/* ============================================================
   Mellio Data Analyzer — panel styles (da-*).
   Sits inside #drAnalyzePane next to data-room.css; every color,
   face and timing comes from mellio-visual.css tokens.
   Quiet at rest, alive under the hand.
   ============================================================ */

#dataRoom .da-root { position: relative; overflow: hidden; margin-bottom: 22px; }
#dataRoom .da-root .mv-beam { z-index: 4; }

/* views crossfade inside the panel */
#dataRoom .da-view { transition: opacity .3s var(--mv-ease), transform .3s var(--mv-ease); }
#dataRoom .da-view.is-out { opacity: 0; transform: translateY(8px); pointer-events: none; position: absolute; width: 100%; }

/* ---------- shared small voices ---------- */
#dataRoom .da-cap {
  font-family: var(--mv-mono); font-size: 9.5px; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase; color: var(--mv-ink-40);
}
#dataRoom .da-vtype {
  font-family: var(--mv-mono); font-size: 9px; color: var(--mv-ink-40);
  flex: none; position: relative; top: -1px;
}
#dataRoom .da-ghost {
  font: 600 11px/1 var(--mv-sans); cursor: pointer; border: none; border-radius: 6px;
  display: inline-flex; align-items: center; gap: 5px; padding: 6px 8px;
  background: none; color: var(--mv-ink-55);
  transition: all .18s var(--mv-ease);
}
#dataRoom .da-ghost:hover { background: var(--mv-ink-05); color: var(--mv-ink); }
#dataRoom .da-ghost.danger:hover { color: #8a2a22; }

/* ---------- catalog ---------- */
#dataRoom .da-sec { margin-top: 14px; }
#dataRoom .da-sec-head {
  display: flex; align-items: baseline; gap: 8px;
  padding: 9px 0 5px; border-top: 1px solid var(--mv-ink-08); position: relative;
}
#dataRoom .da-sec-head::before {
  content: ""; position: absolute; top: -1px; left: 0; width: 22px; height: 2px;
  background: var(--mv-ink); transition: width .4s var(--mv-ease);
}
#dataRoom .da-sec:hover .da-sec-head::before { width: 48px; }
#dataRoom .da-catsearch {
  margin-left: auto; border: none; outline: none; background: none;
  font: 11.5px var(--mv-sans); color: var(--mv-ink); text-align: right;
  border-bottom: 1px solid transparent; padding: 2px 0; width: 96px;
  transition: border-color .2s var(--mv-ease), width .2s var(--mv-ease);
}
#dataRoom .da-catsearch:focus { border-bottom-color: var(--mv-blue-mid); width: 130px; }
#dataRoom .da-catsearch::placeholder { color: var(--mv-ink-30); }

#dataRoom .da-catrow { border-radius: 8px; transition: background .18s var(--mv-ease); padding: 2px 0 4px; }
#dataRoom .da-catrow:hover { background: var(--mv-ink-05); }
#dataRoom .da-catmain {
  display: block; width: 100%; text-align: left; background: none; border: none;
  cursor: pointer; padding: 7px 8px 1px; font: inherit;
}
#dataRoom .da-name {
  display: block; font-family: var(--mv-serif); font-size: 15px; font-weight: 500;
  color: var(--mv-ink); letter-spacing: -.005em; line-height: 1.3;
}
#dataRoom .da-q { display: block; font-size: 11.5px; color: var(--mv-ink-70); margin-top: 1px; }
#dataRoom .da-meta {
  display: block; font-family: var(--mv-mono); font-size: 9px; letter-spacing: .02em;
  color: var(--mv-ink-40); margin-top: 3px;
}
#dataRoom .da-catrow:hover .da-meta { color: var(--mv-ink-55); }
#dataRoom .da-tests { display: flex; flex-wrap: wrap; gap: 3px; padding: 3px 8px 6px; }
#dataRoom .da-pin {
  font: 500 10px/1 var(--mv-sans); color: var(--mv-ink-55); cursor: pointer;
  background: none; border: none; border-radius: 5px; padding: 4px 7px;
  box-shadow: inset 0 0 0 1px var(--mv-ink-08);
  transition: all .18s var(--mv-ease);
}
#dataRoom .da-pin:hover { color: var(--mv-ink); box-shadow: inset 0 0 0 1px var(--mv-ink-30); transform: translateY(-1px); }
#dataRoom .da-pin.is-hit { color: var(--mv-blue); box-shadow: inset 0 0 0 1px var(--mv-blue-mid); }

