/* RAG Learning Hub — styles for the standalone architecture widget and page helpers.
   Loaded after the compiled Tailwind bundle; uses its CSS variables so light/dark themes keep working. */

/* ---------- widget shell ---------- */
#rag-arch-widget { scroll-margin-top: 5rem; }
#rag-arch-widget button:focus-visible,
[data-ui]:focus-visible,
.rag-stepjump:focus-visible { outline: 2px solid var(--color-accent-yellow); outline-offset: 2px; }
#rag-arch-widget .gap-x-4 { column-gap: 1rem; }
#rag-arch-widget .gap-y-1 { row-gap: .25rem; }

@keyframes ragFade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.rag-fade { animation: ragFade .28s ease both; }

/* architecture tabs: wrap so all 8 stay visible */
.rag-tabs { flex-wrap: wrap; }

/* sample payload: wrap long JSON instead of a horizontal scrollbar */
.rag-payload { white-space: pre-wrap; overflow-wrap: anywhere; overflow-x: hidden; overflow-y: auto; }

.rag-stepbadge { display: inline-flex; align-items: center; justify-content: center; min-width: 1.75rem; height: 1.75rem; padding: 0 .5rem; white-space: nowrap; }

/* ---------- flow diagram: phase lanes ---------- */
.rag-stage { overflow: hidden; }
.rag-flow { padding: 1.75rem 1.25rem 1.5rem; display: flex; flex-direction: column; gap: .25rem; }

.rag-lane {
  border: 1px dashed var(--color-border-primary);
  border-radius: 16px;
  padding: .9rem 1rem 1.25rem;
  background: color-mix(in srgb, var(--color-bg-primary) 55%, transparent);
}
.rag-lane-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .25rem .75rem; margin-bottom: 1.1rem; }
.rag-lane-pill {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .15rem .65rem; border-radius: 9999px; border: 1px solid;
  font-size: 11px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
}
.rag-lane-pill em { font-style: normal; font-weight: 600; opacity: .75; text-transform: none; letter-spacing: 0; }
.rag-lane-pill.rag-offline { color: #60a5fa; background: color-mix(in srgb, #3b82f6 12%, transparent); border-color: color-mix(in srgb, #3b82f6 40%, transparent); }
.rag-lane-pill.rag-online  { color: #4ade80; background: color-mix(in srgb, #22c55e 12%, transparent); border-color: color-mix(in srgb, #22c55e 40%, transparent); }
.rag-lane-note { font-size: 11px; color: var(--color-text-muted); }

.rag-handoff {
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .55rem 0; font-size: 11px; color: var(--color-text-muted);
}
.rag-handoff span { font-size: 16px; line-height: 1; }
.rag-handoff.is-done { color: #10b981; }

.rag-row { display: flex; align-items: center; justify-content: center; }
.rag-cell { display: flex; align-items: center; flex: 0 1 auto; min-width: 0; }
.rag-node { width: 10rem; flex: 0 1 10rem; min-width: 0; }
.rag-node .line-clamp-2 { -webkit-line-clamp: 3; }
.rag-node .truncate { white-space: normal; overflow: visible; text-overflow: clip; line-height: 1.3; }
.rag-conn { display: flex; align-items: center; padding: 0 .35rem; flex: 0 0 auto; }
.rag-wire { width: 1.25rem; height: 2px; border-radius: 9999px; position: relative; overflow: hidden; }
.rag-turn { text-align: center; color: var(--color-text-muted); font-size: 16px; line-height: 1; padding: .55rem 0; }
.rag-turn.is-cur { color: var(--color-accent-yellow); }
.rag-turn.is-done { color: #10b981; }

