/* INPUT PANELS — Rules + Catalogue */
.io-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:0 6px 20px rgba(15,23,42,.05);position:relative;overflow:hidden;display:flex;flex-direction:column}
.panel::before{content:'';position:absolute;top:0;left:0;right:0;height:3px}
.panel.rules::before{background:linear-gradient(90deg,var(--blue),var(--blue-2))}
.panel.cat::before{background:linear-gradient(90deg,var(--teal),var(--teal-2))}
.panel.proc::before{background:linear-gradient(90deg,var(--cyan),var(--sky))}
.panel-head{padding:18px 22px 12px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.panel-head .pl{display:flex;align-items:center;gap:12px}
.panel-head .pi{font-size:1.6em}
.panel-head .pt{font-family:var(--font-display);font-weight:700;font-size:1.15em;color:var(--ink)}
.panel-head .ps{font-size:.78em;color:var(--text4);font-weight:500;margin-top:2px}
.panel-head .badge{font-size:.66em;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;padding:4px 10px;border-radius:8px}
.panel.rules .badge{color:var(--blue);background:var(--blue-lt);border:1px solid #BFDBFE}
.panel.cat .badge{color:var(--teal);background:var(--teal-lt);border:1px solid #99F6E4}
.panel-body{padding:18px 22px;flex:1;min-height:0;display:flex;flex-direction:column;gap:12px}

/* Rule list (declarative tree visualisation) */
.rule-cat{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#FAFBFE}
.rule-cat summary{cursor:pointer;list-style:none;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:700;color:var(--ink);font-size:.95em}
.rule-cat summary::-webkit-details-marker{display:none}
.rule-cat summary::after{content:'▾';color:var(--text4);font-size:.85em;transition:transform .2s}
.rule-cat[open] summary::after{transform:rotate(180deg)}
.rule-cat .summary-left{display:flex;align-items:center;gap:10px}
.rule-cat .summary-icon{font-size:1.2em}
.rule-cat .summary-blurb{padding:0 16px 8px;font-size:.82em;color:var(--text3);line-height:1.5}
.rule-cat .cat-meta{font-family:var(--font-mono);font-size:.74em;color:var(--text4);font-weight:500}
.rule-cat .seg-list{padding:8px 16px 16px;display:grid;grid-template-columns:1fr 1fr;gap:10px}

.seg-tile{padding:10px 12px;border-radius:10px;background:#FFF;border:1px solid var(--line)}
.seg-tile .sl{font-size:.66em;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--text4);margin-bottom:4px}
.seg-tile.q .sl{color:var(--blue)}
.seg-tile.w .sl{color:var(--teal)}
.seg-tile.c .sl{color:var(--cyan)}
.seg-tile.r .sl{color:var(--green-2)}
.seg-tile .sb{font-size:.82em;color:var(--text2);font-family:var(--font-mono);line-height:1.5;white-space:pre-wrap}
.seg-tile .sb .grp{display:block;padding:4px 8px;margin:3px 0;border-left:2px solid var(--line);background:rgba(15,23,42,.02);border-radius:0 6px 6px 0;font-size:.92em}
.seg-tile .sb .op{color:var(--blue);font-weight:700}
.seg-tile .sb .at{color:var(--teal);font-weight:600}
.seg-tile .sb .vl{background:var(--gold-lt);padding:0 4px;border-radius:3px;color:var(--gold)}

/* Category chips */
.cat-chip{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:14px;font-size:.7em;font-weight:700;letter-spacing:.5px;font-family:var(--font-sans);text-transform:uppercase}
.cat-chip.feature{background:var(--blue-lt);color:var(--blue);border:1px solid #BFDBFE}
.cat-chip.library{background:var(--teal-lt);color:var(--teal);border:1px solid #99F6E4}
.cat-chip.series{background:var(--cyan-lt);color:var(--cyan);border:1px solid #A5F3FC}
.cat-chip.dts{background:var(--gold-lt);color:var(--gold);border:1px solid #FCD34D}
.cat-chip.dot{width:8px;height:8px;border-radius:50%;padding:0;display:inline-block}
.cat-chip.dot.feature{background:var(--blue);border:none}
.cat-chip.dot.library{background:var(--teal);border:none}
.cat-chip.dot.series{background:var(--cyan);border:none}
.cat-chip.dot.dts{background:var(--gold);border:none}