#dataRoom .da-sugrow {
  display: flex; align-items: baseline; gap: 8px; width: 100%; text-align: left;
  background: none; border: none; cursor: pointer; padding: 7px 8px; border-radius: 8px;
  font-family: var(--mv-serif); font-style: italic; font-size: 12.5px;
  color: var(--mv-ink-55); line-height: 1.5; transition: background .18s var(--mv-ease), color .18s var(--mv-ease);
}
#dataRoom .da-sugrow:hover { background: var(--mv-ink-05); color: var(--mv-ink); }
#dataRoom .da-sugrow b { font-style: normal; font-family: var(--mv-sans); font-weight: 600; font-size: 11.5px; color: var(--mv-ink-70); }
#dataRoom .da-go {
  margin-left: auto; font-family: var(--mv-mono); font-style: normal; font-size: 10px;
  color: var(--mv-ink-30); transition: transform .18s var(--mv-ease);
}
#dataRoom .da-sugrow:hover .da-go { transform: translateX(2px); color: var(--mv-ink-55); }
#dataRoom .da-empty { padding: 22px 0 8px; }

/* ---------- the sentence + slots ---------- */
#dataRoom .da-backrow { padding: 8px 0 0; }
#dataRoom .da-sentence {
  font-family: var(--mv-serif); font-size: 15.5px; line-height: 2.15;
  color: var(--mv-ink-70); padding: 10px 0 2px; letter-spacing: -.005em;
}
#dataRoom .da-slot {
  display: inline-flex; align-items: center; gap: 5px; vertical-align: baseline; cursor: pointer;
  font: 600 11.5px/1 var(--mv-sans); color: var(--mv-ink-40);
  background: #fff; border: none; border-radius: 7px; padding: 5px 9px; margin: 0 1px;
  position: relative; top: -1px; max-width: calc(100% - 4px);
  box-shadow: inset 0 0 0 1px var(--mv-ink-12);
  transition: box-shadow .2s var(--mv-ease), color .2s var(--mv-ease), transform .12s var(--mv-ease);
}
#dataRoom .da-slot:hover { box-shadow: inset 0 0 0 1px var(--mv-blue-mid), 0 3px 10px -5px rgba(20,24,33,.3); transform: translateY(-1px); }
#dataRoom .da-slot.is-empty {
  box-shadow: none;
  background-image:
    repeating-linear-gradient(90deg, var(--mv-ink-30) 0 4px, transparent 4px 8px),
    repeating-linear-gradient(90deg, var(--mv-ink-30) 0 4px, transparent 4px 8px),
    repeating-linear-gradient(0deg, var(--mv-ink-30) 0 4px, transparent 4px 8px),
    repeating-linear-gradient(0deg, var(--mv-ink-30) 0 4px, transparent 4px 8px);
  background-size: 100% 1px, 100% 1px, 1px 100%, 1px 100%;
  background-position: 0 0, 0 100%, 0 0, 100% 0;
  background-repeat: no-repeat;
}
#dataRoom .da-slot.is-armed { box-shadow: inset 0 0 0 1.5px var(--mv-blue), 0 3px 12px -5px rgba(45,74,110,.45); color: var(--mv-blue); }
#dataRoom .da-slot.is-filled { color: var(--mv-ink); }
#dataRoom .da-slot-label { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#dataRoom .da-slot .da-x { font-family: var(--mv-mono); font-size: 10px; color: var(--mv-ink-30); padding-left: 2px; }
#dataRoom .da-slot .da-x:hover { color: var(--mv-ink); }
#dataRoom .da-policy {
  font: 400 8.5px/1 var(--mv-mono); color: var(--mv-blue);
  background: var(--mv-blue-soft); border-radius: 4px; padding: 2px 5px;
}
#dataRoom .da-opt { font: italic 400 10.5px/1 var(--mv-serif); color: var(--mv-ink-30); text-transform: none; }
/* the inline test value: a slot that holds a number you type */
#dataRoom .da-muchip { cursor: text; }
#dataRoom .da-muchip input {
  border: none; outline: none; background: none; width: 46px;
  font: 600 12px var(--mv-mono); color: var(--mv-ink); padding: 0;
  font-variant-numeric: tabular-nums;
}
#dataRoom .da-muchip:focus-within { box-shadow: inset 0 0 0 1.5px var(--mv-blue), 0 3px 12px -5px rgba(45,74,110,.45); }
/* pair picker: level chips, two to choose */
#dataRoom .da-pairchips { padding-left: 14px; align-items: center; }
#dataRoom .da-pairchip {
  font: 600 10.5px/1 var(--mv-sans); color: var(--mv-ink-70); cursor: pointer;
  background: #fff; border: none; border-radius: 6px; padding: 5px 8px;
  box-shadow: inset 0 0 0 1px var(--mv-ink-12);
  transition: all .18s var(--mv-ease);
}
#dataRoom .da-pairchip span { font-family: var(--mv-mono); font-size: 8.5px; color: var(--mv-ink-40); font-weight: 400; }
#dataRoom .da-pairchip:hover { transform: translateY(-1px); box-shadow: inset 0 0 0 1px var(--mv-blue-mid), 0 3px 10px -5px rgba(20,24,33,.3); }
#dataRoom .da-pairchip.is-sel { background: var(--mv-ink); color: #fff; box-shadow: none; }
#dataRoom .da-pairchip.is-sel span { color: rgba(255,255,255,.6); }

