:root {
  --bg: #0b0d12;
  --bg-2: #11141b;
  --panel: #151923;
  --line: #1f2532;
  --line-2: #2a3142;
  --text: #e6e9ef;
  --muted: #8d97ab;
  --accent: #60a5fa;
  --accent-2: #34d399;
  --warn: #fbbf24;
  --danger: #f87171;
  --pill: #1d2330;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0; background: var(--bg); color: var(--text);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code { font-family: ui-monospace, "JetBrains Mono", "Fira Mono", Menlo, monospace;
       font-size: 12px; background: var(--bg-2); padding: 1px 5px; border-radius: 3px; }

/* topbar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #0d1018, #0b0d12);
  position: sticky; top: 0; z-index: 10;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand .logo {
  width: 28px; height: 28px; border-radius: 7px;
  background: radial-gradient(circle at 30% 50%, var(--accent-2), transparent 50%),
              radial-gradient(circle at 70% 50%, var(--accent), transparent 50%),
              #0b0d12;
  border: 1px solid var(--line-2);
}
.brand .title { font-weight: 700; font-size: 16px; letter-spacing: 0.2px; }
.brand .sub { font-size: 11px; color: var(--muted); }

.meta { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; }
.meta .dot { opacity: 0.5; }
.meta #refreshBtn {
  background: var(--pill); color: var(--text); border: 1px solid var(--line-2);
  padding: 5px 11px; border-radius: 6px; cursor: pointer; font-size: 12px;
}
.meta #refreshBtn:hover { background: var(--line-2); }

/* tabs */
.tabs {
  display: flex; gap: 4px; padding: 8px 20px 0;
  background: var(--bg); border-bottom: 1px solid var(--line);
}
.tab {
  background: transparent; border: 0; padding: 10px 14px; color: var(--muted);
  cursor: pointer; font-size: 13px; border-radius: 6px 6px 0 0;
  border-bottom: 2px solid transparent;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }

main { padding: 20px; max-width: 1480px; margin: 0 auto; }
.panel { display: none; }
.panel.active { display: block; animation: fade .14s ease-out; }
@keyframes fade { from { opacity: 0; transform: translateY(2px); } to { opacity: 1; transform: none; } }

/* KPIs */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: 9px; padding: 14px 16px; }
.kpi .v { font-size: 26px; font-weight: 700; letter-spacing: 0.3px; }
.kpi .l { font-size: 11px; text-transform: uppercase; color: var(--muted); letter-spacing: 0.8px; }
.kpi.accent .v { color: var(--accent); }
.kpi.alive .v { color: var(--accent-2); }
.kpi.dead .v { color: var(--danger); }
.kpi.warn .v { color: var(--warn); }

/* cards & charts */
.grid.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 14px; }
@media (max-width: 920px) { .grid.two { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 9px; padding: 14px 16px; }
.card h3 { margin: 0 0 12px; font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.8px; }
.bars { display: flex; flex-direction: column; gap: 6px; }
.bar { display: grid; grid-template-columns: 130px 1fr 40px; align-items: center; gap: 10px; font-size: 12px; }
.bar .lbl { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar .track { height: 10px; background: var(--bg-2); border-radius: 6px; overflow: hidden; }
.bar .fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.bar .n { text-align: right; color: var(--text); font-variant-numeric: tabular-nums; }

#specList { display: flex; flex-direction: column; gap: 8px; }
.specRow { display: flex; justify-content: space-between; gap: 8px; padding: 8px 10px; background: var(--bg-2); border-radius: 6px; }
.specRow .tag { font-family: monospace; color: var(--accent-2); }
.specRow .when { color: var(--muted); font-size: 12px; }

/* filters */
.filters { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 12px; }
.filters input[type=search], .filters select {
  background: var(--panel); color: var(--text); border: 1px solid var(--line-2);
  border-radius: 6px; padding: 7px 10px; font-size: 13px; min-width: 180px;
}
.filters .check { color: var(--muted); font-size: 12px; display: inline-flex; align-items: center; gap: 6px; }
.filters .count { margin-left: auto; color: var(--muted); font-size: 12px; }