/* phones: stack the stages vertically instead of forcing a wide diagram */
@media (max-width: 639px) {
  .rag-flow { padding: 1.25rem .75rem; }
  .rag-row { flex-direction: column; }
  .rag-cell { flex-direction: column; width: 100%; }
  .rag-node { width: 100%; max-width: 18rem; flex-basis: auto; }
  .rag-conn { padding: 1rem 0; transform: rotate(90deg); }
  .rag-turn { display: none; }
  .rag-row + .rag-turn + .rag-row, .rag-row + .rag-row { margin-top: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  .rag-fade { animation: none; }
  #rag-arch-widget * { animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* ---------- clickable lesson steps ("How RAG Works") ---------- */
.rag-stepjump {
  display: flex; align-items: flex-start; gap: .75rem;
  margin: .5rem 0; padding: .7rem .9rem;
  border: 1px solid var(--color-border-primary); border-radius: 12px;
  background: color-mix(in srgb, var(--color-bg-card) 60%, transparent);
  color: var(--color-text-secondary); text-decoration: none; line-height: 1.55;
  transition: border-color .15s, background .15s, transform .15s;
}
.rag-stepjump:hover { border-color: var(--color-accent-purple); background: var(--color-bg-card); transform: translateX(2px); }
.rag-stepnum {
  flex: 0 0 auto; width: 1.6rem; height: 1.6rem; border-radius: 9999px; margin-top: .05rem;
  display: inline-flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--color-accent-purple) 18%, transparent);
  color: var(--color-accent-purple); font-size: 12px; font-weight: 700;
}
.rag-stepbody { flex: 1 1 auto; min-width: 0; }
.rag-stepgo { flex: 0 0 auto; align-self: center; font-size: 11px; font-weight: 600; color: var(--color-accent-purple); white-space: nowrap; opacity: .85; }
@media (max-width: 639px) { .rag-stepgo { display: none; } }

/* ---------- page helpers ---------- */
.toc-active { color: var(--color-accent-purple) !important; font-weight: 600; }

#rag-search { position: fixed; inset: 0; z-index: 100; background: rgba(0,0,0,.55); display: none; align-items: flex-start; justify-content: center; padding-top: 14vh; }
#rag-search.open { display: flex; }
#rag-search .box { width: min(560px, 92vw); background: var(--color-bg-card); border: 1px solid var(--color-border-primary); border-radius: 14px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,.5); }
#rag-search input { width: 100%; padding: 14px 16px; background: transparent; border: 0; border-bottom: 1px solid var(--color-border-primary); color: var(--color-text-primary); font: 500 14px Inter, system-ui, sans-serif; outline: none; }
#rag-search a { display: block; padding: 10px 16px; font-size: 13px; color: var(--color-text-secondary); text-decoration: none; }
#rag-search a:hover, #rag-search a:focus { background: var(--color-bg-tertiary); color: var(--color-text-primary); outline: none; }
#rag-search .list { max-height: 50vh; overflow: auto; }