/* manual measurement-set builder: a checklist that records pick order */
#dataRoom .da-setpick.is-sel { background: var(--mv-blue-soft); box-shadow: inset 2px 0 0 var(--mv-blue); }
#dataRoom .da-setpick.is-sel .da-nm { color: var(--mv-blue); font-weight: 600; }
#dataRoom .da-setnum {
  margin-left: auto; flex: none; width: 16px; height: 16px; border-radius: 50%;
  background: var(--mv-blue); color: #fff; font: 600 9px/16px var(--mv-mono);
  text-align: center;
}
#dataRoom .da-setpick.is-sel .da-rowmeta { display: none; }
#dataRoom .da-setbuildfoot { padding-top: 8px; }
/* the +add / +step / +interaction controls read as real buttons, not whispers */
#dataRoom .da-add {
  font: 600 11px/1 var(--mv-sans); color: var(--mv-ink-70); cursor: pointer;
  display: inline-flex; align-items: center; gap: 5px;
  background: #fff; border: none; border-radius: 7px; padding: 7px 11px;
  box-shadow: inset 0 0 0 1px var(--mv-ink-12), 0 1px 2px rgba(20,24,33,.04);
  transition: all .2s var(--mv-ease);
}
#dataRoom .da-add:hover { transform: translateY(-1px); color: var(--mv-ink); box-shadow: inset 0 0 0 1px var(--mv-ink-30), 0 4px 12px -4px rgba(20,24,33,.25); }
#dataRoom .da-add:active { transform: none; }
/* +step is the key hierarchical action — it carries the accent */
#dataRoom .da-add-step { color: var(--mv-blue); box-shadow: inset 0 0 0 1px var(--mv-blue-mid), 0 1px 2px rgba(20,24,33,.04); }
#dataRoom .da-add-step:hover { color: var(--mv-blue); box-shadow: inset 0 0 0 1px var(--mv-blue), 0 4px 12px -4px rgba(45,74,110,.3); }
#dataRoom .da-add-instep { font-size: 10.5px; padding: 5px 9px; }
#dataRoom .da-add.is-on { color: var(--mv-blue); box-shadow: inset 0 0 0 1px var(--mv-blue), 0 4px 12px -4px rgba(45,74,110,.3); background: var(--mv-blue-soft); }
#dataRoom .da-add .da-subtle { font-family: var(--mv-mono); font-size: 8.5px; color: currentColor; opacity: .6; }

/* hierarchical step cards: structure in ink (a left tab), not boxes */
#dataRoom .da-step { position: relative; padding-left: 13px; margin-top: 12px; }
#dataRoom .da-step::before {
  content: ""; position: absolute; left: 0; top: 3px; bottom: 6px; width: 2px;
  border-radius: 2px; background: var(--mv-ink-12);
}
#dataRoom .da-step:first-child::before { background: var(--mv-blue-mid); }
#dataRoom .da-step-head { display: flex; align-items: baseline; gap: 8px; margin-bottom: 7px; }
#dataRoom .da-step-head .da-cap { color: var(--mv-ink-70); }
#dataRoom .da-step-body { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
#dataRoom .da-stepfoot { margin-top: 12px; }

