:root{
  --bg:#0d1117; --card:#161b22; --card2:#1c232d; --line:#2a3441;
  --tx:#e6edf3; --muted:#8b98a5; --accent:#3b82f6;
  --green:#3fb950; --yellow:#d29922; --red:#f85149; --net:#58a6ff;
  --cpu:#bc8cff; --mem:#3fb950; --disk:#f0883e; --xray:#39c5cf; --sys:#8b98a5;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--tx);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:15px;-webkit-font-smoothing:antialiased}
#app{max-width:640px;margin:0 auto;padding:12px 12px 40px}

header#top{display:flex;align-items:center;justify-content:space-between;
  padding:6px 4px 14px;gap:10px}
.host-name{font-size:19px;font-weight:700;letter-spacing:.2px}
.host-sub{font-size:12px;color:var(--muted);margin-top:2px}
.status-pill{font-size:13px;font-weight:600;padding:6px 12px;border-radius:999px;
  background:rgba(63,185,80,.14);color:var(--green);white-space:nowrap}
.status-pill.bad{background:rgba(248,81,73,.15);color:var(--red)}
.status-pill.warn{background:rgba(210,153,34,.15);color:var(--yellow)}

.alerts{background:rgba(248,81,73,.1);border:1px solid rgba(248,81,73,.35);
  border-radius:12px;padding:10px 12px;margin-bottom:12px;font-size:13px;line-height:1.5}
.alerts .a{color:var(--red)}
.hidden{display:none}

.card{background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:14px;margin-bottom:12px;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent)}
.accent-net::before{background:var(--net)} .accent-cpu::before{background:var(--cpu)}
.accent-mem::before{background:var(--mem)} .accent-disk::before{background:var(--disk)}
.accent-xray::before{background:var(--xray)} .accent-sys::before{background:var(--sys)}
.accent-tun::before{background:#e879f9}
.accent-h2::before{background:#f0883e}
.accent-block::before{background:#f85149}
.card-h{display:flex;align-items:center;justify-content:space-between;
  font-weight:600;font-size:15px;margin-bottom:12px}
.chip{font-size:11px;color:var(--muted);background:var(--card2);
  padding:4px 9px;border-radius:999px;font-weight:600;max-width:60%;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chip.small{font-size:10px}
.chip.ok{color:var(--green)} .chip.bad{color:var(--red)}

/* network */
.net-live{display:flex;gap:10px;margin-bottom:8px}
.net-num{flex:1;background:var(--card2);border-radius:12px;padding:10px 12px}
.net-num .lbl{font-size:12px;color:var(--muted);display:block}
.net-num .big{font-size:20px;font-weight:700}
.net-num.down .big{color:var(--net)} .net-num.up .big{color:var(--disk)}
#netchart{width:100%;height:90px;display:block;margin:4px 0 8px}
.slaves{display:flex;flex-direction:column;gap:8px;margin-bottom:8px}
.chan{background:var(--card2);border-radius:10px;padding:9px 11px}
.chan.off{opacity:.6;border:1px solid rgba(248,81,73,.35)}
.chan-h{display:flex;align-items:center;gap:8px;font-size:13px}
.chan-h .nm{font-weight:700}
.chan-h .cif{font-size:11px;color:var(--muted)}
.chan-h .sp{margin-left:auto;font-size:11px;color:var(--muted)}
.chan-r{display:flex;align-items:center;gap:12px;margin-top:5px;font-size:14px;font-weight:700}
.chan-r .dn{color:var(--net)} .chan-r .upr{color:var(--disk)}
.chan-r .ut{margin-left:auto;font-size:12px;color:var(--muted)}
.chan-r .ut.warn{color:var(--yellow)} .chan-r .ut.bad{color:var(--red)}
.chan .minibar{height:5px;background:#21262d;border-radius:999px;overflow:hidden;margin-top:6px}
.chan .minibar>div{height:100%;background:linear-gradient(90deg,var(--net),var(--yellow));transition:width .5s}
.slave{flex:1;min-width:130px;background:var(--card2);border-radius:10px;
  padding:8px 10px;font-size:12px;display:flex;align-items:center;gap:8px}
.dot{width:9px;height:9px;border-radius:50%;flex:none}
.dot.up{background:var(--green);box-shadow:0 0 6px var(--green)}
.dot.down{background:var(--red)}
.slave .nm{font-weight:600} .slave .sp{color:var(--muted);margin-left:auto}

/* cpu */
.cpu-top{display:flex;gap:14px;align-items:center;margin-bottom:12px}
.gauge{position:relative;width:140px;height:140px;flex:none}
#cpugauge{display:block;width:140px;height:140px}
.gauge-val{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:26px;font-weight:700}
.cpu-stats{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:8px 10px}
.stat{background:var(--card2);border-radius:10px;padding:8px 10px}
.stat .v{font-size:16px;font-weight:700} .stat .k{font-size:11px;color:var(--muted)}
.cores-label{font-size:12px;color:var(--muted);margin-bottom:6px}
.cores{display:grid;grid-template-columns:repeat(32,1fr);gap:2px}
.core{width:100%;aspect-ratio:1;border-radius:2px;background:#21262d}

