:root{
  --bg-1: #fff7f0;
  --bg-2: #fff3e6;
  --card: #fff;
  --accent: #f97316; /* orange */
  --muted:#7a6b66;
  --radius:14px;
  font-size:16px;
}
*{box-sizing:border-box}
body{
  font-family:Inter, Arial, sans-serif;
  margin:0;
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2));
  color:#2b2b2b;
  padding:28px;
}
.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.brand{font-weight:700;font-size:20px}
.nav .pill{background:transparent;border:0;padding:8px 14px;border-radius:24px;margin-left:8px;cursor:pointer}
.nav a.pill{display:inline-block;color:inherit;text-decoration:none}
.nav .pill.active{background:var(--accent);color:#fff}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border-radius:var(--radius);padding:18px;box-shadow:0 2px 0 rgba(0,0,0,0.04);min-height:110px}
.card h3{margin:0 0 12px 0;font-size:16px}

.status-row{display:flex;gap:8px;margin-bottom:12px}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;font-weight:600;font-size:13px}
.badge.connected{background:#e9f8ef;color:#0a7027}
.badge.simulated{background:#fff5eb;color:#b15b17;border:1px solid rgba(177,91,23,0.08)}

.info .kv{display:flex;justify-content:space-between;padding:8px 0;border-top:1px solid #fbefe8}
.info .kv span{color:var(--muted);font-size:13px}

.sensors-list{list-style:none;padding:0;margin:0}
.sensors-list li{padding:0;border-radius:8px;background:linear-gradient(180deg,#fff,#fff8f5);margin-bottom:8px;overflow:hidden}
.sensor-details summary{display:flex;justify-content:space-between;align-items:center;padding:10px;cursor:pointer;list-style:none}
.sensor-details summary::-webkit-details-marker{display:none}
.sensor-details summary::marker{display:none}
.sensor-channels{border-top:1px solid #f3e7e0;padding:6px 10px;background:#fff}
.channel-row{display:flex;justify-content:space-between;align-items:center;padding:4px 0;font-size:13px;color:var(--muted)}
.channel-row strong{color:#2b2b2b}

.targets label{display:block;margin-bottom:10px;font-size:13px;color:var(--muted)}
.targets input,.targets select{width:100%;padding:8px;border-radius:8px;border:1px solid #f0e6e0;margin-top:6px}
.btn-primary{background:var(--accent);color:#fff;border:0;padding:10px 14px;border-radius:8px;width:100%;cursor:pointer;margin-top:6px}
.btn-ghost{background:#fff;border:1px solid #f0e0d9;padding:8px;border-radius:8px;margin-top:10px;cursor:pointer}
.btn-outline{background:transparent;border:0;padding:8px 12px;border-radius:8px;color:var(--accent);cursor:pointer;margin-top:8px}

.kv{display:flex;justify-content:space-between;padding:8px 0;border-top:1px solid #fbefe8}
.muted{color:var(--muted)}

.history-list{list-style:disc;margin:0;padding-left:18px;max-height:140px;overflow:auto}

.trends-card,.manual-card{display:flex;flex-direction:column;justify-content:space-between}

@media (max-width:1100px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:700px){.grid{grid-template-columns:1fr}.topbar{flex-direction:column;align-items:flex-start}.nav{margin-top:10px}}