@media (min-width: 821px) {
  body.bldwide .config { grid-template-columns: minmax(0, 1fr) auto;
                         grid-template-areas: "stage bench"; }
  body.bldwide .config > .bench { width: clamp(340px, 31vw, 430px); }
}
body.bldwide .config > .controls { display: none; }


.bld .bld-note { margin: 0 0 8px; font-size: 12.5px; color: var(--ink, #1a1a1a); }
.bld .bld-name { margin: -6px 0 2px; font-size: 12.5px; color: var(--ink-faint, #6b6b69); }
.bld h3 { margin-top: 12px; }


.bld-over { margin-left: auto; padding: 4px 2px; border: 0; background: none; font: inherit;
  font-size: 12px; color: var(--ink-soft, #55595e); text-decoration: underline;
  text-underline-offset: 2px; cursor: pointer; white-space: nowrap; }
.bld-over:hover { color: var(--ink, #1a1a1a); }
.bld-over[hidden] { display: none; }


.bld-startwrap { position: relative; }
.bld-startbtn { display: flex; align-items: center; gap: 10px; width: 100%; padding: 6px 10px;
  border: 1px solid var(--line, #ADB5BD); border-radius: 6px; background: var(--surface, #fff);
  font: inherit; color: var(--ink, #1a1a1a); text-align: left; cursor: pointer; }
.bld-startbtn:hover { border-color: var(--ink, #1a1a1a); }
.bld-startbtn img { width: 24px; height: 52px; object-fit: contain; flex: 0 0 auto; }
.bld-startwords { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 1px; }
.bld-startwords b { font-size: 14px; font-weight: 600; }
.bld-startwords small { font-size: 11.5px; color: var(--ink-faint, #6b6b69); }
.bld-startchange { font-size: 12px; text-decoration: underline; color: var(--ink, #1a1a1a); }
.bld-tile-blank { display: block; width: 22px; height: 50px; flex: 0 0 auto;
  border: 1.4px solid var(--ink, #1a1a1a); background: #fff; }
.bld-pop { position: absolute; top: calc(100% + 4px); left: 0; right: 0; z-index: 20;
  background: var(--surface, #fff); border: 1px solid var(--ink, #1a1a1a); border-radius: 8px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, .18); padding: 8px 10px 10px; max-height: 62vh; overflow-y: auto; }
.bld-pophead { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px;
  font-size: 13px; }
.bld-pophead .bld-x { position: static; }
.bld-popgrid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; }
.bld-poptile { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 6px 2px 5px;
  border: 1px solid var(--line, #ADB5BD); border-radius: 6px; background: var(--surface, #fff);
  font: inherit; font-size: 12px; color: var(--ink, #1a1a1a); cursor: pointer; }
.bld-poptile:hover { border-color: var(--ink, #1a1a1a); }
.bld-poptile img { width: 100%; height: 112px; object-fit: contain; }
.bld-poptile .bld-tile-blank { width: 46px; height: 106px; margin: 3px 0; }
.bld-poptile.is-on { border: 2px solid var(--ink, #1a1a1a); padding: 5px 1px 4px; font-weight: 600; }


.bld-loupe { position: fixed; z-index: 50; width: 168px; height: 190px; pointer-events: none; }
.bld-loupe svg { display: block; width: 168px; height: 168px; border-radius: 50%;
  border: 2px solid var(--ink, #1a1a1a); background: #fff; box-shadow: 0 6px 18px rgba(0, 0, 0, .22); }
.bld-loupe-at { display: block; margin-top: 4px; text-align: center; font-size: 11.5px;
  color: var(--ink, #1a1a1a); background: rgba(255, 255, 255, .92); border-radius: 4px; padding: 1px 4px; }


.bld-cards { display: flex; flex-direction: column; gap: 6px; }
.bld-card { position: relative; border: 1px solid var(--line, #ADB5BD); border-radius: 6px;
  background: var(--surface, #fff); }
.bld-card.is-open { border-color: var(--ink, #1a1a1a); }
.bld-card.is-bad { border-color: var(--warn-bar, #c62828); box-shadow: 0 0 0 1px var(--warn-bar, #c62828); }
.bld-card-head { display: flex; align-items: baseline; gap: 8px; width: 100%; padding: 8px 34px 8px 10px;
  background: none; border: 0; font: inherit; font-size: 13px; color: var(--ink, #1a1a1a);
  text-align: left; cursor: pointer; }
.bld-card-head b { font-weight: 600; white-space: nowrap; }
.bld-sum { color: var(--ink-faint, #6b6b69); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bld-x { position: absolute; top: 4px; right: 4px; width: 26px; height: 26px; border: 0; background: none;
  font-size: 17px; line-height: 1; color: var(--ink-faint, #8a8f95); cursor: pointer; border-radius: 4px; }
.bld-x:hover { background: var(--surface-alt, #f3f3f1); color: var(--ink, #1a1a1a); }
.bld-card-body { padding: 0 10px 8px; }
.bld-card-body .ihspanel-row:last-child, .bld-card-body .bld-tick:last-child { border-bottom: 0; }
.bld-card-body .optrow { margin: 6px 0; }
.bld-card-body .optkey { font-size: 12px; text-transform: none; letter-spacing: 0; }
.bld-card-body input.bld-wide { width: 150px; text-align: left; }

