:root {
  --bg: #0e1116;
  --panel: #161b23;
  --panel2: #1d232d;
  --border: #2a323f;
  --text: #e6edf5;
  --muted: #94a3b8;
  --accent: #4f8cff;
  --accent2: #3b6fd4;
  --ok: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
  --chip: #212936;
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--accent); }

.hidden { display: none !important; }

header.top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
  flex-wrap: wrap;
}

header.top .brand { font-weight: 700; letter-spacing: .3px; }
header.top .brand small { color: var(--muted); font-weight: 400; margin-left: 6px; }
header.top .spacer { flex: 1; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--chip);
  border: 1px solid var(--border);
  font-size: 12.5px;
  color: var(--muted);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.dot.ok { background: var(--ok); }
.dot.bad { background: var(--danger); }
.dot.warn { background: var(--warn); }

nav.tabs {
  display: flex;
  gap: 4px;
  padding: 8px 12px 0;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}
nav.tabs button {
  background: transparent;
  border: 1px solid transparent;
  border-bottom: none;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 8px 8px 0 0;
  cursor: pointer;
  font-size: 14px;
  white-space: nowrap;
}
nav.tabs button.active {
  background: var(--bg);
  color: var(--text);
  border-color: var(--border);
  border-bottom: 1px solid var(--bg);
  margin-bottom: -1px;
}

main { padding: 16px; max-width: 1400px; margin: 0 auto; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
}
.card h2, .card h3 { margin: 0 0 12px; font-size: 16px; }
.card h3 { font-size: 14.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; }

.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input, select, textarea {
  width: 100%;
  background: var(--panel2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 9px 10px;
  font-size: 14px;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent2); outline-offset: 0; }
input[type=checkbox] { width: auto; }

button {
  background: var(--panel2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
  font-size: 14px;
  font-family: inherit;
}
button:hover { border-color: var(--accent); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
button.primary:hover { background: var(--accent2); }
button.danger { background: transparent; border-color: var(--danger); color: #ffb4b4; }
button.ghost { background: transparent; }
button.sm { padding: 4px 9px; font-size: 12.5px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); font-weight: 600; }
tbody tr:hover { background: rgba(255,255,255,.02); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  margin: 2px 4px 2px 0;
  background: var(--chip);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 12.5px;
  cursor: pointer;
}
.chip:hover { border-color: var(--accent); }
.chip.active { background: rgba(34,197,94,.15); border-color: var(--ok); color: #b6f5cd; cursor: default; }
.chip .ip { color: var(--muted); }
.chip.blocked { opacity: .6; cursor: not-allowed; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 6px; font-size: 12px; border: 1px solid var(--border); }
.badge.on { background: rgba(34,197,94,.15); border-color: var(--ok); color: #b6f5cd; }
.badge.off { background: rgba(148,163,184,.12); color: var(--muted); }
.badge.warn { background: rgba(245,158,11,.15); border-color: var(--warn); color: #ffd894; }
.badge.bad { background: rgba(239,68,68,.15); border-color: var(--danger); color: #ffb4b4; }

.notice {
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-bottom: 14px;
  border: 1px solid var(--border);
  background: var(--panel2);
  font-size: 13.5px;
}
.notice.warn { border-color: var(--warn); background: rgba(245,158,11,.09); }
.notice.bad { border-color: var(--danger); background: rgba(239,68,68,.09); }
.notice.ok { border-color: var(--ok); background: rgba(34,197,94,.09); }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-box { width: 100%; max-width: 380px; }

#toasts {
  position: fixed;
  right: 16px;
  bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 100;
  max-width: min(420px, 92vw);
}
.toast {
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel2);
  box-shadow: 0 6px 20px rgba(0,0,0,.4);
  font-size: 13.5px;
  animation: slidein .18s ease;
}
.toast.ok { border-color: var(--ok); }
.toast.err { border-color: var(--danger); }
.toast.warn { border-color: var(--warn); }
@keyframes slidein { from { transform: translateY(8px); opacity: 0; } to { transform: none; opacity: 1; } }

#safe-banner {
  position: sticky;
  top: 0;
  z-index: 30;
}
.safe-bar {
  background: rgba(245,158,11,.15);
  border-bottom: 1px solid var(--warn);
  padding: 12px 16px;
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.safe-bar .count { font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; }

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
pre.log {
  background: #0a0d12;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  overflow: auto;
  max-height: 260px;
  font-size: 12.5px;
}
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.mt { margin-top: 12px; }
.nowrap { white-space: nowrap; }

@media (max-width: 720px) {
  main { padding: 10px; }
  .card { padding: 12px; }
  th, td { padding: 8px 6px; font-size: 13.5px; }
  .hide-sm { display: none; }
}