:root{
  --bg:#0b0e14; --panel:#121722; --panel2:#161c28; --line:#222c3d;
  --txt:#e8ecf3; --dim:#8a94a6; --brand:#4f7cff; --ok:#2ecc8f;
  --warn:#ffb547; --bad:#ff6b6b; --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--txt);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,sans-serif;font-size:15px}
a{color:var(--brand)}
button{font:inherit}
.hidden{display:none!important}

/* ---------- login ---------- */
.center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.loginbox{width:100%;max-width:400px;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px}
.brand{display:flex;align-items:center;gap:9px;justify-content:center;font-weight:700;font-size:17px;margin-bottom:6px}
.tag{text-align:center;color:var(--dim);font-size:13px;margin-bottom:22px}
label{display:block;font-size:13px;color:var(--dim);margin:14px 0 6px}
input,select,textarea{width:100%;padding:12px;background:var(--panel2);border:1px solid var(--line);
  border-radius:10px;color:var(--txt);font:inherit;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--brand)}
textarea{min-height:90px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}
.btn{width:100%;padding:12px;border:0;border-radius:10px;background:var(--brand);color:#fff;
  font-weight:600;cursor:pointer;margin-top:18px;transition:.15s}
.btn:hover{filter:brightness(1.1)}
.btn:disabled{background:#2a3140;color:#7b8494;cursor:not-allowed}
.btn.sm{width:auto;padding:7px 13px;margin:0;font-size:13px;border-radius:8px}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--txt)}
.btn.danger{background:var(--bad)}
.btn.ok{background:var(--ok);color:#06251a}
.err{background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.3);color:var(--bad);
  padding:10px 12px;border-radius:9px;font-size:13px;margin-top:14px}
.note{background:rgba(79,124,255,.08);border:1px solid rgba(79,124,255,.25);color:#a9c0ff;
  padding:11px 13px;border-radius:9px;font-size:13px;margin-top:14px;line-height:1.5}

/* ---------- shell ---------- */
.shell{display:flex;min-height:100vh}
aside{width:216px;flex:none;background:var(--panel);border-right:1px solid var(--line);
  padding:18px 12px;display:flex;flex-direction:column;gap:3px;position:sticky;top:0;height:100vh;overflow:auto}
aside .brand{justify-content:flex-start;margin:4px 6px 18px}
nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:9px;color:var(--dim);
  text-decoration:none;font-size:14px;cursor:pointer}
nav a:hover{background:var(--panel2);color:var(--txt)}
nav a.on{background:rgba(79,124,255,.13);color:#fff}
nav a .badge{margin-left:auto;background:var(--bad);color:#fff;border-radius:999px;
  padding:1px 7px;font-size:11px;font-weight:700}
.spacer{flex:1}
main{flex:1;padding:24px 26px;max-width:1200px}
h1{font-size:22px;margin:0 0 4px}
.sub{color:var(--dim);font-size:13px;margin:0 0 22px}

/* ---------- cards ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(185px,1fr));gap:13px;margin-bottom:24px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.card .k{color:var(--dim);font-size:12px;text-transform:uppercase;letter-spacing:.05em}
.card .v{font-size:25px;font-weight:700;margin-top:7px}
.card .v.small{font-size:19px}
.card.alert{border-color:rgba(255,181,71,.4);background:rgba(255,181,71,.06)}
.card.bad{border-color:rgba(255,107,107,.4);background:rgba(255,107,107,.06)}

.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;margin-bottom:18px}
.panel h2{font-size:15px;margin:0 0 4px}
.panel .ph{color:var(--dim);font-size:12.5px;margin:0 0 15px}

/* ---------- table ---------- */
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{text-align:left;color:var(--dim);font-weight:600;font-size:11.5px;text-transform:uppercase;
  letter-spacing:.05em;padding:9px 10px;border-bottom:1px solid var(--line)}
td{padding:11px 10px;border-bottom:1px solid rgba(255,255,255,.045);vertical-align:middle}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:rgba(255,255,255,.02)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}
.trunc{max-width:270px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pill{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:600}
.pill.ok{background:rgba(46,204,143,.15);color:var(--ok)}
.pill.warn{background:rgba(255,181,71,.15);color:var(--warn)}
.pill.bad{background:rgba(255,107,107,.15);color:var(--bad)}
.pill.dim{background:rgba(255,255,255,.07);color:var(--dim)}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}

/* ---------- config ---------- */
.tabs{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:18px}
.tab{padding:8px 14px;border-radius:9px;background:var(--panel);border:1px solid var(--line);
  color:var(--dim);cursor:pointer;font-size:13.5px}
.tab.on{background:rgba(79,124,255,.14);color:#fff;border-color:rgba(79,124,255,.4)}
.cfg{display:flex;flex-direction:column;gap:0}
.cfgrow{display:grid;grid-template-columns:1fr 320px;gap:18px;align-items:start;
  padding:14px 0;border-bottom:1px solid rgba(255,255,255,.05)}
.cfgrow:last-child{border-bottom:0}
.cfgrow .kk{font-weight:600;font-size:13.5px;word-break:break-word}
.cfgrow .dd{color:var(--dim);font-size:12.5px;margin-top:3px;line-height:1.45}
.cfgrow input,.cfgrow select,.cfgrow textarea{padding:9px 11px;font-size:13.5px}
.dirty{color:var(--warn);font-size:11.5px;margin-top:5px}
.savebar{position:sticky;bottom:0;background:linear-gradient(transparent,var(--bg) 30%);
  padding:16px 0 4px;display:flex;gap:10px;align-items:center}
.switch{display:flex;align-items:center;gap:9px}
.switch input{width:auto}

/* ---------- chart ---------- */
.chart{display:flex;align-items:flex-end;gap:5px;height:130px;padding-top:10px}
.bar{flex:1;background:linear-gradient(180deg,var(--brand),#2b4bb0);border-radius:4px 4px 0 0;
  min-height:2px;position:relative}
.bar:hover::after{content:attr(data-t);position:absolute;bottom:100%;left:50%;transform:translateX(-50%);
  background:#000;color:#fff;font-size:11px;padding:4px 7px;border-radius:6px;white-space:nowrap;margin-bottom:5px}
.chartx{display:flex;gap:5px;margin-top:7px}
.chartx span{flex:1;text-align:center;color:var(--dim);font-size:10px}

.toast{position:fixed;bottom:22px;right:22px;background:var(--panel);border:1px solid var(--line);
  border-left:3px solid var(--ok);padding:13px 17px;border-radius:10px;font-size:13.5px;
  box-shadow:0 8px 30px rgba(0,0,0,.5);z-index:99;animation:sl .25s}
.toast.bad{border-left-color:var(--bad)}
@keyframes sl{from{transform:translateY(12px);opacity:0}}
.empty{text-align:center;color:var(--dim);padding:34px;font-size:13.5px}
.searchbar{display:flex;gap:9px;margin-bottom:14px}
.searchbar input{flex:1}
.searchbar select{width:auto;min-width:135px}
code.k{background:var(--panel2);padding:2px 6px;border-radius:5px;font-size:12px}

@media(max-width:860px){
  .shell{flex-direction:column}
  aside{width:100%;height:auto;position:static;flex-direction:row;overflow-x:auto;padding:10px}
  aside .brand,.spacer{display:none}
  nav{display:flex;gap:5px}
  nav a{white-space:nowrap;padding:9px 12px}
  main{padding:16px}
  .cfgrow{grid-template-columns:1fr;gap:9px}
  .trunc{max-width:150px}
}