/* Catalogue table */
.cat-table{width:100%;border-collapse:collapse;font-size:.85em}
.cat-table th{text-align:left;padding:8px 10px;background:#F8FAFD;font-size:.72em;letter-spacing:1.5px;text-transform:uppercase;color:var(--text4);font-weight:700;border-bottom:1px solid var(--line);position:sticky;top:0}
.cat-table td{padding:9px 10px;border-bottom:1px solid var(--line);color:var(--text2);font-family:var(--font-mono);font-size:.82em;white-space:nowrap}
.cat-table tr:hover td{background:#F8FAFD}
.cat-scroll{max-height:380px;overflow:auto;border:1px solid var(--line);border-radius:10px}
.cat-table .tt{font-family:var(--font-display);font-weight:700;color:var(--ink);font-size:1.05em;white-space:normal}

/* Start-date window — visual renderer
   ------------------------------------------------------------------ */
.seg-tile.w .win-viz{display:flex;flex-direction:column;gap:8px;margin-top:2px}
.win-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.win-kind{
  font-family:var(--font-brand);font-size:.62em;font-weight:700;
  letter-spacing:1.4px;text-transform:uppercase;
  padding:3px 8px;border-radius:999px;border:1px solid;
}
.win-kind.k-min{background:var(--teal-lt);color:var(--teal);border-color:#99F6E4}
.win-kind.k-max{background:var(--gold-lt);color:var(--gold);border-color:#FCD34D}
.win-dur-tag{
  font-family:var(--font-mono);font-size:.7em;color:var(--text3);
  background:#F1F5F9;border:1px solid var(--line);
  padding:2px 8px;border-radius:999px;
}

.win-rows{display:flex;flex-direction:column;gap:5px;padding-top:2px}
.win-row{display:grid;grid-template-columns:140px 1fr;align-items:center;gap:8px}
.win-anchor{
  font-size:.74em;color:var(--text2);font-weight:600;line-height:1.25;
  font-family:var(--font-sans);
}
.win-fb{
  display:inline-block;margin-left:6px;font-size:.78em;font-weight:700;
  letter-spacing:.5px;text-transform:uppercase;color:var(--gold);
  background:var(--gold-lt);border:1px solid #FCD34D;
  padding:0 5px;border-radius:4px;vertical-align:middle;
}

.win-track{
  position:relative;display:flex;align-items:center;gap:8px;
  height:18px;background:repeating-linear-gradient(90deg,#EEF2F7 0 1px,transparent 1px 24px);
  border-radius:6px;padding-left:8px;
}
.win-track::before{
  content:'';position:absolute;left:6px;top:50%;width:7px;height:7px;
  border-radius:50%;background:var(--ink);transform:translateY(-50%);
  box-shadow:0 0 0 2px #fff;z-index:2;
}
.win-bar{
  height:8px;border-radius:4px;display:block;margin-left:4px;
  background:linear-gradient(90deg,var(--teal-2),var(--teal));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);
}
.win-bar.k-max{background:linear-gradient(90deg,#FCD34D,var(--gold))}
.win-bar-dur{background:linear-gradient(90deg,var(--blue),var(--blue-2));height:10px}
.win-offset{
  font-family:var(--font-mono);font-size:.72em;color:var(--text3);font-weight:600;
  white-space:nowrap;
}

.win-row.win-duration{
  margin-top:4px;padding-top:6px;border-top:1px dashed var(--line);
}
.win-row.win-duration .win-anchor{color:var(--blue-2)}
.win-row.win-duration .win-track::before{background:var(--blue-2)}

.win-caption{
  font-size:.72em;color:var(--text3);line-height:1.5;
  padding-top:4px;border-top:1px dotted var(--line);
}

@media (max-width:640px){
  .win-row{grid-template-columns:1fr}
  .win-anchor{font-size:.78em}
}

/* Compact "attr op value" condition chip — shared by caps & rate
   ------------------------------------------------------------------ */
.cond-chip{
  display:inline-flex;align-items:center;gap:4px;font-size:.7em;line-height:1.2;
  padding:2px 6px;border-radius:6px;background:#F8FAFD;border:1px solid var(--line);
  font-family:var(--font-sans);
}
.cond-chip .cc-attr{color:var(--teal);font-weight:700}
.cond-chip .cc-op  {color:var(--text3);font-weight:500}
.cond-chip .cc-val {color:var(--gold);font-weight:700;background:var(--gold-lt);padding:0 4px;border-radius:3px}