/* ---------- Chunking Lab ---------- */
.cl { border: 1px solid var(--color-border-primary); border-radius: 16px; background: var(--color-bg-card); overflow: hidden; margin-top: 1.5rem; }
.cl-head { padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--color-border-primary); background: color-mix(in srgb, var(--color-bg-primary) 80%, transparent); }
.cl-tag { display: inline-block; padding: .1rem .6rem; border-radius: 9999px; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--color-accent-purple); background: color-mix(in srgb, var(--color-accent-purple) 15%, transparent); border: 1px solid color-mix(in srgb, var(--color-accent-purple) 30%, transparent); }
.cl-head h3 { margin: .5rem 0 .25rem; font-size: 1.25rem; font-weight: 800; color: var(--color-text-primary); }
.cl-head p { margin: 0; font-size: .85rem; color: var(--color-text-secondary); line-height: 1.55; white-space: normal; }
.cl-grid { display: grid; grid-template-columns: minmax(0, 17rem) minmax(0, 1fr); }
@media (max-width: 859px) { .cl-grid { grid-template-columns: 1fr; } }
.cl-controls { padding: 1.25rem 1.5rem; display: flex; flex-direction: column; gap: 1rem; border-right: 1px solid var(--color-border-primary); }
@media (max-width: 859px) { .cl-controls { border-right: 0; border-bottom: 1px solid var(--color-border-primary); } }
.cl-field { display: flex; flex-direction: column; gap: .4rem; font-size: 12px; font-weight: 600; color: var(--color-text-secondary); }
.cl-field > span { display: flex; justify-content: space-between; align-items: baseline; gap: .5rem; }
.cl-field b { color: var(--color-accent-yellow); font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 11px; font-weight: 600; }
.cl input[type="range"] { width: 100%; accent-color: var(--color-accent-purple); }
.cl textarea { width: 100%; resize: vertical; padding: .6rem .7rem; border-radius: 10px; background: var(--color-bg-primary); border: 1px solid var(--color-border-primary); color: var(--color-text-secondary); font: 400 12px/1.55 "JetBrains Mono", ui-monospace, monospace; }
.cl textarea:focus-visible, .cl button:focus-visible, .cl input:focus-visible { outline: 2px solid var(--color-accent-yellow); outline-offset: 2px; }
.cl-seg { display: flex; border: 1px solid var(--color-border-primary); border-radius: 10px; overflow: hidden; }
.cl-seg button { flex: 1; padding: .45rem .5rem; font-size: 12px; font-weight: 600; color: var(--color-text-secondary); background: transparent; border: 0; cursor: pointer; transition: background .15s, color .15s; }
.cl-seg button + button { border-left: 1px solid var(--color-border-primary); }
.cl-seg button[aria-pressed="true"] { background: var(--color-accent-purple); color: #fff; }
.cl-link { background: none; border: 0; padding: 0; font-size: 11px; font-weight: 600; color: var(--color-accent-purple); cursor: pointer; text-decoration: underline; }
.cl-hint { margin: 0; font-size: 11px; color: var(--color-text-muted); line-height: 1.5; white-space: normal; }
.cl-out { padding: 1.25rem 1.5rem; min-width: 0; display: flex; flex-direction: column; gap: .9rem; }
.cl-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(7.5rem, 1fr)); gap: .6rem; }
.cl-stat { padding: .55rem .7rem; border-radius: 10px; border: 1px solid var(--color-border-primary); background: var(--color-bg-primary); display: flex; flex-direction: column; gap: .1rem; }
.cl-stat b { font-size: 1.15rem; font-weight: 800; color: var(--color-text-primary); }
.cl-stat span { font-size: 10px; color: var(--color-text-muted); line-height: 1.3; }
.cl-stat.good b, .good > b { color: #34d399; }
.cl-stat.bad b { color: #f87171; }
.cl-q { font-size: 12.5px; color: var(--color-text-secondary); line-height: 1.55; display: flex; flex-direction: column; gap: .3rem; white-space: normal; }
.cl-q span { font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--color-accent-yellow); }
.cl-q-res.good { color: #34d399; font-weight: 600; }
.cl-q-res.bad { color: #f87171; font-weight: 600; }
.cl-verdict { padding: .65rem .85rem; border-radius: 10px; border-left: 4px solid; font-size: 12.5px; line-height: 1.5; color: var(--color-text-secondary); white-space: normal; }
.cl-verdict.warn { border-color: var(--color-accent-yellow); background: #fbbf2414; }
.cl-verdict.good { border-color: var(--color-accent-green); background: #22c55e14; }
.cl-chunks { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .5rem; max-height: 26rem; overflow-y: auto; }
.cl-chunk { padding: .6rem .75rem; border-radius: 10px; border: 1px solid var(--color-border-primary); background: var(--color-bg-primary); }
.cl-chunk-head { display: flex; flex-wrap: wrap; align-items: center; gap: .35rem .6rem; margin-bottom: .35rem; font-size: 10.5px; color: var(--color-text-muted); }
.cl-chunk-head b { color: var(--color-accent-purple); font-size: 12px; }
.cl-chunk p { margin: 0; font: 400 12px/1.6 "JetBrains Mono", ui-monospace, monospace; color: var(--color-text-secondary); white-space: pre-wrap; overflow-wrap: anywhere; }
.cl-chunk mark { background: color-mix(in srgb, var(--color-accent-yellow) 28%, transparent); color: var(--color-text-primary); border-radius: 3px; padding: 0 1px; }
.cl-badge { padding: .05rem .45rem; border-radius: 9999px; font-size: 10px; font-weight: 600; border: 1px solid; }
.cl-badge.bad { color: #f87171; border-color: color-mix(in srgb, #ef4444 40%, transparent); background: color-mix(in srgb, #ef4444 10%, transparent); }
.cl-badge.good { color: #34d399; border-color: color-mix(in srgb, #22c55e 40%, transparent); background: color-mix(in srgb, #22c55e 10%, transparent); }
.cl-empty { font-size: 12px; color: var(--color-text-muted); padding: .25rem 0; }

