:root{
  --bg:#0e1116; --surface:#161b22; --surface2:#1b222b; --border:#262d38;
  --text:#e6edf3; --muted:#8b949e; --accent:#3fd8c7; --accent-dim:#1f6e66;
  --warn:#e3a008; --danger:#e5534b; --ok:#3fb950;
  --mono:"SFMono-Regular",ui-monospace,"JetBrains Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,system-ui,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:14px;line-height:1.5}
h2,h3{margin:0;font-weight:600}
.mono{font-family:var(--mono);font-size:.86em}
.muted{color:var(--muted)}
.small{font-size:.85em}
.center{text-align:center}
.right{text-align:right}
.container{max-width:1100px;margin:0 auto;padding:0 20px}

/* topbar */
.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:14px 20px;border-bottom:1px solid var(--border);background:var(--surface);
  position:sticky;top:0;z-index:20}
.topbar-left{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.topbar-right{display:flex;align-items:center;gap:8px}
.brand-mark{color:var(--accent)}
.brand{font-weight:700;letter-spacing:.3px}
.endpoint{color:var(--muted);padding-left:12px;border-left:1px solid var(--border)}

/* panels */
main{padding:24px 0 80px}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:12px;
  padding:20px;margin-bottom:24px}
.panel-head{margin-bottom:16px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.panel-head h2{display:flex;align-items:center;gap:10px}
.head-note{margin:6px 0 0;color:var(--muted);font-size:.9em;width:100%}
.count{font-family:var(--mono);font-size:.7em;color:var(--accent);
  background:var(--accent-dim);padding:2px 8px;border-radius:20px;font-weight:600}

/* add rows */
.addrow{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.addrow input[type=text]{flex:1;min-width:220px}
.chk{display:flex;align-items:center;gap:6px;color:var(--muted);white-space:nowrap}

/* inputs */
input[type=text],input[type=password]{background:var(--bg);border:1px solid var(--border);
  color:var(--text);padding:9px 12px;border-radius:8px;font-size:14px;font-family:var(--sans)}
input[type=text]:focus,input[type=password]:focus{outline:none;border-color:var(--accent)}

/* buttons */
.btn{background:var(--surface2);color:var(--text);border:1px solid var(--border);
  padding:8px 14px;border-radius:8px;cursor:pointer;font-size:13px;font-family:var(--sans);
  text-decoration:none;display:inline-block;line-height:1.2}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:var(--accent);color:#04201d;border-color:var(--accent);font-weight:600}
.btn.primary:hover{filter:brightness(1.08)}
.btn.warn{background:var(--warn);color:#231a00;border-color:var(--warn);font-weight:600}
.btn.ghost{background:transparent}
.btn.danger{color:var(--danger);border-color:transparent;background:transparent;font-weight:700}
.btn.danger:hover{border-color:var(--danger)}
.btn.tiny{padding:4px 9px;font-size:12px}
.btn.full{width:100%;margin-top:8px}
form{margin:0}

/* table */
.grid{width:100%;border-collapse:collapse}
.grid th{text-align:left;color:var(--muted);font-weight:500;font-size:12px;
  text-transform:uppercase;letter-spacing:.5px;padding:8px 10px;border-bottom:1px solid var(--border)}
.grid td{padding:11px 10px;border-bottom:1px solid var(--border);vertical-align:middle}
.grid tr:last-child td{border-bottom:none}
.grid tr.disabled{opacity:.45}
.actions{display:flex;gap:6px;justify-content:flex-end;flex-wrap:wrap}
.actions form{display:inline}

/* chips + dots */
.chip{display:inline-block;background:var(--surface2);border:1px solid var(--border);
  color:var(--text);padding:2px 9px;border-radius:20px;font-size:12px;margin:2px 3px 2px 0}
.chip.admin{background:var(--accent-dim);border-color:var(--accent);color:var(--accent);font-weight:600}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;vertical-align:middle}
.dot.ok{background:var(--ok)} .dot.off{background:var(--muted)} .dot.idle{background:#3d4754}

/* toast */
.toast{display:none;position:fixed;bottom:24px;left:50%;transform:translateX(-50%);
  background:var(--surface2);border:1px solid var(--accent);color:var(--text);
  padding:11px 18px;border-radius:8px;font-size:13px;z-index:60;box-shadow:0 8px 24px rgba(0,0,0,.4)}

/* groups */
.groups{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.group-card{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:16px}
.group-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;gap:8px}
.group-head h3{display:flex;align-items:center;gap:8px;font-size:15px}
.member-list{display:flex;flex-direction:column;gap:2px;max-height:240px;overflow:auto;
  margin-bottom:12px;padding-right:4px}
.member{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;cursor:pointer}
.member:hover{background:var(--surface2)}
.member span:first-of-type{flex:1}

/* alerts */
.alert{padding:11px 16px;border-radius:8px;margin:16px auto;font-size:13px}
.alert.info{background:var(--accent-dim);color:#bdf5ed;border:1px solid var(--accent)}
.alert.error{background:#3a1c1a;color:#ffb3ad;border:1px solid var(--danger)}
.alert.warn-soft{background:#332701;color:#f2cd6b;border:1px solid var(--warn)}

/* login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;
  padding:32px;width:100%;max-width:360px;display:flex;flex-direction:column;gap:8px}
.login-card .brand{font-size:20px;margin-bottom:0}
.brand-sub{color:var(--muted);margin:0 0 14px;font-size:13px}
.login-card label{font-size:12px;color:var(--muted);margin-top:6px}

/* modal */
.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.7);align-items:center;
  justify-content:center;z-index:50;padding:20px}
.modal-inner{background:var(--surface);border:1px solid var(--border);border-radius:14px;
  padding:20px;max-width:340px;text-align:center}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;font-weight:600}
.modal-inner img{width:280px;height:280px;background:#fff;border-radius:8px;padding:8px}

@media(max-width:640px){
  .endpoint{padding-left:0;border-left:none;width:100%}
  .grid th:nth-child(4),.grid td:nth-child(4){display:none}
}