/* regression: block divider in the predictor sentence */
#dataRoom .da-divider {
  font-family: var(--mv-serif); font-style: italic; font-size: 13px; color: var(--mv-blue);
  white-space: nowrap; opacity: .8;
}
/* regression extras row: interaction chips + the +add/+step/+interaction controls */
#dataRoom .da-regextras:empty { display: none; }
#dataRoom .da-regextras { margin-top: 8px; display: flex; flex-direction: column; gap: 8px; }
#dataRoom .da-interrow { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
#dataRoom .da-interrow .da-cap { margin-right: 2px; }
#dataRoom .da-interchip {
  display: inline-flex; align-items: center; gap: 5px;
  font: 600 11px/1 var(--mv-sans); color: var(--mv-ink);
  background: #fff; border-radius: 7px; padding: 5px 8px;
  box-shadow: inset 0 0 0 1px var(--mv-blue-mid);
}
#dataRoom .da-interchip .da-x { font-family: var(--mv-mono); font-size: 10px; color: var(--mv-ink-30); cursor: pointer; }
#dataRoom .da-interchip .da-x:hover { color: var(--mv-ink); }
#dataRoom .da-regctrls { display: flex; gap: 6px; flex-wrap: wrap; }
/* cross mode: predictors invite a tap, picked ones ink in */
#dataRoom .da-sentence.is-crossing .da-slot.is-crossable { box-shadow: inset 0 0 0 1px var(--mv-blue-mid); cursor: pointer; }
#dataRoom .da-sentence.is-crossing .da-slot.is-crosspick { background: var(--mv-ink); color: #fff; box-shadow: none; }
#dataRoom .da-sentence.is-crossing .da-slot.is-crosspick .da-vtype { color: rgba(255,255,255,.6); }

/* the glide chip rides above everything */
.da-glide {
  position: fixed; z-index: 80; pointer-events: none;
  display: inline-flex; align-items: center; gap: 5px;
  font: 600 11.5px/1 var(--mv-sans); color: var(--mv-ink);
  background: #fff; border-radius: 7px; padding: 5px 9px;
  box-shadow: inset 0 0 0 1px var(--mv-blue-mid), 0 8px 22px -8px rgba(45,74,110,.5);
  transition: transform .42s var(--mv-dock), opacity .2s var(--mv-ease);
}
.da-glide .da-vtype { font-family: var(--mv-mono); font-size: 9px; color: var(--mv-ink-40); }

/* ---------- the shelf ---------- */
#dataRoom .da-shelf {
  overflow: hidden; max-height: 0; opacity: 0; transform: translateY(-4px);
  transition: max-height .3s var(--mv-ease), opacity .25s var(--mv-ease), transform .3s var(--mv-ease);
}
#dataRoom .da-shelf.open { max-height: 380px; opacity: 1; transform: none; }
#dataRoom .da-shelf-inner {
  border: 1px solid var(--mv-ink-08); border-radius: 9px; padding: 7px; margin-top: 6px;
  background: #fff; box-shadow: 0 10px 26px -14px rgba(20,24,33,.25);
}
#dataRoom .da-shelf-search {
  display: flex; align-items: center; gap: 7px; padding: 2px 5px 7px;
  border-bottom: 1px solid var(--mv-ink-05);
}
#dataRoom .da-shelf-search input {
  border: none; outline: none; flex: 1; min-width: 0;
  font: 12px var(--mv-sans); color: var(--mv-ink); background: none; padding: 3px 0;
}
#dataRoom .da-shelf-search input::placeholder { color: var(--mv-ink-30); }
#dataRoom .da-keyhint { font-family: var(--mv-mono); font-size: 8.5px; color: var(--mv-ink-30); white-space: nowrap; }
#dataRoom .da-shelf-list { max-height: 300px; overflow-y: auto; padding-top: 4px; }
#dataRoom .da-shelfgroup { padding: 7px 5px 2px; }
#dataRoom .da-shelfrow {
  display: flex; align-items: center; gap: 8px; width: 100%; text-align: left;
  background: none; border: none; cursor: pointer; padding: 5.5px 5px; border-radius: 7px;
  transition: background .15s var(--mv-ease);
}
#dataRoom .da-shelfrow:hover { background: var(--mv-blue-soft); }
#dataRoom .da-shelfrow .da-nm {
  font: 500 12px/1.3 var(--mv-sans); color: var(--mv-ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
#dataRoom .da-rowmeta {
  margin-left: auto; flex: none; font-family: var(--mv-mono); font-size: 9px;
  color: var(--mv-ink-55); white-space: nowrap;
}
#dataRoom .da-spark { flex: none; opacity: .8; }
#dataRoom .da-spark rect { fill: var(--mv-ink-30); }
#dataRoom .da-shelfrow.is-demoted { cursor: default; opacity: .45; }
#dataRoom .da-shelfrow.is-demoted:hover { background: none; }
#dataRoom .da-foldcaret {
  font-family: var(--mv-mono); font-size: 9px; color: var(--mv-ink-30); flex: none;
  transition: transform .2s var(--mv-ease);
}
#dataRoom .da-fold.is-open .da-foldcaret { transform: rotate(90deg); }
#dataRoom .da-shelfsub { padding-left: 14px; }
#dataRoom .da-shelfnone { padding: 12px 6px; display: flex; flex-direction: column; gap: 9px; align-items: flex-start; }

