{position:relative;aspect-ratio:1/1;max-width:560px;margin:6px auto 0}
.gauge svg{display:block;width:100%;height:auto}
.speed-value{position:absolute;inset:auto 0 26% 0;text-align:center}
.speed-value .num{font-size:54px;font-weight:900;letter-spacing:.5px}
.speed-value .unit{font-size:14px;color:var(--muted)}
.scale-label{position:absolute;left:50%;transform:translateX(-50%);bottom:8px;font-size:12px;color:var(--muted)}

/* badges */
.badges{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:12px 0 4px}
.pill{display:inline-flex;align-items:center;gap:6px;background:#0e1220;border:1px solid #222842;border-radius:999px;padding:6px 10px;color:var(--muted);font-size:12px}
.pill svg{opacity:.9}

/* KPIs */
.kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:14px}
@media (min-width:640px){ .kpis{grid-template-columns:repeat(4,1fr)} }
.kpi{background:#0e1220;border:1px solid #222842;border-radius:14px;padding:14px 12px;text-align:center}
.kpi .label{font-size:12px;color:var(--muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}
.kpi .val{font-size:28px;font-weight:800}
.kpi .unit{font-size:12px;color:var(--muted);margin-left:4px}

footer{opacity:.6;margin-top:18px;font-size:12px;text-align:center}

/* Share area */
.share-wrap{
  display:flex; gap:8px; align-items:center; justify-content:center;
  margin-top:10px; flex-wrap:wrap;
}
.share-input{
  width:min(720px, 90vw);
  padding:10px 12px; border-radius:10px; border:1px solid #2a2f47;
  background:#0e1220; color:#e8ebff; font-size:12px;
}