/* ---------- code snippet panel ---------- */
.rag-viewtabs { display: inline-flex; border: 1px solid var(--color-border-primary); border-radius: 8px; overflow: hidden; flex: 0 0 auto; }
.rag-viewtabs button { padding: .2rem .65rem; font-size: 11px; font-weight: 600; color: var(--color-text-muted); background: transparent; border: 0; cursor: pointer; transition: background .15s, color .15s; }
.rag-viewtabs button + button { border-left: 1px solid var(--color-border-primary); }
.rag-viewtabs button:hover { color: var(--color-text-primary); }
.rag-viewtabs button[aria-selected="true"] { background: var(--color-accent-purple); color: #fff; }
.rag-codebar { display: flex; align-items: center; justify-content: space-between; padding: .3rem .9rem; border-bottom: 1px solid var(--color-border-primary); font: 600 10px "JetBrains Mono", ui-monospace, monospace; text-transform: uppercase; letter-spacing: .06em; color: var(--color-text-muted); }
.rag-copy { display: inline-flex; align-items: center; gap: .3rem; padding: .15rem .5rem; border-radius: 6px; border: 1px solid var(--color-border-primary); background: transparent; color: var(--color-text-secondary); font: 600 10px Inter, system-ui, sans-serif; text-transform: none; letter-spacing: 0; cursor: pointer; }
.rag-copy:hover { color: var(--color-text-primary); border-color: var(--color-border-hover); }
.rag-code { margin: 0; padding: .85rem 1rem; max-height: 20rem; overflow: auto; font: 400 12px/1.65 "JetBrains Mono", ui-monospace, monospace; color: var(--color-text-secondary); background: transparent; border: 0; border-radius: 0; tab-size: 4; }
.rag-code code { font: inherit; white-space: pre; background: none; padding: 0; border: 0; color: inherit; }
.rag-install { padding: .5rem 1rem; border-top: 1px solid var(--color-border-primary); font: 400 11px/1.5 "JetBrains Mono", ui-monospace, monospace; color: var(--color-text-muted); overflow-wrap: anywhere; background: var(--color-bg-tertiary); }
.rag-install span { color: #34d399; margin-right: .35rem; }
.tk-k { color: #c084fc; } .tk-s { color: #34d399; } .tk-c { color: var(--color-text-muted); font-style: italic; }
.tk-f { color: #60a5fa; } .tk-n { color: #fbbf24; } .tk-d { color: #f472b6; }
html.light .tk-k { color: #7c3aed; } html.light .tk-s { color: #047857; } html.light .tk-f { color: #1d4ed8; } html.light .tk-n { color: #b45309; } html.light .tk-d { color: #be185d; }

/* code view gets more room on wide screens so lines are not clipped */
@media (min-width: 1024px) {
  #rag-arch-widget .rag-panel.rag-panel-wide { width: 56%; flex: 0 0 56%; }
}
.rag-code::-webkit-scrollbar { height: 8px; width: 8px; }
.rag-code::-webkit-scrollbar-thumb { background: var(--color-border-hover); border-radius: 9999px; }