.bld-cardnote:not([hidden]):not(:empty) {
  position: relative;
  display: block; box-sizing: border-box;
  margin: 6px 0; padding: 8px 12px 8px 36px;
  font-size: 12px; font-weight: 600; line-height: 1.4; text-align: left;
  color: var(--warn-ink, #7a1712); background: var(--warn-bg, #fdecea);
  border: 0; border-left: 5px solid var(--warn-bar, #c62828); border-radius: 6px;
}
.bld-cardnote:not([hidden]):not(:empty)::before {
  content: "!"; position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--warn-bar, #c62828); color: #fff;
  font: 700 12px/18px system-ui, -apple-system, sans-serif; text-align: center;
}
.bld-card .bld-cardnote:not([hidden]):not(:empty) { margin: 0 10px 10px; }
.bld-hint { margin: 4px 0; font-size: 12px; color: var(--ink-faint, #6b6b69); }
.bld-flip { margin: 4px 0 2px; }
.bld-choose { max-width: 260px; }


.bld-tick { display: flex; align-items: center; gap: 8px; padding: 7px 0; font-size: 12px;
  border-bottom: 1px solid var(--line, #ADB5BD); cursor: pointer; }
.bld-tick input { margin: 0; }


.bld-stepper { display: flex; align-items: center; justify-content: space-between; padding: 5px 0;
  border-bottom: 1px solid var(--line, #ADB5BD); font-size: 12px; }
.bld-ctl { display: inline-flex; align-items: center; }
.bld-ctl button { width: 28px; height: 28px; border: 1px solid var(--line, #ADB5BD); background: var(--surface, #fff);
  font-size: 15px; line-height: 1; cursor: pointer; color: var(--ink, #1a1a1a); }
.bld-ctl button:first-child { border-radius: 4px 0 0 4px; }
.bld-ctl button:last-child { border-radius: 0 4px 4px 0; }
.bld-v { min-width: 34px; height: 28px; box-sizing: border-box; display: inline-flex; align-items: center;
  justify-content: center; border-top: 1px solid var(--line, #ADB5BD); border-bottom: 1px solid var(--line, #ADB5BD);
  font-weight: 600; font-variant-numeric: tabular-nums; }


.bld-chips { display: flex; flex-wrap: wrap; gap: 5px; }
.bld-chip { border: 1px dashed var(--ink-faint, #8a8f95); background: var(--surface, #fff); border-radius: 999px;
  padding: 5px 10px; font: inherit; font-size: 12px; color: var(--ink, #1a1a1a); cursor: pointer; }
.bld-chip:hover { border-style: solid; }


.bld-foot { position: sticky; bottom: 0; z-index: 2; background: var(--surface, #fff);
  margin-top: 12px; padding-top: 8px; border-top: 1px solid var(--line-soft, #e3e3e0); }
.bld-foot > .btn.wide { margin-top: 8px; }
.bld-foot > .btn.wide + .btn.wide { margin-top: 6px; }


#frame .bld-hit { cursor: crosshair; }

@media (max-width: 820px) { .bld-foot { position: static; } }


body.bldwide .config > .bench { background: #e8e7e3; }
.ihspanel.bld { background: #e8e7e3; }
.ihspanel.bld .bld-foot { background: #e8e7e3; border-top-color: #d2d1cc; }

@media (min-width: 821px) { .ihspanel.bld .bld-foot { bottom: -14px; padding-bottom: 14px; } }
.ihspanel.bld .bld-foot > .ihspanel-row { background: #fff; border: 1px solid #d2d1cc;
  border-radius: 6px; padding: 6px 10px; }
.ihspanel.bld .bld-startbtn { border-color: #d2d1cc; }
.ihspanel.bld .bld-startbtn:hover { border-color: var(--ink, #1a1a1a); }
.ihspanel.bld .bld-card { border-color: #d2d1cc; }
.ihspanel.bld .bld-card.is-open { border-color: var(--ink, #1a1a1a); }
.ihspanel.bld .bld-card.is-open > .bld-card-head { border-bottom: 1px solid #d2d1cc; }
.ihspanel.bld .bld-card-body { background: #e8e7e3; padding: 8px; display: flex; flex-direction: column;
  gap: 6px; border-radius: 0 0 5px 5px; }
.ihspanel.bld .bld-card-body > * { background: #fff; border: 1px solid #d2d1cc; border-radius: 4px;
  padding: 8px 10px; margin: 0; }
.ihspanel.bld .bld-card-body > p { background: none; border: 0; padding: 0 2px; }
.ihspanel.bld .bld-card-body > button { align-self: flex-start; padding: 5px 12px; border-radius: 999px; }
.ihspanel.bld input[type=text], .ihspanel.bld select { border-color: #a3a29d; }

.ihspanel.bld h3,
.ihspanel.bld .bld-over,
.ihspanel.bld > p:not(.bld-cardnote),
.ihspanel.bld .bld-card-body > p:not(.bld-cardnote),
.ihspanel.bld .bld-foot > p:not(.bld-cardnote) { color: var(--ink, #1a1a1a); }