:root{--bg:#07111d;--panel:#0a1724;--line:#1d3144;--text:#f4f7fb;--muted:#aab6c3;--green:#4be24a;--orange:#ff9e22;--purple:#9b5cff;--blue:#2098ff;--red:#ff3030}
*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
.topbar{position:absolute;left:0;right:0;top:0;height:58px;z-index:900;background:rgba(6,15,25,.97);border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;padding:0 18px;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.brand-title{font-size:22px;font-weight:900}.brand-title span{color:var(--green);font-size:14px}.pill{margin-left:28px;padding:6px 14px;border-radius:6px;font-weight:900}.live{background:rgba(75,226,74,.13);color:var(--green)}.top-mid{position:absolute;left:50%;transform:translateX(-50%);color:var(--muted)}.mqtt-head{margin-left:auto;font-weight:800;color:var(--green)}.mqtt-head i{display:inline-block;width:12px;height:12px;border-radius:50%;background:var(--green);margin-left:8px}.mqtt-head.off{color:var(--red)}.mqtt-head.off i{background:var(--red)}
.sidebar{position:absolute;left:0;top:58px;bottom:0;width:292px;z-index:850;background:linear-gradient(180deg,rgba(12,27,42,.98),rgba(5,13,22,.98));box-shadow:8px 0 24px rgba(0,0,0,.35);overflow:auto;padding-bottom:20px}.section-title{margin:18px 18px 12px;color:#b6c2d0;font-size:13px;font-weight:900;letter-spacing:.06em}.sidebar label{display:flex;align-items:center;gap:12px;margin:11px 18px;font-size:15px;font-weight:700;cursor:pointer}.sidebar input[type=checkbox]{width:18px;height:18px;accent-color:var(--blue)}.ico{width:18px;text-align:center}.named{color:#fff}.unnamed{color:#8895a3}.link{color:var(--red)}.time{color:var(--blue)}.gateway{color:var(--purple)}.router{color:var(--orange)}.client{color:var(--green)}.offline{color:#555}.divider{height:1px;background:rgba(255,255,255,.08);margin:18px 0}.search{margin:0 18px;width:calc(100% - 36px);background:#07111d;border:1px solid #24435d;border-radius:7px;color:#fff;padding:10px 12px;font-size:14px}.stat{display:flex;justify-content:space-between;margin:9px 18px;font-size:14px;color:#d7e0e9}.stat b{color:#fff}.rssi-bar{height:12px;margin:0 18px;border-radius:8px;background:linear-gradient(90deg,#37e34c,#d8ef31,#ffad22,#ff3030)}.rssi-scale{display:flex;justify-content:space-between;margin:8px 18px;color:var(--muted);font-size:12px}
#map{position:absolute;left:292px;right:0;top:58px;bottom:0;z-index:1}.info-card{position:absolute;left:314px;top:78px;width:245px;z-index:840;background:rgba(6,15,25,.92);border:1px solid rgba(255,255,255,.08);border-radius:10px;padding:13px 15px;box-shadow:0 10px 24px rgba(0,0,0,.35)}.info-title{font-size:13px;color:var(--muted);font-weight:900;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:7px}.big{font-weight:900;margin:10px 0;line-height:1.25}.grid{display:grid;grid-template-columns:1fr 1fr;gap:5px 12px;font-size:14px}.grid span{color:var(--muted)}.legend-box{position:absolute;right:14px;bottom:18px;z-index:840;background:rgba(6,15,25,.92);border:1px solid rgba(255,255,255,.08);border-radius:10px;padding:13px 15px;line-height:1.8;box-shadow:0 10px 24px rgba(0,0,0,.35)}.legend-title{font-size:13px;color:var(--muted);font-weight:900;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:7px}.dot{display:inline-block;width:13px;height:13px;border-radius:50%;margin-right:8px}.gw{background:var(--purple)}.rt{background:var(--orange)}.cl{background:var(--green)}.mini-note{font-size:12px;color:var(--muted);margin-top:6px}.map-actions{position:absolute;left:50%;bottom:16px;z-index:840;display:flex;gap:9px}.map-actions button{border:0;background:#fff;color:#111;border-radius:7px;padding:9px 13px;font-weight:900;cursor:pointer;box-shadow:0 5px 15px rgba(0,0,0,.25)}
.node-dot{width:18px;height:18px;border-radius:50%;border:3px solid #111;box-shadow:0 0 0 2px rgba(255,255,255,.75),0 0 14px rgba(0,0,0,.4)}.node-label{background:rgba(7,17,29,.90);border:1px solid rgba(255,255,255,.25);border-radius:7px;color:#fff;padding:3px 7px;font-size:12px;font-weight:900;white-space:nowrap;box-shadow:0 5px 12px rgba(0,0,0,.30)}.link-tag{background:rgba(245,248,252,.95);border:1px solid #111;color:#111;border-radius:7px;padding:4px 7px;font-size:12px;font-weight:900;white-space:nowrap;text-align:center;box-shadow:0 4px 10px rgba(0,0,0,.25)}.leaflet-tooltip{background:transparent!important;border:0!important;box-shadow:none!important}.pulse{animation:pulse 1s ease-out}@keyframes pulse{0%{filter:drop-shadow(0 0 0 rgba(255,255,255,0))}50%{filter:drop-shadow(0 0 8px rgba(255,255,255,.9))}100%{filter:drop-shadow(0 0 0 rgba(255,255,255,0))}}
@media(max-width:800px){.sidebar{width:230px}.sidebar label{font-size:13px}#map{left:230px}.brand-title{font-size:16px}.top-mid{display:none}.info-card{left:245px;width:210px}}