:root {
  --bg: #0d1117;
  --bg-alt: #11161f;
  --panel: #161b25;
  --panel-2: #1c2330;
  --border: #263041;
  --text: #d7e0ee;
  --muted: #8b97ab;
  --accent: #4f9dff;
  --accent-dim: #23405f;
  --ok: #3fb950;
  --warn: #d29922;
  --bad: #f85149;
  --danger-bg: #3a1d1d;
  --radius: 8px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
}

a { color: var(--accent); text-decoration: none; }
button, input, select { font: inherit; }

/* ------------------------------------------------------------------ layout */

#app {
  display: grid;
  grid-template-columns: 208px 1fr;
  grid-template-rows: 48px 1fr auto;
  grid-template-areas: "brand header" "nav main" "dock dock";
  height: 100vh;
}

.brand {
  grid-area: brand;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  background: var(--bg-alt);
  font-weight: 600;
  letter-spacing: 0.2px;
}
.brand .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.brand .dot.off { background: var(--bad); box-shadow: 0 0 8px var(--bad); }

header.topbar {
  grid-area: header;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}
header.topbar .host { color: var(--muted); font-family: var(--mono); font-size: 12px; }

nav.side {
  grid-area: nav;
  border-right: 1px solid var(--border);
  background: var(--bg-alt);
  padding: 12px 8px;
  overflow-y: auto;
}
nav.side a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: var(--radius);
  color: var(--text);
  margin-bottom: 2px;
}
nav.side a:hover { background: var(--panel); }
nav.side a.active { background: var(--accent-dim); color: #fff; }
nav.side a .count:empty { display: none; }
nav.side a .count {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  background: var(--panel-2);
  border-radius: 10px;
  padding: 1px 7px;
}

main {
  grid-area: main;
  overflow-y: auto;
  padding: 20px;
}

/* ------------------------------------------------------------- primitives */

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 14px;
}
.card h2 { margin: 0 0 4px; font-size: 15px; }
.card h3 { margin: 0 0 8px; font-size: 13px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.6px; }

.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); }
.row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.row.actions { flex-wrap: nowrap; justify-content: flex-end; }
.spacer { flex: 1; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }
.small { font-size: 12px; }
.right { text-align: right; }

button, .btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 10px;
  cursor: pointer;
  line-height: 1.4;
}
button:hover { border-color: var(--accent); }
button:disabled { opacity: 0.45; cursor: not-allowed; border-color: var(--border); }
button.primary { background: var(--accent); border-color: var(--accent); color: #04101d; font-weight: 600; }
button.danger { border-color: #6b2b2b; background: var(--danger-bg); color: #ffb4ac; }
button.small { padding: 3px 8px; font-size: 12px; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 12px;
  padding: 4px 9px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  cursor: pointer;
}
.chip:hover { border-color: var(--accent); }
.chip.danger { border-color: #6b2b2b; color: #ffb4ac; }
.chip[disabled] { opacity: 0.5; cursor: not-allowed; }

.badge {
  display: inline-block;
  font-size: 11px;
  font-family: var(--mono);
  padding: 2px 7px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.badge.ok { color: var(--ok); border-color: #1d3b26; background: #10251a; }
.badge.bad { color: var(--bad); border-color: #4a2020; background: #2a1414; }
.badge.warn { color: var(--warn); border-color: #46381a; background: #241d0f; }
.badge.run { color: var(--accent); border-color: var(--accent-dim); background: #10202f; }

.table-wrap { overflow-x: auto; }
tr.instancerow td { background: rgba(28, 35, 48, 0.45); }
tr.instancerow td:first-child { padding-left: 22px; }
button.caret { padding: 0 6px; margin-right: 6px; border-color: transparent; background: transparent; color: var(--muted); }
button.caret:hover { color: var(--accent); border-color: transparent; }
table { width: 100%; border-collapse: collapse; }
th, td { white-space: nowrap; }
td.wrap { white-space: normal; }
td.ellipsis { max-width: 320px; overflow: hidden; text-overflow: ellipsis; }

/* Action buttons stay reachable when a wide table scrolls sideways. */
.table-wrap th:last-child, .table-wrap td:last-child {
  position: sticky;
  right: 0;
  background: var(--panel);
  border-left: 1px solid var(--border);
}
.table-wrap tbody tr:hover td:last-child { background: var(--panel-2); }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.6px; font-weight: 600; }
tbody tr:hover { background: var(--panel-2); }
td.mono, th.mono { font-family: var(--mono); font-size: 12px; }

pre.code {
  background: #0a0e15;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  overflow: auto;
  max-height: 55vh;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.5;
}

.section-title { display: flex; align-items: center; justify-content: space-between; margin: 0 0 12px; }
.section-title h1 { font-size: 18px; margin: 0; }

.empty { color: var(--muted); padding: 24px; text-align: center; border: 1px dashed var(--border); border-radius: var(--radius); }