/* ---------- sidebar: dark course nav (matches reference design) ---------- */
.rag-sb-sec {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 6px 10px; border-radius: 8px;
  color: #cbd5e1; font-weight: 600; font-size: 13px; cursor: pointer;
  transition: background .15s, color .15s;
}
.rag-sb-sec:hover { background: rgba(148,163,184,.12); color: #e2e8f0; }
.rag-sb-sec .rag-sb-chev { width: 14px; height: 14px; flex: 0 0 14px; }
.rag-sb-head {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 10px; border-radius: 8px;
  color: #cbd5e1; font-weight: 600; font-size: 14px; cursor: pointer;
  transition: background .15s, color .15s;
}
.rag-sb-head:hover { background: rgba(148,163,184,.12); color: #e2e8f0; }
.rag-sb-sub { display: block; margin: 4px 0 8px 16px; }
.rag-sb-item {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 10px; border-radius: 8px;
  color: #94a3b8; font-size: 13px; text-decoration: none;
  transition: background .15s, color .15s;
}
.rag-sb-item:hover { background: rgba(148,163,184,.10); color: #e2e8f0; }
.rag-sb-item svg { width: 16px; height: 16px; flex: 0 0 16px; color: #94a3b8; }
.rag-sb-item.active {
  background: #7e22ce; color: #fff; font-weight: 600;
}
.rag-sb-item.active svg { color: #fff; }
.rag-sb-foot {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px; border-radius: 8px;
  color: #94a3b8; font-size: 13px; text-decoration: none;
  transition: background .15s, color .15s;
}
.rag-sb-foot:hover { background: rgba(148,163,184,.10); color: #e2e8f0; }
.rag-sb-foot svg { width: 16px; height: 16px; flex: 0 0 16px; color: #94a3b8; }