/* guidance: a readable voice and buttons that go there */
#dataRoom .da-hint {
  font-family: var(--mv-serif); font-style: italic; font-size: 12.5px;
  line-height: 1.5; color: var(--mv-ink-70); margin: 0;
}
#dataRoom .da-shelfguide {
  display: flex; gap: 6px; flex-wrap: wrap; padding: 8px 5px 3px;
  border-top: 1px solid var(--mv-ink-05); margin-top: 6px;
}
#dataRoom .da-guidebtn {
  font: 600 10.5px/1 var(--mv-sans); color: var(--mv-ink-70); cursor: pointer;
  background: #fff; border: none; border-radius: 6px; padding: 6px 9px;
  box-shadow: inset 0 0 0 1px var(--mv-ink-12), 0 1px 2px rgba(20,24,33,.04);
  transition: all .2s var(--mv-ease);
}
#dataRoom .da-guidebtn::after { content: " →"; font-family: var(--mv-mono); font-size: 9px; color: var(--mv-ink-40); }
#dataRoom .da-guidebtn:hover {
  transform: translateY(-1px); color: var(--mv-ink);
  box-shadow: inset 0 0 0 1px var(--mv-ink-30), 0 4px 12px -4px rgba(20,24,33,.25);
}
/* the destination answers: a soft ring that breathes twice, then rests */
#dataRoom .da-guide-flash { animation: da-guidering 1.2s var(--mv-ease) 0s 2; border-radius: 8px; }
@keyframes da-guidering {
  0% { box-shadow: 0 0 0 0 rgba(45,74,110,.4), inset 0 0 0 60px var(--mv-blue-soft); }
  100% { box-shadow: 0 0 0 10px rgba(45,74,110,0), inset 0 0 0 60px rgba(45,74,110,0); }
}

/* ---------- resolution + notices ---------- */
#dataRoom .da-resolve { padding: 8px 0 0; min-height: 22px; }
#dataRoom .da-arrow { font-family: var(--mv-mono); font-size: 11px; color: var(--mv-ink-30); margin-right: 6px; }
#dataRoom .da-test { font-family: var(--mv-serif); font-size: 14px; font-weight: 500; color: var(--mv-ink); }
#dataRoom .da-why { font-family: var(--mv-serif); font-style: italic; font-size: 11.5px; color: var(--mv-ink-40); margin-left: 6px; }
#dataRoom .da-needs { font-size: 12px; }
#dataRoom .da-notices { display: flex; flex-direction: column; gap: 7px; padding: 8px 0 0; }
#dataRoom .da-notices:empty { padding: 0; }
#dataRoom .da-acts { display: flex; gap: 6px; padding-left: 14px; flex-wrap: wrap; }

