:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1c2230;
  --line: #2a3140;
  --text: #d7dde5;
  --muted: #8b96a5;
  --accent: #4b9fff;
  --good: #3fb950;
  --bad: #f85149;
  --warn: #d29922;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
h1, h2, h3 { font-weight: 600; margin: 0; }
a { color: var(--accent); text-decoration: none; }
.muted { color: var(--muted); }
.good { color: var(--good); }
.bad { color: var(--bad); }

/* ---------------- login ---------------- */
.login-body { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.login-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 28px 26px; width: 340px; display: flex; flex-direction: column; gap: 14px;
}
.login-card h1 { font-size: 18px; }
.login-card button {
  background: var(--accent); color: #fff; border: 0; border-radius: 6px;
  padding: 11px; font-size: 14px; cursor: pointer;
}
.login-card button:disabled { opacity: .5; }
.login-note { margin: 0; font-size: 12px; color: var(--muted); line-height: 1.55; }
.login-error {
  background: rgba(248,81,73,.12); border: 1px solid var(--bad); color: #ffb4ae;
  border-radius: 6px; padding: 8px 10px; margin: 0; font-size: 12px;
}
.login-ok {
  background: rgba(63,185,80,.12); border: 1px solid var(--good); color: #a6f0b0;
  border-radius: 6px; padding: 8px 10px; margin: 0; font-size: 12px;
}
.login-card code {
  font: 12px ui-monospace, Menlo, monospace; background: var(--bg);
  padding: 1px 5px; border-radius: 4px; border: 1px solid var(--line);
}

/* ---------------- topbar ---------------- */
.topbar {
  display: flex; align-items: center; gap: 12px; padding: 9px 18px;
  background: var(--panel); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10; flex-wrap: wrap;
}
.brand { font-weight: 700; letter-spacing: .3px; }
.spacer { flex: 1; }
.who { color: var(--muted); font-size: 12px; }
.logout { font-size: 12px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--muted); flex: none; }
.dot[data-state="live"] { background: var(--good); box-shadow: 0 0 6px var(--good); }
.dot[data-state="idle"] { background: var(--muted); }
.dot[data-state="halted"] { background: var(--bad); }
.dot[data-state="unknown"] { background: var(--warn); }
.engine-text { font-size: 12px; color: var(--muted); }
.mode-badge {
  font-size: 11px; padding: 2px 8px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted);
}
.mode-badge.real { color: var(--bad); border-color: var(--bad); font-weight: 600; }
.link-state { font-size: 12px; padding: 2px 9px; border-radius: 999px; border: 1px solid var(--line); }
.link-state[data-state="live"] { color: var(--good); border-color: var(--good); }
.link-state[data-state="connecting"] { color: var(--warn); border-color: var(--warn); }
.link-state[data-state="down"] { color: var(--bad); border-color: var(--bad); }

main { max-width: 1240px; margin: 0 auto; padding: 16px; display: flex; flex-direction: column; gap: 16px; }
.panel-box, .engine-panel, .strip, .card, .lower { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; }
.engine-panel, .strip { padding: 12px 14px; }

/* ---------------- stat grids ---------------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(115px, 1fr)); gap: 8px; }
.stat { background: var(--panel-2); border-radius: 8px; padding: 7px 9px; }
.stat-label { display: block; font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; }
.stat-value { display: block; font-size: 15px; font-weight: 600; margin-top: 2px; }
.stat-value.good { color: var(--good); } .stat-value.bad { color: var(--bad); }

/* ---------------- controls ---------------- */
.controls { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.controls-sep { width: 1px; height: 22px; background: var(--line); margin: 0 3px; }
.btn {
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  border-radius: 6px; padding: 7px 13px; font-size: 13px; cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.tiny { padding: 3px 9px; font-size: 12px; }
.btn-danger { border-color: var(--bad); color: #ff9b95; }
.btn-danger:hover { background: rgba(248,81,73,.14); }
.btn-ghost { color: var(--muted); }
.cmd-log { margin-top: 8px; font-size: 12px; color: var(--muted); min-height: 15px; }
.cmd-log.ok { color: var(--good); } .cmd-log.err { color: var(--bad); }

