:root {
  --bg: #0e1117;
  --panel: #161b25;
  --panel-2: #1d2330;
  --line: #262d3b;
  --ink: #e6e9f0;
  --ink-soft: #8b93a7;
  --blue: #3b82f6;
  --green: #22c55e;
  --amber: #f59e0b;
  --violet: #8b5cf6;
  --err: #f87171;
}

* { box-sizing: border-box; }
html, body { margin: 0; }

body.dash {
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}
.mono { font-family: "Cascadia Mono", Consolas, "SF Mono", Menlo, monospace; }

/* ---- header ---- */
.dash-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--violet), var(--blue));
  color: #fff; font-weight: 800;
}
.brand-name { display: block; font-weight: 700; font-size: 16px; }
.brand-sub { display: block; font-size: 12px; color: var(--ink-soft); }
.header-right { display: flex; align-items: center; gap: 16px; }
.updated { font-size: 12px; color: var(--ink-soft); }
.conn {
  display: flex; align-items: center; gap: 7px;
  font-size: 13px; font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--line);
}
.conn-dot { width: 8px; height: 8px; border-radius: 50%; background: #6b7280; }
.conn[data-state="ok"] .conn-dot { background: var(--green); box-shadow: 0 0 8px var(--green); }
.conn[data-state="warn"] .conn-dot { background: var(--amber); }
.conn[data-state="err"] .conn-dot { background: var(--err); }

/* ---- main ---- */
.dash-main { max-width: 1180px; margin: 0 auto; padding: 26px 24px 60px; }

/* ---- stat cards ---- */
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 22px;
}
.stat-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  display: flex; flex-direction: column; gap: 8px;
  position: relative; overflow: hidden;
}
.stat-card::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
}
.stat-card.accent-blue::before { background: var(--blue); }
.stat-card.accent-green::before { background: var(--green); }
.stat-card.accent-amber::before { background: var(--amber); }
.stat-card.accent-violet::before { background: var(--violet); }
.stat-label {
  font-size: 12.5px; color: var(--ink-soft);
  text-transform: uppercase; letter-spacing: .05em;
}
.stat-value {
  font-size: 34px; font-weight: 800; letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}

/* ---- grid ---- */
.dash-grid { display: grid; grid-template-columns: 320px 1fr; gap: 16px; }
.dash-col { display: flex; flex-direction: column; gap: 16px; }
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
}
.panel-title {
  margin: 0 0 14px;
  font-size: 14px; color: var(--ink-soft);
  text-transform: uppercase; letter-spacing: .05em;
}

/* ---- metric list ---- */
.metric-list { margin: 0; display: flex; flex-direction: column; }
.metric-list > div {
  display: flex; justify-content: space-between; align-items: center;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
}
.metric-list > div:last-child { border-bottom: 0; }
.metric-list dt { color: var(--ink-soft); font-size: 13.5px; }
.metric-list dd {
  margin: 0; font-weight: 700; font-size: 15px;
  font-variant-numeric: tabular-nums;
}

/* ---- task table ---- */
.task-table { width: 100%; border-collapse: collapse; }
.task-table th {
  text-align: left;
  font-size: 11.5px; text-transform: uppercase; letter-spacing: .05em;
  color: var(--ink-soft);
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
}
.task-table td {
  padding: 10px;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
  vertical-align: top;
}
.task-table tr:last-child td { border-bottom: 0; }
.task-table .empty td { text-align: center; color: var(--ink-soft); padding: 24px; }
.badge {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  padding: 3px 9px; border-radius: 999px;
}
.badge-ok { background: rgba(34, 197, 94, .15); color: var(--green); }
.badge-err { background: rgba(248, 113, 113, .15); color: var(--err); }
.badge-pending { background: rgba(245, 158, 11, .15); color: var(--amber); }
.note { display: block; margin-top: 3px; font-size: 11.5px; color: var(--ink-soft); }

/* ---- server connection settings ---- */
.dash-settings {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 18px;
  margin-bottom: 18px;
}
.ds-label {
  font-size: 12px; font-weight: 700;
  color: var(--ink-soft);
  text-transform: uppercase; letter-spacing: .06em;
}
.dash-settings input {
  flex: 1;
  min-width: 220px;
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--ink);
  font-size: 13.5px;
}
.dash-settings input:focus { outline: none; border-color: var(--blue); }
.ds-btn {
  padding: 9px 14px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--ink);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
}
.ds-btn:hover { border-color: var(--blue); }
.ds-current { font-size: 12px; color: var(--ink-soft); }
.ds-current code { color: var(--ink); }

@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .dash-grid { grid-template-columns: 1fr; }
}