/* ------------------------------------------------------------------- dock */

#dock {
  grid-area: dock;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
  display: none;
  flex-direction: column;
}
#dock.open { display: flex; }
#dock .tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}
#dock .tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid transparent;
  background: var(--panel);
  cursor: pointer;
  white-space: nowrap;
  font-size: 12px;
}
#dock .tab.active { border-color: var(--accent); }
#dock .tab .x { color: var(--muted); }
#dock .tab .x:hover { color: var(--bad); }
#dock .panes { position: relative; height: var(--dock-height, 320px); }
#dock .pane { position: absolute; inset: 0; display: none; padding: 6px 8px; }
#dock .pane.active { display: block; }
#dock .pane .panebody { height: calc(100% - 26px); }
#dock .pane .term { height: 100%; }

/* ------------------------------------------------------------- log viewer */

.logview { display: flex; flex-direction: column; height: 100%; gap: 6px; }
.logtoolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 2px 2px 6px;
  border-bottom: 1px solid var(--border);
}
.logfilters { gap: 4px; flex: 0 1 auto; }
.logsearch { padding: 4px 8px; font-size: 12px; }

.chip.logchip { padding: 2px 8px; font-size: 11px; gap: 5px; opacity: 0.72; }
.chip.logchip.active { opacity: 1; border-color: var(--accent); background: var(--accent-dim); }
.chip.logchip .chipcount { color: var(--muted); font-size: 10px; }
.chip.logchip.lvl-error { color: #ff9d95; }
.chip.logchip.lvl-warn { color: #e3b341; }
.chip.logchip.clearfilters { color: var(--accent); }

.logrows {
  flex: 1 1 auto;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.55;
}
.logentry { border-bottom: 1px solid rgba(38, 48, 65, 0.5); }
.logrow {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 3px 6px;
  white-space: pre-wrap;
  word-break: break-word;
}
.logrow.expandable { cursor: pointer; }
.logrow.expandable:hover { background: var(--panel-2); }
.logrow.lvl-error { background: rgba(248, 81, 73, 0.07); }
.logrow.lvl-warn { background: rgba(210, 153, 34, 0.07); }

.logtime { color: var(--muted); flex: 0 0 auto; }
.logbadge {
  flex: 0 0 auto;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.logbadge.lvl-error { color: var(--bad); border-color: #4a2020; background: #2a1414; }
.logbadge.lvl-warn { color: var(--warn); border-color: #46381a; background: #241d0f; }
.logbadge.lvl-info { color: var(--accent); border-color: var(--accent-dim); background: #10202f; }
.logbadge.inst { color: #bc8cff; border-color: #3a2a55; background: #1b1430; }
.logmsg { flex: 1 1 auto; color: var(--text); }

.logfield {
  flex: 0 0 auto;
  font-size: 11px;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0 6px;
}
.logfield i { color: var(--muted); font-style: normal; margin-right: 4px; }

.logdetail {
  margin: 0;
  padding: 8px 12px 12px 60px;
  background: #0a0e15;
  color: var(--text);
  font-size: 11.5px;
  white-space: pre-wrap;
  word-break: break-word;
  border-top: 1px solid var(--border);
}
#dock .dock-actions { display: flex; align-items: center; gap: 6px; }

.resizer { height: 6px; cursor: ns-resize; background: transparent; }
.resizer:hover { background: var(--accent-dim); }

/* ------------------------------------------------------------------ modal */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 6, 12, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}
.modal {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  width: min(520px, 92vw);
}
.modal h3 { margin: 0 0 10px; font-size: 15px; text-transform: none; letter-spacing: 0; color: var(--text); }

.field-row { margin-bottom: 14px; }
.field-row label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 5px; }
.field {
  width: 100%;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
}
.field:focus { outline: none; border-color: var(--accent); }

.notice {
  background: #241d0f;
  border: 1px solid #46381a;
  border-left: 3px solid var(--warn);
  border-radius: 6px;
  padding: 9px 12px;
  font-size: 12px;
  line-height: 1.6;
  color: #e8d5a8;
}

.meter { height: 5px; border-radius: 3px; background: var(--panel-2); overflow: hidden; margin-top: 6px; }
.meter > span { display: block; height: 100%; background: var(--accent); }
.meter > span.warn { background: var(--warn); }
.meter > span.bad { background: var(--bad); }

.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: 12px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-family: var(--mono); }

.tunable { border-top: 1px solid var(--border); padding: 10px 0; }
.tunable:last-child { border-bottom: 1px solid var(--border); }
.tunable .row { align-items: flex-start; }
.tunable .field { width: 150px; }

.toast-wrap { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 60; }
.toast {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  padding: 10px 14px;
  max-width: 380px;
  font-size: 13px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}
.toast.bad { border-left-color: var(--bad); }
.toast.ok { border-left-color: var(--ok); }

/* ------------------------------------------------------------------ login */

.login-wrap { height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-box { width: min(380px, 92vw); background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 28px; }
.login-box h1 { margin: 0 0 4px; font-size: 20px; }
.login-box p { margin: 0 0 18px; color: var(--muted); font-size: 13px; }
.login-box input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  margin-bottom: 12px;
}
.login-box button { width: 100%; padding: 10px; }
.login-error { color: var(--bad); font-size: 13px; min-height: 18px; margin-top: 10px; }