:root{
  --bg:#0f1720;
  --card:#0b1220;
  --muted:#9aa6b2;
  --accent:#4f9ef1;
  --accent-2:#7de3a6;
  --glass: rgba(255,255,255,0.03);
  --radius:14px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,Segoe UI,Helvetica,Arial,sans-serif;
  background: linear-gradient(180deg,#06121a 0%, #081825 60%);
  color:#e6eef6;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px;
}
.container{
  width:100%;
  max-width:1000px;
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border-radius:var(--radius);
  padding:18px;
  box-shadow: 0 10px 30px rgba(2,6,23,0.6), inset 0 1px 0 rgba(255,255,255,0.02);
  display:grid;
  grid-template-columns: 1fr 320px;
  gap:16px;
}
@media (max-width:900px){
  .container{grid-template-columns: 1fr; padding:14px}
  .side {order:2}
  .main {order:1}
}
header{display:flex;gap:12px;align-items:center;margin-bottom:6px}
.logo{width:48px;height:48px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:flex;align-items:center;justify-content:center;font-weight:700;color:#042032;font-size:18px;box-shadow: 0 6px 18px rgba(79,158,241,0.14);}
h1{font-size:18px;margin:0}
p.lead{margin:0;color:var(--muted);font-size:13px}
.card{background:var(--card);border-radius:12px;padding:12px;box-shadow: 0 6px 18px rgba(2,6,23,0.45);}
.main .card{display:flex;flex-direction:column;gap:12px;align-items:stretch}
.viewer{width:100%;background:var(--glass);border-radius:10px;padding:8px;display:flex;align-items:center;justify-content:center;min-height:240px}
.viewer img{width:100%;height:auto;max-height:70vh;border-radius:8px;object-fit:contain;background:#000}
.side .card{display:flex;flex-direction:column;gap:10px}
label{font-size:12px;color:var(--muted);display:block;margin-bottom:6px}
input[type=text], select{width:100%;padding:10px;border-radius:8px;border:1px solid rgba(255,255,255,0.03);background:transparent;color:inherit;outline:none;font-size:14px}
.row{display:flex;gap:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 12px;border-radius:10px;cursor:pointer;border:0;font-weight:600}
.btn-primary{background:var(--accent); color:#042032}
.btn-ghost{background:transparent; border:1px solid rgba(255,255,255,0.04); color:var(--muted)}
.stats{display:grid;grid-template-columns: repeat(2,1fr);gap:8px}
.stat{background:linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.02));padding:10px;border-radius:8px;text-align:center}
.stat .value{font-weight:700;font-size:16px}
.muted{color:var(--muted);font-size:13px}
footer{font-size:12px;color:var(--muted);margin-top:8px;text-align:center}
.small{font-size:12px;color:var(--muted)}
@media (max-width:480px){
  .btn{padding:12px}
  .logo{width:44px;height:44px}
}
.status{display:inline-block;padding:6px 10px;border-radius:999px;font-weight:600;font-size:13px}
.status.connected{background:rgba(125,227,166,0.14); color:var(--accent-2); border:1px solid rgba(125,227,166,0.12)}
.status.disconnected{background:rgba(255,255,255,0.02); color:var(--muted); border:1px solid rgba(255,255,255,0.02)}
.info-row{display:flex;gap:12px;flex-wrap:wrap;justify-content:space-between}
.info-item{color:var(--muted);font-size:13px}
.time-row{display:flex;gap:12px;justify-content:space-between;color:var(--muted);font-size:13px}
.log{margin:0;padding:8px;height:160px;overflow:auto;background:rgba(0,0,0,0.2);border-radius:8px;font-size:12px;color:var(--muted)}