:root {
  --bg: #0f1115;
  --panel: #161a22;
  --panel-2: #1c2230;
  --text: #d8dde5;
  --muted: #8a93a4;
  --accent: #4c9be8;
  --accent-2: #4ce8c5;
  --danger: #e84c6b;
  --warn: #e8d44c;
  --border: #262d3a;
  --row-hover: #1f2533;
  --row-selected: #2a3550;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font: 13px/1.45 var(--sans); }
[x-cloak] { display: none !important; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); color: #b9c2d2; }
.muted { color: var(--muted); }
.muted-cell { color: var(--muted); font-size: 0.92em; }
.center { text-align: center; }
.error { color: var(--danger); }
.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ── topbar ────────────────────────────────────────────────────────────── */
.topbar {
  display: flex; align-items: center; gap: 1rem;
  padding: 0.6rem 1rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; letter-spacing: 0.04em; color: var(--accent); }
.topbar nav { display: flex; gap: 0.75rem; align-items: center; }
.topbar nav a, .topbar nav button {
  color: var(--muted); padding: 0.3rem 0.6rem; border-radius: 4px;
  background: transparent; border: 0; cursor: pointer; font: inherit;
}
.topbar nav a:hover, .topbar nav button:hover { color: var(--text); background: var(--panel-2); text-decoration: none; }
.topbar nav a.active { color: var(--text); background: var(--panel-2); }

.tray {
  margin-left: auto; display: flex; align-items: center; gap: 0.5rem;
  background: var(--panel-2); padding: 0.35rem 0.7rem; border-radius: 6px;
  border: 1px solid var(--border);
}
.tray .dsName, .tray .dsDesc {
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); padding: 0.3rem 0.5rem; border-radius: 4px;
  font: inherit;
}
.tray .msg { color: var(--accent-2); }

/* ── filter bar ───────────────────────────────────────────────────────── */
main { padding: 0.6rem 1rem 1rem; }
.filters { margin-bottom: 0.6rem; }
.filterbar {
  display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: end;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 6px; padding: 0.5rem 0.7rem;
}
.filterbar label { display: flex; flex-direction: column; gap: 0.15rem; color: var(--muted); font-size: 0.78rem; }
.filterbar select, .filterbar input {
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); padding: 0.3rem 0.5rem; border-radius: 4px;
  font: inherit; min-width: 8.5rem;
}

/* ── two-column layout ────────────────────────────────────────────────── */
.grid-2col {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 0.6rem;
  min-height: calc(100vh - 220px);
}
.left-pane { display: flex; flex-direction: column; gap: 0.4rem; min-width: 0; }
.pane-head {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 0.2rem 0.1rem;
}
.pane-head h4 { margin: 0; font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }

.table-scroll {
  background: var(--panel); border: 1px solid var(--border); border-radius: 6px;
  max-height: 38vh; overflow: auto; min-height: 6rem;
}
.table-scroll table { width: 100%; }

table.data {
  width: 100%; border-collapse: collapse; font-size: 12.5px;
}
table.data th, table.data td {
  padding: 0.32rem 0.55rem; border-bottom: 1px solid var(--border);
  text-align: left; white-space: nowrap;
}
table.data th {
  position: sticky; top: 0; background: var(--panel-2);
  font-weight: 600; font-size: 0.74rem; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--muted);
  border-bottom: 1px solid var(--border);
  z-index: 1;
}
table.data tr.clickable { cursor: pointer; }
table.data tr.clickable:hover td { background: var(--row-hover); }
table.data tr.selected td { background: var(--row-selected); }
th.check, td.check { width: 24px; text-align: center; }

.episodes-head { padding: 0.25rem 0.5rem; font-size: 0.85rem; }

/* ── inspector ────────────────────────────────────────────────────────── */
.inspector {
  background: var(--panel); border: 1px solid var(--border); border-radius: 6px;
  padding: 0.6rem 0.8rem;
  min-width: 0;
  overflow-y: auto;
  max-height: calc(100vh - 130px);
  position: sticky; top: 90px;
}
.inspector-placeholder { padding: 1rem; }
.inspector-head h4 { margin: 0 0 0.25rem; font-size: 0.92rem; }
.inspector-head .meta { font-size: 0.82rem; }

.metrics {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem; margin: 0.6rem 0;
}
.metrics > div {
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 4px; padding: 0.35rem 0.5rem;
  display: flex; flex-direction: column;
}
.metrics .k { font-size: 0.72rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.metrics .v { font-size: 1.05rem; font-variant-numeric: tabular-nums; }

.ep-chart, .ep-dist { width: 100%; }
.dist-details { margin-top: 0.6rem; }
.dist-details summary { color: var(--muted); cursor: pointer; padding: 0.25rem 0; }
.inspector-actions { margin-top: 0.6rem; display: flex; gap: 0.5rem; }

/* ── buttons ──────────────────────────────────────────────────────────── */
button.primary, button.ghost, .ghost, .primary {
  font: inherit; padding: 0.3rem 0.7rem; border-radius: 4px;
  border: 1px solid var(--border); cursor: pointer;
  background: var(--panel-2); color: var(--text);
}
button.primary, .primary {
  background: var(--accent); color: #0a1018; border-color: var(--accent);
  font-weight: 600;
}
button.primary:hover, .primary:hover { filter: brightness(1.1); }
button.ghost, .ghost { background: transparent; color: var(--muted); }
button.ghost:hover, .ghost:hover { color: var(--text); }
.link {
  background: transparent; border: 0; color: var(--accent); cursor: pointer;
  font: inherit; padding: 0;
}
.link.danger { color: var(--danger); }

/* ── modal (labels) ───────────────────────────────────────────────────── */
.modal { position: fixed; inset: 0; z-index: 20; display: grid; place-items: center; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.55); }
.modal-card {
  position: relative;
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 1rem 1.2rem; min-width: 720px; max-width: 95vw; max-height: 85vh;
  overflow: auto;
}
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.6rem; }
.modal-head h3 { margin: 0; }
.labels-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.labels-grid section h4 { margin: 0 0 0.3rem; font-size: 0.85rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.label-list { list-style: none; padding: 0; margin: 0 0 0.6rem; max-height: 30vh; overflow: auto; }
.label-list li { display: flex; justify-content: space-between; align-items: center; padding: 0.25rem 0.35rem; border-bottom: 1px dotted var(--border); }
.add-form { display: flex; flex-direction: column; gap: 0.25rem; }
.add-form input { background: var(--bg); color: var(--text); border: 1px solid var(--border); padding: 0.3rem 0.5rem; border-radius: 4px; font: inherit; }

/* ── page (datasets) ───────────────────────────────────────────────────── */
.page { background: var(--panel); border: 1px solid var(--border); border-radius: 6px; padding: 1rem 1.2rem; }
.page h2 { margin-top: 0; }