/* ---------- fine-tune: a visible control, not a whisper ---------- */
#dataRoom .da-finetune { margin-top: 12px; }
#dataRoom .da-finetune:empty { margin: 0; }
#dataRoom .da-ft-head {
  display: flex; align-items: center; gap: 7px; width: 100%; text-align: left;
  background: #fff; border: none; border-radius: 8px; cursor: pointer; padding: 8px 10px;
  box-shadow: inset 0 0 0 1px var(--mv-ink-12);
  transition: box-shadow .2s var(--mv-ease), transform .12s var(--mv-ease);
}
#dataRoom .da-ft-head:hover { box-shadow: inset 0 0 0 1px var(--mv-ink-30), 0 3px 10px -5px rgba(20,24,33,.25); transform: translateY(-1px); }
#dataRoom .da-ft-head.is-fresh { animation: da-ftpulse 1.4s var(--mv-ease) .5s 2; }
@keyframes da-ftpulse {
  0% { box-shadow: inset 0 0 0 1px var(--mv-blue-mid), 0 0 0 0 rgba(45,74,110,.35); }
  100% { box-shadow: inset 0 0 0 1px var(--mv-ink-12), 0 0 0 9px rgba(45,74,110,0); }
}
#dataRoom .da-ft-i { flex: none; color: var(--mv-ink-55); }
#dataRoom .da-ft-i path { stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; fill: none; }
#dataRoom .da-ft-i circle { stroke: currentColor; stroke-width: 1.5; fill: #fff; }
#dataRoom .da-ft-head:hover .da-ft-i { color: var(--mv-ink); }
#dataRoom .da-ft-label { font: 600 11px/1 var(--mv-sans); color: var(--mv-ink-70); flex: none; }
#dataRoom .da-ft-chips { flex: 1; min-width: 0; display: flex; gap: 4px; flex-wrap: nowrap; overflow: hidden; }
#dataRoom .da-ft-chip {
  font-family: var(--mv-mono); font-size: 9px; color: var(--mv-ink-55);
  background: var(--mv-ink-05); border-radius: 4px; padding: 3px 6px; white-space: nowrap; flex: none;
}
#dataRoom .da-ft-caret {
  font-family: var(--mv-mono); font-size: 9px; color: var(--mv-ink-40); flex: none;
  transition: transform .2s var(--mv-ease);
}
#dataRoom .da-ft-caret.open { transform: rotate(90deg); }
#dataRoom .da-ft-body {
  overflow: hidden; max-height: 0; opacity: 0;
  transition: max-height .3s var(--mv-ease), opacity .25s var(--mv-ease);
  display: flex; flex-direction: column; gap: 8px;
}
#dataRoom .da-ft-body.open { max-height: 360px; opacity: 1; padding: 9px 2px 2px; }
#dataRoom .da-field { display: flex; align-items: center; gap: 8px; }
#dataRoom .da-field > span { font: 500 11px/1 var(--mv-sans); color: var(--mv-ink-55); width: 116px; flex: none; }
#dataRoom .da-field select, #dataRoom .da-field input {
  flex: 1; min-width: 0; font: 11.5px var(--mv-sans); color: var(--mv-ink);
  background: #fff; border: none; border-radius: 7px; padding: 6px 8px;
  box-shadow: inset 0 0 0 1px var(--mv-ink-12); outline: none;
  transition: box-shadow .2s var(--mv-ease);
}
#dataRoom .da-field select:hover, #dataRoom .da-field input:focus { box-shadow: inset 0 0 0 1px var(--mv-blue-mid); }
#dataRoom .da-expgrid { display: flex; flex-direction: column; gap: 6px; max-height: 180px; overflow: auto; padding-right: 2px; }
#dataRoom .da-expfield > span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#dataRoom .da-checkrow {
  display: flex; align-items: center; gap: 8px; cursor: pointer;
  font: 11.5px var(--mv-sans); color: var(--mv-ink-70);
}
#dataRoom .da-box {
  width: 12px; height: 12px; border: 1px solid var(--mv-ink-30); border-radius: 4px;
  flex: none; position: relative; transition: all .15s var(--mv-ease);
}
#dataRoom .da-checkrow:hover .da-box { border-color: var(--mv-blue); box-shadow: 0 0 0 3px var(--mv-blue-soft); }
#dataRoom .da-checkrow.on .da-box { background: var(--mv-ink); border-color: var(--mv-ink); }
#dataRoom .da-checkrow.on .da-box::after {
  content: ""; position: absolute; left: 3.5px; top: 1px; width: 3px; height: 6px;
  border: solid #fff; border-width: 0 1.5px 1.5px 0; transform: rotate(40deg);
}