/* ---------- Knowledge Check Quiz ---------- */
.rq-card { border: 1px solid var(--color-border-primary); border-radius: 16px; background: var(--color-bg-card); overflow: hidden; margin-top: 1.5rem; }
.rq-head { padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--color-border-primary); background: color-mix(in srgb, var(--color-bg-primary) 80%, transparent); }
.rq-tag { display: inline-block; padding: .1rem .6rem; border-radius: 9999px; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--color-accent-yellow); background: color-mix(in srgb, var(--color-accent-yellow) 12%, transparent); border: 1px solid color-mix(in srgb, var(--color-accent-yellow) 30%, transparent); }
.rq-head h3 { margin: .5rem 0 .25rem; font-size: 1.25rem; font-weight: 800; color: var(--color-text-primary); }
.rq-head p { margin: 0; font-size: .85rem; color: var(--color-text-secondary); line-height: 1.55; white-space: normal; }
.rq-result { display: flex; align-items: center; gap: .75rem; margin-top: 1rem; padding: .75rem 1rem; border-radius: 12px; font-size: .875rem; font-weight: 600; line-height: 1.45; border: 1px solid; flex-wrap: wrap; }
.rq-excellent { color: #34d399; background: color-mix(in srgb, #22c55e 12%, transparent); border-color: color-mix(in srgb, #22c55e 35%, transparent); }
.rq-good      { color: #fbbf24; background: color-mix(in srgb, #fbbf24 12%, transparent); border-color: color-mix(in srgb, #fbbf24 35%, transparent); }
.rq-review    { color: #f87171; background: color-mix(in srgb, #ef4444 12%, transparent); border-color: color-mix(in srgb, #ef4444 35%, transparent); }
.rq-score { font-size: 1.35rem; font-weight: 900; min-width: 3rem; }
.rq-list { list-style: none; margin: 0; padding: 0; }
.rq-q { padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--color-border-primary); display: flex; flex-direction: column; gap: .75rem; }
.rq-q:last-child { border-bottom: 0; }
.rq-qtext { margin: 0; font-size: .95rem; font-weight: 700; color: var(--color-text-primary); line-height: 1.5; white-space: normal; }
.rq-opts { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .4rem; }
.rq-opt { display: flex; align-items: flex-start; gap: .6rem; width: 100%; padding: .6rem .85rem; border-radius: 10px; border: 1px solid var(--color-border-primary); background: transparent; color: var(--color-text-secondary); font-size: .875rem; text-align: left; cursor: pointer; transition: border-color .14s, background .14s; white-space: normal; line-height: 1.5; }
.rq-opt:hover:not(:disabled) { border-color: var(--color-accent-purple); background: color-mix(in srgb, var(--color-accent-purple) 7%, transparent); color: var(--color-text-primary); }
.rq-opt:focus-visible { outline: 2px solid var(--color-accent-yellow); outline-offset: 2px; }
.rq-opt:disabled { cursor: default; }
.rq-selected { border-color: var(--color-accent-purple); background: color-mix(in srgb, var(--color-accent-purple) 12%, transparent); color: var(--color-text-primary); }
.rq-correct  { border-color: #22c55e; background: color-mix(in srgb, #22c55e 12%, transparent); color: #34d399; }
.rq-wrong    { border-color: #ef4444; background: color-mix(in srgb, #ef4444 12%, transparent); color: #f87171; }
.rq-bullet { flex: 0 0 auto; width: 1.4rem; height: 1.4rem; display: inline-flex; align-items: center; justify-content: center; border-radius: 9999px; font-size: 11px; font-weight: 800; background: var(--color-bg-tertiary); border: 1px solid var(--color-border-primary); }
.rq-correct .rq-bullet { background: color-mix(in srgb, #22c55e 25%, transparent); border-color: #22c55e; }
.rq-wrong   .rq-bullet { background: color-mix(in srgb, #ef4444 25%, transparent); border-color: #ef4444; }
.rq-selected .rq-bullet { background: color-mix(in srgb, var(--color-accent-purple) 25%, transparent); border-color: var(--color-accent-purple); color: #fff; }
.rq-hint { display: flex; align-items: flex-start; gap: .4rem; font-size: .8rem; color: var(--color-text-muted); line-height: 1.5; padding: .4rem .6rem; border-radius: 8px; background: var(--color-bg-primary); white-space: normal; }
.rq-hint svg { flex: 0 0 auto; margin-top: .1rem; color: var(--color-accent-yellow); }
.rq-skipped { color: #f87171; }
.rq-skipped svg { color: #f87171; }
.rq-foot { display: flex; align-items: center; gap: 1rem; padding: 1.25rem 1.5rem; flex-wrap: wrap; border-top: 1px solid var(--color-border-primary); }
.rq-submit { padding: .6rem 1.35rem; border-radius: 9999px; border: 0; background: var(--color-accent-purple); color: #fff; font-size: .875rem; font-weight: 700; cursor: pointer; transition: opacity .14s, transform .14s; }
.rq-submit:hover { opacity: .88; transform: translateY(-1px); }
.rq-submit:focus-visible { outline: 2px solid var(--color-accent-yellow); outline-offset: 2px; }
.rq-reset { padding: .55rem 1.25rem; border-radius: 9999px; border: 1px solid var(--color-border-primary); background: transparent; color: var(--color-text-secondary); font-size: .875rem; font-weight: 600; cursor: pointer; transition: border-color .14s, color .14s; }
.rq-reset:hover { border-color: var(--color-accent-purple); color: var(--color-text-primary); }
.rq-hint-txt { font-size: .8rem; color: var(--color-text-muted); }
.rq-reviewlink { font-size: .85rem; font-weight: 600; color: var(--color-accent-purple); text-decoration: underline; text-underline-offset: 3px; }
html.light .rq-excellent { color: #059669; } html.light .rq-good { color: #b45309; } html.light .rq-review { color: #dc2626; }

