:root{
  --bg:#0b1220;
  --panel:#151e2f;
  --muted:#9fb0d0;
  --accent:#68d391;
  --danger:#f56565;
  --text:#e6eefc;
  --bar:#2a3856;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,sans-serif;line-height:1.4}

.site-header,.site-footer{padding:1rem 1.25rem;text-align:center}
.site-header h1{margin:.25rem 0 0}
.subtitle{color:var(--muted);margin:.25rem 0 0}

.container{max-width:1100px;margin:0 auto;padding:1rem;display:grid;gap:1rem}
.panel{background:var(--panel);border-radius:14px;padding:1rem;box-shadow:0 4px 20px rgba(0,0,0,.25)}

.grid.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem}
@media (max-width:780px){
  .grid.two{grid-template-columns:1fr}
}

label{display:flex;flex-direction:column;font-size:.95rem;gap:.45rem}
input,select{background:#0f1725;border:1px solid var(--bar);color:var(--text);border-radius:10px;padding:.65rem .75rem;outline:none}
input:focus,select:focus{border-color:#5ea1ff}

.actions{display:flex;gap:.6rem;margin-top:.75rem;flex-wrap:wrap}
.btn{background:#0f1725;border:1px solid var(--bar);color:var(--text);padding:.6rem .9rem;border-radius:10px;cursor:pointer}
.btn.primary{border-color:var(--accent);box-shadow:0 0 0 2px rgba(104,211,145,.15) inset}
.btn.danger{border-color:var(--danger);box-shadow:0 0 0 2px rgba(245,101,101,.15) inset}
.btn:hover{transform:translateY(-1px)}

.telemetry-block{background:#0f1725;border:1px solid var(--bar);border-radius:12px;padding:.75rem}
.label{font-size:.85rem;color:var(--muted)}
.value{font-size:1.1rem;margin-top:.4rem}

.meter{height:12px;background:var(--bar);border-radius:999px;overflow:hidden;margin-top:.3rem}
.meter-bar{height:100%;background:linear-gradient(90deg,#5ea1ff,#68d391)}

.outcome{background:#0f1725;border:1px dashed var(--bar);border-radius:12px;padding:1rem;color:var(--muted)}

.viz{display:flex;align-items:center;justify-content:center;background:#0f1725;border:1px solid var(--bar);border-radius:12px;min-height:220px;overflow:hidden}

.site-footer{color:var(--muted)}