/* Caps — visual renderer
   ------------------------------------------------------------------ */
.seg-tile.c .cap-viz{display:flex;flex-direction:column;gap:8px;margin-top:2px}
.cap-head{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.cap-tag{
  font-family:var(--font-brand);font-size:.6em;font-weight:700;
  letter-spacing:1.4px;text-transform:uppercase;
  padding:3px 8px;border-radius:999px;border:1px solid;
}
.cap-tag-total{background:var(--cyan-lt);color:var(--cyan);border-color:#A5F3FC}
.cap-tag-trend.trend-growing   {background:var(--green-lt);color:var(--green-2);border-color:#86EFAC}
.cap-tag-trend.trend-tightening{background:var(--red-lt);color:var(--red);border-color:#FCA5A5}
.cap-tag-trend.trend-flat      {background:#F1F5F9;color:var(--text3);border-color:var(--line)}
.cap-of{
  font-family:var(--font-mono);font-size:.7em;color:var(--text3);
  background:#F1F5F9;border:1px solid var(--line);
  padding:2px 8px;border-radius:999px;
}

.cap-bars{
  display:grid;grid-template-columns:repeat(4,1fr);gap:8px;
  height:78px;align-items:end;
  padding:6px 4px 0;border-bottom:1px solid var(--line);
}
.cap-col{display:flex;flex-direction:column;align-items:center;gap:4px;height:100%}
.cap-bar-wrap{
  position:relative;width:100%;flex:1;display:flex;align-items:flex-end;justify-content:center;
}
.cap-bar{
  width:70%;border-radius:5px 5px 0 0;
  background:linear-gradient(180deg,var(--cyan) 0%,var(--blue) 100%);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);min-height:6px;
}
.cap-num{
  position:absolute;top:-2px;left:50%;transform:translate(-50%,-100%);
  font-family:var(--font-mono);font-size:.72em;font-weight:700;color:var(--ink);
}
.cap-tlabel{
  font-family:var(--font-mono);font-size:.7em;font-weight:600;color:var(--text3);
}

.cap-overrides{display:flex;flex-direction:column;gap:4px}
.cap-ov{
  display:flex;align-items:center;gap:6px;flex-wrap:wrap;
  padding:5px 8px;border-radius:8px;background:var(--gold-lt);
  border:1px dashed #FCD34D;
}
.cap-ov-arrow{color:var(--text3);font-weight:700;font-size:.85em}
.cap-ov-cap{
  font-family:var(--font-mono);font-size:.74em;font-weight:700;color:var(--gold);
  background:#fff;border:1px solid #FCD34D;padding:1px 6px;border-radius:4px;
}

/* Rate card — visual renderer
   ------------------------------------------------------------------ */
.seg-tile.r .rate-viz{display:flex;flex-direction:column;gap:8px;margin-top:2px}
.rate-head{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.rate-tag{
  font-family:var(--font-brand);font-size:.6em;font-weight:700;
  letter-spacing:1.4px;text-transform:uppercase;
  padding:3px 8px;border-radius:999px;border:1px solid;
}
.rate-cur{background:var(--green-lt);color:var(--green-2);border-color:#86EFAC}
.rate-ep {background:var(--cyan-lt);color:var(--cyan);border-color:#A5F3FC}
.rate-esc{background:var(--gold-lt);color:var(--gold);border-color:#FCD34D}

.rate-rows{display:flex;flex-direction:column;gap:6px}
.rate-row{
  display:grid;grid-template-columns:38px 1fr;gap:8px;align-items:center;
  padding:6px 8px;border-radius:8px;background:#FAFBFE;border:1px solid var(--line);
}
.rt-badge{
  display:grid;place-items:center;width:32px;height:32px;border-radius:8px;
  background:linear-gradient(135deg,var(--green-2),var(--green));color:#fff;
  font-family:var(--font-brand);font-weight:800;font-size:.78em;letter-spacing:.5px;
}
.rate-cond{display:flex;flex-wrap:wrap;gap:4px;grid-column:2;margin-bottom:2px}
.rate-bars{grid-column:2;display:flex;flex-direction:column;gap:3px}
.rate-bar-line{
  position:relative;display:flex;align-items:center;gap:8px;
  height:14px;
}
.rate-bar{
  height:8px;border-radius:4px;display:block;
  background:linear-gradient(90deg,var(--green-2),var(--green));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);
}
.rate-bar.rate-mg{background:linear-gradient(90deg,#A7F3D0,var(--teal-2));height:6px;opacity:.85}
.rate-num{
  font-family:var(--font-mono);font-size:.74em;font-weight:700;color:var(--ink);
  white-space:nowrap;display:inline-flex;align-items:baseline;gap:4px;
}
.rate-num small{
  font-weight:600;font-size:.78em;color:var(--text4);text-transform:uppercase;
  letter-spacing:.6px;
}
.rate-num-mg{color:var(--teal)}

