:root {
  color-scheme: light dark;
  --bg: #f4f9f9;
  --panel: #ffffff;
  --text: #0f2a2e;
  --muted: #4f6468;
  --line: #d9e6e7;
  --accent: #1a6d9d;
  --brand: #238a91;
  --theme: #238a91;
  --source: #1a6d9d;
  --lang: #c77d1a;
  --intent: #b8456b;
  --sentiment: #6b7c93;
  --up: #b4532a;
  --down: #1b7a54;
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", "Noto Sans", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1a1d;
    --panel: #15252a;
    --text: #e6f0f1;
    --muted: #9fb3b6;
    --line: #24393e;
    --accent: #7fb4e0;
    --brand: #5cc6cc;
    --theme: #5cc6cc;
    --source: #7fb4e0;
    --lang: #e8a64a;
    --intent: #e07a9b;
    --sentiment: #9aa9bd;
    --up: #f08a5d;
    --down: #5cc69b;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); }
main { max-width: 1240px; margin: 0 auto; padding: 24px 16px 48px; display: grid; gap: 16px; }
header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px; }
h1 { margin: 0; font-size: 1.4rem; display: inline-flex; align-items: center; gap: 8px; }
h1 span { color: var(--brand); font-weight: 500; }
h2 { margin: 0 0 12px; font-size: 1rem; }
.muted { color: var(--muted); font-size: 0.9rem; }
.badge { padding: 2px 8px; border-radius: 999px; font-size: 0.8rem; background: var(--line); }
.badge.live { background: var(--brand); color: #fff; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; min-width: 0; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; display: grid; }
.kpi span { color: var(--muted); font-size: 0.85rem; }
.kpi strong { font-size: 1.6rem; }
.grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: 16px; }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 900px) { .grid, .grid.three { grid-template-columns: minmax(0, 1fr); } }
.themes { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; max-height: 620px; overflow: auto; }
.themes li { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; cursor: pointer; }
.themes li:hover, .themes li:focus { border-color: var(--accent); outline: none; }
.themes li.selected { border-color: var(--accent); box-shadow: inset 3px 0 0 var(--accent); }
.themes p { margin: 4px 0; color: var(--muted); font-size: 0.9rem; }
.theme-head { display: flex; justify-content: space-between; gap: 8px; }
.theme-meta { display: flex; flex-wrap: wrap; gap: 8px; font-size: 0.85rem; color: var(--muted); margin-top: 4px; }
.trend.up { color: var(--up); } .trend.down { color: var(--down); } .trend.flat { color: var(--muted); }
.chips { display: inline-flex; flex-wrap: wrap; gap: 4px; }
.chip { background: var(--bg); border: 1px solid var(--line); border-radius: 999px; padding: 0 8px; }
.graph svg { width: 100%; height: auto; display: block; }
.graph line { stroke: var(--muted); stroke-opacity: 0.25; }
.graph .focused line { stroke-opacity: 0.06; }
.graph .focused line.near { stroke-opacity: 0.7; stroke: var(--accent); }
.graph .focused .node:not(.near) { opacity: 0.25; }
.graph .node { cursor: default; }
.graph .node.kind-theme { cursor: pointer; }
.graph circle { fill-opacity: 0.85; stroke: var(--panel); stroke-width: 2; }
.graph .node.selected circle { stroke: var(--text); stroke-width: 3; }
.graph text { fill: var(--text); pointer-events: none; paint-order: stroke; stroke: var(--panel); stroke-width: 3px; stroke-linejoin: round; }
.error { color: var(--up); margin: 0; }
.url { overflow-wrap: anywhere; }
.kind-theme circle, .legend .kind-theme::before { fill: var(--theme); background: var(--theme); }
.kind-source circle, .legend .kind-source::before { fill: var(--source); background: var(--source); }
.kind-lang circle, .legend .kind-lang::before { fill: var(--lang); background: var(--lang); }
.kind-intent circle, .legend .kind-intent::before { fill: var(--intent); background: var(--intent); }
.kind-sentiment circle, .legend .kind-sentiment::before { fill: var(--sentiment); background: var(--sentiment); }
.legend { display: flex; flex-wrap: wrap; gap: 12px; font-size: 0.85rem; color: var(--muted); }
.legend span::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 4px; }
.evidence { margin: 0; padding-left: 20px; display: grid; gap: 12px; }
.evidence blockquote { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.meta { display: flex; flex-wrap: wrap; gap: 10px; font-size: 0.8rem; color: var(--muted); margin-top: 4px; }
.meta a { color: var(--accent); }
.bars { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.bars li { display: grid; grid-template-columns: minmax(0, 8em) 1fr auto; gap: 8px; align-items: center; font-size: 0.9rem; }
.bar-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar { height: 10px; border-radius: 5px; background: linear-gradient(90deg, var(--brand) var(--w), transparent var(--w)); }
.bar-value { color: var(--muted); font-variant-numeric: tabular-nums; }
form { display: grid; gap: 8px; }
.ask { grid-template-columns: 1fr auto; }
.ask h2, .ask .answer { grid-column: 1 / -1; }
.answer { white-space: pre-wrap; }
input { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--text); }
button { font: inherit; padding: 8px 14px; border: 0; border-radius: 8px; background: var(--accent); color: #fff; cursor: pointer; }
@media (prefers-color-scheme: dark) { button { color: #0f1a1d; } }
.token { max-width: 420px; margin: 10vh auto; }
footer { text-align: center; }