.health-row { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; }
.chip {
  font-size: 11px; padding: 2px 8px; border-radius: 6px;
  border: 1px solid var(--line); color: var(--muted);
}
.chip.warn { color: var(--warn); border-color: var(--warn); }
.chip.bad { color: var(--bad); border-color: var(--bad); }

/* ---------------- cards ---------------- */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.card { padding: 13px 15px; }
.card.disabled { opacity: .62; }
.card-head { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; margin-bottom: 6px; }
.card-head h3 { font-size: 15px; margin-right: auto; }
.pill {
  font-size: 10px; padding: 2px 7px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted); text-transform: lowercase;
}
.pill.live { color: var(--good); border-color: var(--good); }
.pill.warn { color: var(--warn); border-color: var(--warn); }
.pill.bad { color: var(--bad); border-color: var(--bad); }
.pill.real { color: var(--bad); border-color: var(--bad); }
.pill.stop { color: var(--warn); border-color: var(--warn); }
.pill.off { color: var(--muted); }
.card-sub { font-size: 12px; color: var(--muted); margin: 2px 0 8px; }
.position { font-size: 13px; margin: 4px 0; }
.position.flat { color: var(--muted); }
.position.open { color: var(--text); }
.card-note { font-size: 11px; color: var(--muted); margin: 3px 0; }
.card-note.warn { color: var(--warn); }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(88px, 1fr)); gap: 6px; margin: 8px 0; }
.levels { display: flex; gap: 8px; flex-wrap: wrap; margin: 6px 0; }
.lvl {
  font: 11px ui-monospace, Menlo, monospace; color: var(--muted);
  background: var(--panel-2); padding: 2px 7px; border-radius: 5px;
}
.modebox { margin: 6px 0; border-top: 1px solid var(--line); padding-top: 6px; }
.moderow { display: flex; gap: 10px; font-size: 11px; padding: 1px 0; }
.moderow .m-label { width: 82px; color: var(--muted); }
.card-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.card-foot { font-size: 10px; color: var(--muted); margin: 6px 0 0; }
details.params { margin-top: 8px; font-size: 12px; }
details.params summary { cursor: pointer; color: var(--muted); }
.param-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; margin: 8px 0; }
.param { display: flex; flex-direction: column; gap: 2px; font-size: 11px; color: var(--muted); }
.param input {
  background: var(--bg); border: 1px solid var(--line); color: var(--text);
  border-radius: 4px; padding: 4px 6px; font-size: 12px;
}
.param input[type="checkbox"] { width: 16px; height: 16px; }
.empty { color: var(--muted); font-style: italic; }

/* ---------------- lower / tabs ---------------- */
.lower { padding: 0; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); padding: 6px 8px 0; }
.tab {
  background: none; border: 0; color: var(--muted); cursor: pointer;
  padding: 8px 14px; font-size: 13px; border-bottom: 2px solid transparent;
}
.tab.is-active { color: var(--text); border-bottom-color: var(--accent); }
.tab-body { display: none; padding: 12px 14px; max-height: 460px; overflow: auto; }
.tab-body.is-active { display: block; }

.tbl { width: 100%; border-collapse: collapse; font-size: 12px; }
.tbl th { text-align: left; color: var(--muted); font-weight: 500; border-bottom: 1px solid var(--line); padding: 5px 6px; position: sticky; top: 0; background: var(--panel); }
.tbl td { padding: 5px 6px; border-bottom: 1px solid var(--panel-2); }
.tbl td.num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl td.num.good { color: var(--good); } .tbl td.num.bad { color: var(--bad); }

.events { font: 12px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace; }
.events .ln { padding: 1px 0; color: var(--muted); white-space: pre-wrap; word-break: break-word; }
.events .ln .t { color: #5b6572; }
.events .ln.k-fill { color: var(--text); }
.events .ln.k-risk_halt, .events .ln.k-engine_state, .events .ln.k-asset_error { color: var(--warn); }