/* Qualifier tree — visual renderer
   ------------------------------------------------------------------ */
.qt-tile-head{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  flex-wrap:wrap;margin-bottom:6px;
}
.qt-tile-head .sl{margin-bottom:0}
.qt-yf-chip{
  font-family:var(--font-mono);font-size:.66em;font-weight:600;color:var(--blue-2);
  background:var(--blue-lt);border:1px solid #BFDBFE;
  padding:2px 8px;border-radius:999px;letter-spacing:.2px;
}

.qt-viz{display:flex;flex-direction:column;gap:4px;font-family:var(--font-sans)}

/* Group node (AND / OR / NOT) */
.qt-grp{
  display:flex;flex-direction:column;gap:4px;
  border-radius:8px;padding:6px 8px 6px 8px;
  background:rgba(15,23,42,.02);border:1px solid var(--line);
  position:relative;
}
.qt-grp.qt-and{background:rgba(37,99,235,.05);border-color:#BFDBFE}
.qt-grp.qt-or {background:rgba(13,148,136,.06);border-color:#99F6E4}
.qt-grp.qt-not{background:rgba(220,38,38,.05);border-color:#FCA5A5}

.qt-grp-head{
  display:flex;align-items:center;gap:6px;line-height:1;
}
.qt-op{
  font-family:var(--font-brand);font-size:.62em;font-weight:800;
  letter-spacing:1.6px;text-transform:uppercase;
  padding:3px 7px;border-radius:5px;color:#fff;
}
.qt-op-and{background:var(--blue)}
.qt-op-or {background:var(--teal)}
.qt-op-not{background:var(--red)}
.qt-grp-label{
  font-size:.74em;font-weight:600;color:var(--text2);
  text-transform:lowercase;letter-spacing:.2px;
}
.qt-grp-count{
  margin-left:auto;font-family:var(--font-mono);font-size:.68em;font-weight:700;
  color:var(--text3);background:#fff;border:1px solid var(--line);
  padding:1px 6px;border-radius:999px;
}

/* Children container with a vertical guide line in parent's color */
.qt-children{
  display:flex;flex-direction:column;gap:4px;
  margin:2px 0 0 8px;padding-left:10px;
  border-left:2px solid var(--line);
}
.qt-and > .qt-children{border-left-color:var(--blue)}
.qt-or  > .qt-children{border-left-color:var(--teal)}
.qt-not > .qt-children{border-left-color:var(--red)}

/* Leaf node — attr · op · value chip */
.qt-leaf{
  display:inline-flex;align-items:center;gap:6px;flex-wrap:wrap;
  padding:4px 8px;border-radius:6px;
  background:#fff;border:1px solid var(--line);
  font-size:.78em;line-height:1.2;width:fit-content;
}
.qt-leaf .qt-attr  {color:var(--teal);font-weight:700}
.qt-leaf .qt-op-tag{color:var(--text3);font-weight:500;font-style:italic}
.qt-leaf .qt-val   {
  color:var(--gold);font-weight:700;background:var(--gold-lt);
  padding:0 5px;border-radius:3px;font-family:var(--font-mono);font-size:.94em;
}
.qt-leaf .qt-floor{font-style:italic;color:var(--blue-2);font-weight:700}

/* Inside NOT, leaves get a subtle red tint to read as "but not …" */
.qt-not > .qt-children > .qt-leaf{
  background:#FFF5F5;border-color:#FECACA;
}
.qt-not > .qt-children > .qt-leaf .qt-attr{color:var(--red)}

/* Override pre-wrap from .seg-tile .sb if anything bleeds in */
.seg-tile.q .qt-viz, .seg-tile.q .qt-viz *{white-space:normal}