/* Built for a screen recording: dark, high contrast, large type, and every
   number big enough to read at 1080p without zooming. */

:root {
  --bg: #0b0f14;
  --panel: #141a22;
  --panel-2: #1b232e;
  --line: #2a3441;
  --ink: #e8eef6;
  --muted: #8b9bb0;
  --blue: #5aa9ff;
  --purple: #b98cff;
  --green: #46d17f;
  --amber: #e8b339;
  --red: #ff6b63;
  --teal: #3fd0c9;
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.5 ui-sans-serif, -apple-system, "Segoe UI", Roboto, sans-serif;
}

body { display: flex; flex-direction: column; }

code, .mono {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

.muted { color: var(--muted); }
.hidden { display: none !important; }

/* ---------- header ---------- */

.bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.brand { display: flex; align-items: center; gap: 10px; font-size: 16px; }
.brand .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
}

.modes { display: flex; gap: 6px; margin-left: auto; }

.mode, .go, .composer button {
  background: var(--panel-2);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
}
.mode.on { background: var(--blue); border-color: var(--blue); color: #05121f; font-weight: 600; }
.go { background: var(--green); border-color: var(--green); color: #04140b; font-weight: 600; }
.mode:hover, .go:hover { filter: brightness(1.1); }

.verdict { display: flex; gap: 18px; align-items: center; font-size: 13px; }
.verdict .stat b { display: block; font-size: 19px; line-height: 1.1; }
.verdict .stat { text-align: right; }
.verdict .stat span { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; white-space: nowrap; }

/* ---------- controls ---------- */

.controls { padding: 12px 20px; border-bottom: 1px solid var(--line); background: var(--panel); }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; position: relative; }
.row label { font-size: 13px; color: var(--muted); }
.hint { font-size: 12px; color: var(--muted); }

select, input {
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
  min-width: 320px;
}

.results {
  position: absolute; top: 42px; left: 0; z-index: 20;
  width: 620px; max-height: 320px; overflow: auto;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px;
}
.results div { padding: 8px 12px; cursor: pointer; border-bottom: 1px solid var(--line); font-size: 13px; }
.results div:hover { background: var(--bg); }

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

.split { flex: 1; display: grid; grid-template-columns: clamp(360px, 34%, 560px) 1fr; min-height: 0; }
.chat, .pipe { overflow-y: auto; padding: 18px; min-height: 0; }
.chat { border-right: 1px solid var(--line); background: var(--panel); }
.empty { color: var(--muted); padding: 40px 0; text-align: center; }

/* ---------- chat ---------- */

.turnblock {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  cursor: pointer;
  background: var(--panel-2);
}
.turnblock.sel { border-color: var(--blue); box-shadow: 0 0 0 1px var(--blue); }
.turnblock .head {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 12px; background: var(--bg); font-size: 12px; color: var(--muted);
  border-bottom: 1px solid var(--line);
}
.turnblock .head b { color: var(--ink); }
.said { padding: 10px 12px; font-size: 14px; }
.said.user { border-bottom: 1px dashed var(--line); }
.said .who { font-size: 11px; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); display: block; margin-bottom: 3px; }
.said.user .who { color: var(--amber); }
.said.bot .who { color: var(--blue); }

.pill {
  display: inline-block; padding: 1px 7px; border-radius: 99px;
  font-size: 11px; border: 1px solid var(--line); background: var(--bg);
}
.pill.hit { background: var(--green); color: #04140b; border-color: var(--green); font-weight: 700; }
.pill.warn { background: var(--amber); color: #1a1200; border-color: var(--amber); font-weight: 700; }
.pill.bad { background: var(--red); color: #200; border-color: var(--red); font-weight: 700; }

/* ---------- pipeline panels ---------- */

.panel { border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 12px; background: var(--panel); overflow: hidden; }
.panel > summary {
  padding: 10px 14px; cursor: pointer; list-style: none;
  display: flex; align-items: center; gap: 10px; background: var(--panel-2);
}
.panel > summary::-webkit-details-marker { display: none; }
.panel > summary::before { content: "▸"; color: var(--muted); font-size: 12px; }
.panel[open] > summary::before { content: "▾"; }
.panel .num {
  width: 22px; height: 22px; flex: none; border-radius: 6px;
  background: var(--bg); border: 1px solid var(--line);
  display: grid; place-items: center; font-size: 11px; color: var(--muted);
}
.panel .name { font-weight: 600; }
.panel .lede { margin-left: auto; font-size: 12px; color: var(--muted); }
.panel .body { padding: 14px; border-top: 1px solid var(--line); }