/* ---------- run row ---------- */
#dataRoom .da-runrow { display: flex; align-items: center; gap: 10px; padding: 12px 0 10px; }
#dataRoom #drRunBtn:disabled,
#dataRoom #drRunBtn:disabled:hover {
  background: var(--mv-ink-30); border-color: var(--mv-ink-12); color: #fff;
  opacity: .55; cursor: not-allowed; transform: none; box-shadow: none;
}
#dataRoom .da-runhint { font-family: var(--mv-serif); font-style: italic; font-size: 12px; color: var(--mv-ink-55); }
#dataRoom .da-runhint.err { color: #8a2a22; }

/* ---------- drafts: rich previews ---------- */
#dataRoom .da-draft { padding: 11px 12px; overflow: hidden; }
#dataRoom .da-draft.is-entering { animation: da-draftin .5s var(--mv-ease); }
@keyframes da-draftin { 0% { opacity: 0; transform: translateY(10px); } 100% { opacity: 1; transform: none; } }
#dataRoom .da-dtitle { font-family: var(--mv-serif); font-size: 13.5px; font-weight: 500; color: var(--mv-ink); }
#dataRoom .da-dspec {
  font-family: var(--mv-mono); font-size: 9px; line-height: 1.35; color: var(--mv-ink-40); margin-top: 2px;
  overflow-wrap: anywhere;
}
#dataRoom .da-dchips { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 8px; }
#dataRoom .da-prevtable { margin-top: 9px; font-size: 11.5px; width: 100%; table-layout: fixed; }
#dataRoom .da-prevtable th, #dataRoom .da-prevtable td {
  padding: 3.5px 7px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
#dataRoom .da-cell-left { text-align: left !important; }
#dataRoom .da-prevmore { margin-top: 6px; font-size: 11px; }
#dataRoom .da-receiptnote { margin-top: 8px; }
#dataRoom .da-receiptnote p { font-size: 11.5px; }
#dataRoom .da-dacts { display: flex; gap: 6px; margin-top: 10px; align-items: center; }
#dataRoom .da-sentnote { font-family: var(--mv-serif); font-style: italic; font-size: 11.5px; color: var(--mv-green); }

/* ---------- the grid lights up while a slot is armed ---------- */
#dataRoom .dr-grid th { transition: opacity .25s var(--mv-ease), box-shadow .2s var(--mv-ease), background .2s var(--mv-ease); }
#dataRoom .dr-grid th.da-ok {
  cursor: pointer;
  background: var(--mv-blue-soft);
  box-shadow: inset 0 2px 0 var(--mv-blue-mid);
}
#dataRoom .dr-grid th.da-ok:hover { box-shadow: inset 0 2px 0 var(--mv-blue); background: rgba(45,74,110,.14); }
#dataRoom .dr-grid th.da-dim { opacity: .35; }
/* dim the body as ONE compositing layer (opacity on tbody), never per-cell —
   per-td opacity forced a ~180ms style recalc on every arm of a large grid */
#dataRoom .dr-gridwrap.da-armed .dr-grid tbody { opacity: .5; transition: opacity .2s var(--mv-ease); }
#dataRoom .dr-grid th.da-picked { box-shadow: inset 0 2px 0 var(--mv-ink); }
#dataRoom .dr-grid th.da-flash { background: var(--mv-blue-soft); box-shadow: inset 0 2px 0 var(--mv-blue); }
#dataRoom .dr-foot.da-hinting::after {
  content: attr(data-da-hint);
  font-family: var(--mv-serif); font-style: italic; color: var(--mv-blue);
  margin-left: 10px;
}

/* quick-action status line (errors from rail tools land here) */
#dataRoom .dr-toolstatus { font-family: var(--mv-serif); font-style: italic; font-size: 12px; color: var(--mv-ink-55); min-height: 0; padding: 2px 6px 0; }
#dataRoom .dr-toolstatus.err { color: #8a2a22; }

/* the grid footer carries real information (row caps, hidden counts) —
   it must read at a glance, not on inspection */
#dataRoom .dr-foot { color: var(--mv-ink-70); font-size: 12px; }

/* honor reduced motion: state changes stay, choreography goes */
@media (prefers-reduced-motion: reduce) {
  #dataRoom .da-view, #dataRoom .da-shelf, #dataRoom .da-ft-body,
  #dataRoom .da-slot, #dataRoom .dr-grid th, .da-glide { transition: none !important; }
  #dataRoom .da-draft.is-entering { animation: none; }
  #dataRoom .da-ft-head.is-fresh, #dataRoom .da-guide-flash { animation: none; }
}