:root {
  color-scheme: dark;
  --bg: #0b0f14;
  --panel: #141b24;
  --panel-2: #1b2430;
  --border: #263241;
  --text: #e6edf3;
  --muted: #8b98a7;
  --accent: #3b82f6;
  --accent-2: #2563eb;
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg); color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 14px; line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.boot { display: grid; place-items: center; height: 100vh; color: var(--muted); }

/* layout */
.topbar {
  display: flex; align-items: center; gap: 18px;
  padding: 0 20px; height: 56px;
  background: var(--panel); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; letter-spacing: .3px; }
.brand span { color: var(--accent); }
.nav { display: flex; gap: 4px; flex: 1; }
.nav button {
  background: none; border: none; color: var(--muted); cursor: pointer;
  padding: 8px 12px; border-radius: 8px; font-size: 14px;
}
.nav button.active, .nav button:hover { color: var(--text); background: var(--panel-2); }
.who { color: var(--muted); font-size: 13px; }
.container { max-width: 1100px; margin: 0 auto; padding: 22px 20px 60px; }

/* stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 12px; margin-bottom: 22px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.stat .n { font-size: 26px; font-weight: 700; }
.stat .l { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }

/* cards & tables */
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 18px; }
.card h2 { margin: 0 0 14px; font-size: 16px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--panel-2); }
.empty { color: var(--muted); padding: 24px; text-align: center; }

/* badges */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.green { background: rgba(34,197,94,.15); color: var(--green); }
.badge.amber { background: rgba(245,158,11,.15); color: var(--amber); }
.badge.red { background: rgba(239,68,68,.15); color: var(--red); }
.badge.gray { background: rgba(139,152,167,.15); color: var(--muted); }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot.green { background: var(--green); } .dot.gray { background: var(--muted); }

/* forms & buttons */
label { display: block; font-size: 13px; color: var(--muted); margin: 10px 0 4px; }
input, select, textarea {
  width: 100%; background: var(--panel-2); border: 1px solid var(--border);
  color: var(--text); border-radius: 8px; padding: 9px 11px; font: inherit;
}
textarea { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; min-height: 120px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
button.btn {
  background: var(--accent-2); color: #fff; border: none; cursor: pointer;
  padding: 9px 16px; border-radius: 8px; font: inherit; font-weight: 600;
}
button.btn:hover { background: var(--accent); }
button.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
button.btn.ghost:hover { background: var(--panel-2); }
button.btn.danger { background: var(--red); }
button.btn.sm { padding: 6px 11px; font-size: 13px; }
button:disabled { opacity: .5; cursor: not-allowed; }

/* login */
.login-wrap { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.login-card { width: 100%; max-width: 360px; }

/* modal */
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center; z-index: 50; padding: 20px; }
.modal { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 22px; width: 100%; max-width: 480px; max-height: 88vh; overflow: auto; }
.modal h3 { margin: 0 0 14px; }
.modal .qr { text-align: center; margin: 14px 0; }
.modal .qr img { width: 220px; height: 220px; background: #fff; border-radius: 8px; padding: 8px; }
.keybox { font-family: ui-monospace, monospace; font-size: 18px; letter-spacing: 1px; background: var(--panel-2); border: 1px dashed var(--accent); border-radius: 8px; padding: 12px; text-align: center; }
.warn { color: var(--amber); font-size: 13px; }

/* toast */
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 10px 16px; z-index: 100; max-width: 90vw; }
.toast.err { border-color: var(--red); color: #fecaca; }
.toast.ok { border-color: var(--green); color: #bbf7d0; }

.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 14px; }
.kv .k { color: var(--muted); }
.muted { color: var(--muted); }
code.inline { background: var(--panel-2); padding: 1px 6px; border-radius: 4px; font-size: 13px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; } .kv { grid-template-columns: 110px 1fr; } }