/* table */
.tableWrap { background: var(--panel); border: 1px solid var(--line); border-radius: 9px; overflow: hidden; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); }
th { background: var(--bg-2); font-weight: 600; color: var(--muted); text-transform: uppercase; font-size: 11px; letter-spacing: 0.6px; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: rgba(96, 165, 250, 0.06); }
.status-dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; }
.status-alive { background: var(--accent-2); box-shadow: 0 0 8px var(--accent-2); }
.status-dead { background: var(--danger); }
.status-unknown { background: var(--muted); }
.caps { display: inline-flex; gap: 4px; }
.caps .cap { font-family: monospace; font-size: 10px; background: var(--pill); padding: 1px 5px; border-radius: 3px; color: var(--muted); border: 1px solid var(--line-2); }
.caps .cap.on { color: var(--accent-2); border-color: var(--accent-2); }
.muted { color: var(--muted); }
.mono { font-family: monospace; font-size: 12px; }

/* skill cloud */
.cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.cloud .tag {
  background: var(--pill); border: 1px solid var(--line-2);
  padding: 4px 9px; border-radius: 14px; font-size: 12px; cursor: pointer;
  color: var(--text);
}
.cloud .tag:hover { border-color: var(--accent); }
.cloud .tag .n { color: var(--muted); margin-left: 5px; font-size: 11px; }
.cloud .tag.size-xl { font-size: 16px; font-weight: 700; }
.cloud .tag.size-l { font-size: 14px; font-weight: 600; }
.cloud .tag.size-m { font-size: 13px; }
.cloud .tag.size-s { font-size: 12px; }

/* change feed */
.feed { list-style: none; padding: 0; margin: 0; }
.feed li {
  display: grid; grid-template-columns: 110px 130px 1fr;
  gap: 10px; padding: 10px 12px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 7px;
  margin-bottom: 6px; font-size: 13px;
}
.feed .when { color: var(--muted); font-size: 12px; }
.feed .badge {
  display: inline-block; padding: 1px 8px; border-radius: 12px;
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.4px;
  background: var(--pill); border: 1px solid var(--line-2); color: var(--muted);
  text-align: center; align-self: center;
}
.feed .badge.new_agent { color: var(--accent-2); border-color: var(--accent-2); }
.feed .badge.version_bump { color: var(--accent); border-color: var(--accent); }
.feed .badge.new_skill { color: #c084fc; border-color: #c084fc; }
.feed .badge.removed_skill { color: var(--warn); border-color: var(--warn); }
.feed .badge.went_dead { color: var(--danger); border-color: var(--danger); }
.feed .badge.came_back { color: var(--accent-2); border-color: var(--accent-2); }
.feed .badge.card_changed { color: var(--muted); }
.feed .agent { font-weight: 600; }
.feed .detail { color: var(--muted); margin-left: 6px; }

/* drawer */
.drawer {
  position: fixed; top: 0; right: 0; height: 100vh; width: min(620px, 92vw);
  background: var(--bg-2); border-left: 1px solid var(--line-2);
  transform: translateX(100%); transition: transform 0.18s ease-out;
  display: flex; flex-direction: column; z-index: 100; box-shadow: var(--shadow);
}
.drawer.open { transform: translateX(0); }
.drawerHead { display: flex; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); align-items: flex-start; }
.drawerHead button { background: transparent; border: 0; color: var(--muted); font-size: 18px; cursor: pointer; padding: 2px 8px; }
.drawerHead button:hover { color: var(--text); }
.drawerTitle { font-size: 16px; font-weight: 700; }
.drawerSub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.drawerBody { padding: 14px 16px; overflow-y: auto; flex: 1; }
.drawerBody section { margin-bottom: 18px; }
.drawerBody h4 { margin: 0 0 8px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.6px; }
.kvtable { width: 100%; font-size: 12px; }
.kvtable td { padding: 5px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.kvtable td.k { color: var(--muted); width: 130px; }

.skillRow {
  padding: 8px 10px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 6px; margin-bottom: 6px;
}
.skillRow .nm { font-weight: 600; }
.skillRow .desc { color: var(--muted); font-size: 12px; margin-top: 3px; }
.skillRow .tagrow { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.skillRow .tagrow span { background: var(--pill); border: 1px solid var(--line-2); padding: 1px 6px; border-radius: 9px; font-size: 11px; color: var(--muted); }

pre.cardjson { background: #06080d; color: #cbd5e1; padding: 10px 12px;
  border-radius: 6px; font-size: 11px; overflow: auto; max-height: 340px; border: 1px solid var(--line); }

.sparkWrap { background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 8px; }
.sparkLegend { display: flex; gap: 12px; font-size: 11px; color: var(--muted); margin-top: 4px; }

.foot {
  display: flex; gap: 18px; justify-content: space-between;
  padding: 16px 22px; color: var(--muted); font-size: 12px;
  border-top: 1px solid var(--line); margin-top: 24px;
}
.foot a { color: var(--accent); }