/* ---------- RRF Scorer lab ---------- */
.rrf { border: 1px solid var(--color-border-primary); border-radius: 16px; background: var(--color-bg-card); overflow: hidden; margin-top: 1.5rem; }
.rrf-head { padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--color-border-primary); background: color-mix(in srgb, var(--color-bg-primary) 80%, transparent); }
.rrf-tag { display: inline-block; padding: .1rem .6rem; border-radius: 9999px; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--color-accent-cyan); background: color-mix(in srgb, var(--color-accent-cyan) 12%, transparent); border: 1px solid color-mix(in srgb, var(--color-accent-cyan) 30%, transparent); }
.rrf-head h3 { margin: .5rem 0 .25rem; font-size: 1.2rem; font-weight: 800; color: var(--color-text-primary); }
.rrf-head p { margin: 0; font-size: .85rem; color: var(--color-text-secondary); line-height: 1.55; white-space: normal; }
.rrf-query { padding: .65rem 1.5rem; font-size: .8rem; font-family: "JetBrains Mono", ui-monospace, monospace; color: var(--color-accent-cyan); background: color-mix(in srgb, var(--color-accent-cyan) 6%, transparent); border-bottom: 1px solid var(--color-border-primary); }
.rrf-query span { color: var(--color-text-muted); margin-right: .5rem; font-family: inherit; }
.rrf-k { padding: 1rem 1.5rem; border-bottom: 1px solid var(--color-border-primary); display: flex; flex-direction: column; gap: .4rem; }
.rrf-k label { font-size: 12px; font-weight: 600; color: var(--color-text-secondary); display: flex; align-items: center; gap: .5rem; }
.rrf-k label b { color: var(--color-accent-yellow); font-family: "JetBrains Mono", ui-monospace, monospace; }
.rrf-k input[type=range] { width: 100%; max-width: 30rem; accent-color: var(--color-accent-cyan); }
.rrf-k p { margin: 0; font-size: 11.5px; color: var(--color-text-muted); line-height: 1.55; white-space: normal; }
.rrf-grid { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: start; gap: .5rem; padding: 1.25rem 1.5rem; overflow-x: auto; }
@media (max-width: 759px) { .rrf-grid { grid-template-columns: 1fr; } .rrf-arrow { display: none !important; } }
.rrf-arrow { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 0 .75rem; color: var(--color-text-muted); font-size: 1.1rem; padding-top: 2rem; gap: .15rem; }
.rrf-arrow span { font-size: 10px; font-weight: 700; letter-spacing: .06em; }
.rrf-list { min-width: 0; }
.rrf-fused { min-width: 0; }
.rrf-list-title { font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--color-text-muted); padding: .3rem .5rem .5rem; }
.rrf-list ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .25rem; }
.rrf-item { display: flex; align-items: flex-start; gap: .5rem; padding: .4rem .5rem; border-radius: 8px; border: 1px solid transparent; font-size: 11.5px; color: var(--color-text-muted); cursor: default; transition: background .12s, border-color .12s; }
.rrf-item:focus-visible { outline: 2px solid var(--color-accent-yellow); outline-offset: 2px; }
.rrf-intop { color: var(--color-text-secondary); background: color-mix(in srgb, var(--color-accent-cyan) 8%, transparent); border-color: color-mix(in srgb, var(--color-accent-cyan) 25%, transparent); }
.rrf-hi { background: color-mix(in srgb, var(--color-accent-yellow) 14%, transparent) !important; border-color: var(--color-accent-yellow) !important; color: var(--color-text-primary) !important; }
.rrf-rank { flex: 0 0 1.25rem; font-size: 10px; font-weight: 800; color: var(--color-accent-purple); font-family: "JetBrains Mono", ui-monospace, monospace; padding-top: .1rem; }
.rrf-lbl { flex: 1 1 0; min-width: 0; line-height: 1.45; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.rrf-sc { flex: 0 0 auto; font-size: 10px; font-family: "JetBrains Mono", ui-monospace, monospace; color: var(--color-accent-cyan); padding-top: .1rem; }
.rrf-ranks { display: none; }
.rrf-fused .rrf-ranks { display: block; font-size: 10px; color: var(--color-text-muted); flex: 0 0 auto; padding-top: .1rem; font-family: "JetBrains Mono", ui-monospace, monospace; }
.rrf-formula { padding: .65rem 1.5rem; font-size: 11px; color: var(--color-text-muted); border-top: 1px solid var(--color-border-primary); background: var(--color-bg-primary); white-space: normal; line-height: 1.6; overflow-wrap: anywhere; }
.rrf-formula span { color: var(--color-text-secondary); font-weight: 600; margin-right: .35rem; }
.rrf-fex { font-family: "JetBrains Mono", ui-monospace, monospace; color: var(--color-accent-cyan); }