/* bars */
.bar{height:12px;background:var(--card2);border-radius:999px;overflow:hidden;margin-bottom:12px}
.bar-fill{height:100%;width:0;background:linear-gradient(90deg,var(--green),var(--yellow));
  border-radius:999px;transition:width .5s}

/* key-values */
.kv-row{display:flex;flex-wrap:wrap;gap:8px}
.kv-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.kv{background:var(--card2);border-radius:10px;padding:8px 10px;flex:1;min-width:90px}
.kv .k{font-size:11px;color:var(--muted)} .kv .v{font-size:15px;font-weight:700;margin-top:1px}
.kv .v.ok{color:var(--green)} .kv .v.bad{color:var(--red)} .kv .v.warn{color:var(--yellow)}

/* disks */
.disk{background:var(--card2);border-radius:12px;padding:10px 12px;margin-bottom:8px}
.disk-h{display:flex;justify-content:space-between;font-size:13px;font-weight:600;margin-bottom:6px}
.disk-h .t{color:var(--muted);font-weight:500}
.minibar{height:6px;background:#21262d;border-radius:999px;overflow:hidden;margin-top:6px}
.minibar>div{height:100%;background:var(--disk)}

/* block monitor */
.blkprobe{background:var(--card2);border-radius:12px;padding:10px 12px;margin-bottom:8px}
.blkprobe .ph{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;margin-bottom:8px}
.blkprobe .ph .hh{font-size:11px;color:var(--muted);font-weight:500}
.blkprobe .ph .off{margin-left:auto;color:var(--red);font-size:12px;font-weight:600}
.blkgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}
.blkt{background:#21262d;border-radius:8px;padding:7px 9px;display:flex;align-items:center;gap:8px}
.blkt .tp{font-size:12px;font-weight:600}
.blkt .pc{margin-left:auto;font-size:13px;font-weight:800}
.blkt .pc.ok{color:var(--green)} .blkt .pc.warn{color:var(--yellow)} .blkt .pc.bad{color:var(--red)}
.blkbar{height:4px;border-radius:999px;background:#161b22;overflow:hidden;margin-top:5px;grid-column:1/-1}
@media(max-width:460px){.blkgrid{grid-template-columns:1fr}}

/* h2 / reserve exits */
.grphdr{display:flex;align-items:baseline;gap:8px;margin:14px 0 4px;padding-top:6px;border-top:1px solid var(--line)}
.grphdr:first-child{border-top:none;margin-top:2px;padding-top:0}
.grphdr .gl{font-weight:700;font-size:15px}
.grphdr .gm{margin-left:auto;font-size:12px;color:var(--muted)}
.grpdom{font-size:11px;color:var(--muted);margin-bottom:8px}
.h2row{background:var(--card2);border-radius:12px;padding:10px 12px;margin-bottom:8px}
.h2row.off{opacity:.7;border:1px solid rgba(248,81,73,.35)}
.h2top{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.h2top .ip{font-weight:700;font-size:14px}
.h2top .hn{font-size:11px;color:var(--muted)}
.h2top .r{margin-left:auto;font-size:11px;color:var(--muted)}
.h2grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.h2m{background:#21262d;border-radius:8px;padding:6px 8px}
.h2m .k{font-size:10px;color:var(--muted)}
.h2m .v{font-size:14px;font-weight:700}
.h2m .v.ok{color:var(--green)} .h2m .v.warn{color:var(--yellow)} .h2m .v.bad{color:var(--red)}
.h2off{color:var(--red);font-weight:600;font-size:13px}
.h2net{margin-top:8px}
.h2net .lbl{font-size:11px;color:var(--muted)}
.h2spark{width:100%;height:38px;display:block;margin-top:4px}
@media (max-width:460px){ .h2grid{grid-template-columns:repeat(2,1fr)} }

/* tunnels */
.tun{background:var(--card2);border-radius:12px;padding:10px 12px;margin-bottom:8px;position:relative;overflow:hidden}
.tun-h{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.tun-h .nm{font-weight:700;font-size:15px}
.tun-h .port{font-size:11px;color:var(--muted)}
.tun-h .conns{margin-left:auto;font-size:12px;font-weight:600;background:rgba(232,121,249,.15);
  color:#e879f9;padding:3px 9px;border-radius:999px}
.tun-h .conns.idle{background:#21262d;color:var(--muted)}
.tun-nums{display:flex;gap:10px;margin-bottom:6px}
.tun-nums .n{flex:1}
.tun-nums .n .k{font-size:11px;color:var(--muted)}
.tun-nums .n .v{font-size:16px;font-weight:700}
.tun-nums .n.dl .v{color:#e879f9}
.tun-spark{width:100%;height:34px;display:block}
.tun-tot{font-size:11px;color:var(--muted);margin-top:4px}

footer#foot{text-align:center;color:var(--muted);font-size:11px;padding:14px 0 4px}

@media (max-width:400px){
  .cores{grid-template-columns:repeat(24,1fr)}
  .cpu-stats{grid-template-columns:1fr 1fr}
}