.banner { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; font-size: 13px; }
.banner.ok { background: rgba(70,209,127,.1); border: 1px solid rgba(70,209,127,.35); }
.banner.err { background: rgba(255,107,99,.12); border: 1px solid rgba(255,107,99,.4); }

/* generic key/value grid */
.kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  border: 1px solid var(--line); background: var(--bg);
  border-radius: 7px; padding: 4px 9px; font-size: 12px;
}
.chip b { color: var(--blue); }
.chip.neg { border-color: var(--red); }
.chip.neg b { color: var(--red); }
.chip.dim { opacity: .5; text-decoration: line-through; }
.chip .t { color: var(--muted); font-size: 11px; }

/* funnel */
.funnel { display: flex; align-items: center; gap: 12px; }
.funnel .step { flex: none; text-align: center; }
.funnel .step b { display: block; font-size: 26px; line-height: 1.1; }
.funnel .step span { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.funnel .arrow { color: var(--muted); font-size: 20px; }
.funnel .bar { flex: 1; height: 10px; border-radius: 99px; background: var(--panel-2); overflow: hidden; }
.funnel .bar i { display: block; height: 100%; background: var(--blue); }

/* ladder */
.ladder { display: flex; flex-direction: column; gap: 5px; }
.rung { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 8px; border: 1px solid var(--line); font-size: 13px; background: var(--bg); }
.rung .nm { width: 96px; font-weight: 600; }
.rung .why { color: var(--muted); font-size: 12px; }
.rung .tag { margin-left: auto; font-size: 11px; }
.rung.fired { border-color: var(--green); background: rgba(70,209,127,.08); }
.rung.fired .nm { color: var(--green); }
.rung.skipped { opacity: .38; }

/* product rows */
.prod { display: flex; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); align-items: flex-start; }
.prod:last-child { border-bottom: none; }
.prod .slot { width: 26px; flex: none; text-align: center; font-weight: 700; color: var(--muted); padding-top: 2px; }
.prod .main { flex: 1; min-width: 0; }
.prod .ttl { font-size: 13px; margin-bottom: 3px; }
.prod .meta { font-size: 11px; color: var(--muted); display: flex; gap: 10px; flex-wrap: wrap; }
.prod.goal { background: rgba(90,169,255,.09); border-radius: 8px; padding-left: 6px; }
.prod.target .ttl::after { content: " ★ target"; color: var(--green); font-weight: 700; font-size: 11px; }

.stack { display: flex; height: 9px; border-radius: 99px; overflow: hidden; background: var(--panel-2); margin: 5px 0 4px; }
.stack i { display: block; height: 100%; }
.seg-bm25 { background: var(--blue); }
.seg-prior { background: var(--purple); }
.seg-profile { background: var(--amber); }
.seg-dense { background: var(--teal); }
.seg-negation, .seg-dense_negation { background: var(--red); }

.legend { display: flex; gap: 14px; font-size: 11px; color: var(--muted); flex-wrap: wrap; margin-bottom: 8px; }
.legend b { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 4px; vertical-align: middle; }

.src { font-size: 10px; padding: 1px 6px; border-radius: 99px; border: 1px solid var(--line); }
.src.head { border-color: var(--green); color: var(--green); }
.src.explore { border-color: var(--blue); color: var(--blue); }
.src.pad { border-color: var(--muted); color: var(--muted); }

/* tables */
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
th { text-align: left; color: var(--muted); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .05em; padding: 4px 8px 6px 0; }
td { padding: 5px 8px 5px 0; border-top: 1px solid var(--line); }
tr.best td { color: var(--green); font-weight: 600; }
tr.dead td, tr.blocked td { color: var(--muted); opacity: .55; }
.meter { height: 7px; border-radius: 99px; background: var(--panel-2); overflow: hidden; min-width: 70px; }
.meter i { display: block; height: 100%; background: var(--green); }

.seg { border-left: 3px solid var(--line); padding: 3px 0 3px 10px; margin-bottom: 8px; font-size: 13px; }
.seg span { display: block; font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .07em; }
.seg.a { border-color: var(--amber); }
.seg.b { border-color: var(--blue); }
.seg.c { border-color: var(--purple); }

/* composer */
.composer { display: flex; gap: 10px; align-items: center; padding: 12px 18px; border-top: 1px solid var(--line); background: var(--panel); }
.composer input { flex: 1; min-width: 0; }
.turns { font-size: 12px; color: var(--muted); }