/* ============================================================
   FRAMER — wall framing comparison
   Shares the Waller / Roofer "Cayuga duck" palette and Geist Mono
   type so the three building-science tools read as one system.
   Variable names are deliberately identical to waller/src/styles.css.

   Loaded by public/framer.html alongside /site/framer.js.
   ============================================================ */

:root{
  --bg:#0b0d0c;
  --bg2:#101312;
  --panel:#131715;
  --panel2:#181d1b;
  --line:#232a27;
  --line2:#2e3733;
  --ink:#e8ece9;
  --muted:#8a948e;
  --faint:#5b665f;
  --teal:#16b08c;
  --teal-bright:#3ce0b4;
  --sheen:#2e9fae;
  --iri:linear-gradient(120deg,#3ce0b4 0%,#2e9fae 45%,#16b08c 75%,#3ce0b4 100%);
  --warn:#e0b341;
  --danger:#e05d5d;
  --good:#3ce0b4;
  --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono","Courier New",monospace;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{
  margin:0;padding:0;
  background:var(--bg);color:var(--ink);
  font-family:var(--mono);font-size:13px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
button{font-family:var(--mono);font-size:12px;color:var(--ink);background:none;border:none;cursor:pointer;}
a{color:var(--teal-bright);text-decoration:none;border-bottom:1px solid transparent;}
a:hover{border-bottom-color:var(--teal-bright);}
::selection{background:rgba(60,224,180,.25);}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;}

/* ---------- header (mirrors Waller's flat top bar) ---------- */
.hdr{
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;
  padding:13px 22px;border-bottom:1px solid var(--line);
  background:
    radial-gradient(1200px 80px at 18% 120%, rgba(46,159,174,.10), transparent 60%),
    radial-gradient(900px 70px at 70% -40%, rgba(22,176,140,.08), transparent 60%),
    var(--bg);
}
.hdrBrand{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;}
.hdrHome{font-size:10px;letter-spacing:.22em;color:var(--muted);border-bottom:none;}
.hdrHome:hover{color:var(--teal-bright);}
.hdrTitle{
  margin:0;font-size:21px;font-weight:700;letter-spacing:.14em;
  background:var(--iri);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hdrCursor{animation:blink 1.2s steps(1) infinite;-webkit-text-fill-color:var(--teal-bright);}
@keyframes blink{50%{opacity:0;}}
.hdrTag{font-size:11px;color:var(--faint);letter-spacing:.06em;}
.hdrTools{margin-left:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}

.toggle{display:flex;border:1px solid var(--line);border-radius:2px;overflow:hidden;}
.toggle button{padding:6px 12px;letter-spacing:.1em;color:var(--muted);font-size:11px;}
.toggle button:hover{color:var(--ink);}
.toggle .tOn{background:var(--panel2);color:var(--teal-bright);font-weight:600;}

.chip{
  border:1px solid var(--line);border-radius:2px;padding:5px 10px;
  font-size:11px;letter-spacing:.05em;color:var(--muted);background:var(--bg2);
}
.chip:hover:not(:disabled){color:var(--ink);border-color:var(--teal);}
.chipOn{color:var(--bg);background:var(--teal);border-color:var(--teal);font-weight:600;}
.chipOn:hover:not(:disabled){color:var(--bg);}
.baseChip{letter-spacing:.14em;}

/* ---------- layout ---------- */
.wrap{max-width:1220px;margin:0 auto;}
.layout{display:flex;gap:22px;padding:16px 22px 0;align-items:flex-start;}
.col-a{flex:1.08;min-width:0;}
.col-b{flex:1;min-width:0;}

/* ---------- assembly selectors ---------- */
.selectors{display:flex;flex-direction:column;gap:6px;margin-bottom:12px;}
.sel-row{display:flex;align-items:center;gap:10px;}
.sel-label{
  font-size:9.5px;text-transform:uppercase;letter-spacing:.18em;color:var(--faint);
  width:62px;flex:none;line-height:1.2;
}
.seg{display:flex;flex:1;gap:5px;min-width:0;}
.seg button{
  flex:1;min-width:0;padding:6px 4px;
  border:1px solid var(--line);border-radius:2px;background:var(--bg2);
  color:var(--muted);font-size:11px;letter-spacing:.03em;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.seg button:hover{color:var(--ink);border-color:var(--line2);}
.seg button.on{background:var(--teal);border-color:var(--teal);color:var(--bg);font-weight:600;}

/* ---------- 3D stage ---------- */
#canvas-wrap{
  position:relative;width:100%;aspect-ratio:2/1;
  background:radial-gradient(120% 90% at 50% 8%, #141a18 0%, #0b0d0c 78%);
  border:1px solid var(--line);border-radius:3px;overflow:hidden;
}
@media (min-width:861px){#canvas-wrap{aspect-ratio:4/3;}}
#canvas-wrap canvas{display:block;width:100%;height:100%;}
.legend{
  position:absolute;left:8px;bottom:7px;display:flex;align-items:center;gap:7px;
  font-size:9.5px;color:var(--muted);
  background:rgba(11,13,12,.82);padding:3px 8px;border-radius:2px;border:1px solid var(--line);
}
.legend .swatch{
  width:26px;height:6px;border-radius:1px;
  background:linear-gradient(90deg,var(--good),var(--warn),var(--danger));
}
.pinbadge{
  position:absolute;right:8px;top:7px;font-size:9.5px;
  background:var(--panel2);border:1px solid var(--teal);color:var(--teal-bright);
  padding:3px 8px;border-radius:2px;
}
.noGl{
  position:absolute;inset:0;display:grid;place-items:center;padding:20px;
  text-align:center;font-size:11px;line-height:1.6;color:var(--faint);
}

/* ---------- dimension sliders ----------
   The value is its own large line above the track, not a squeezed inline
   caption — on a phone the thumb and your fingertip sit on the track, so an
   inline number is covered exactly while you are dragging it. */
.sliders{display:flex;gap:22px;margin-top:14px;}
.slider-row{flex:1;min-width:0;}
.cap{display:flex;justify-content:space-between;align-items:baseline;gap:8px;}
.capLab{font-size:9.5px;text-transform:uppercase;letter-spacing:.18em;color:var(--faint);}
.capVal{font-size:20px;font-weight:700;letter-spacing:.02em;color:var(--teal-bright);line-height:1.2;}
input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:3px;
  background:var(--line2);border-radius:2px;outline:none;margin:8px 0 3px;cursor:pointer;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:17px;height:17px;background:var(--teal);
  border-radius:50%;cursor:pointer;border:2px solid var(--bg);
}
input[type=range]::-moz-range-thumb{
  width:17px;height:17px;background:var(--teal);
  border-radius:50%;cursor:pointer;border:2px solid var(--bg);
}
input[type=range]:focus-visible{outline:2px solid var(--teal);outline-offset:4px;}
.ends{display:flex;justify-content:space-between;font-size:9.5px;color:var(--faint);}

/* ---------- tabs ---------- */
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);}
.tabs button{
  flex:1;padding:8px 6px;position:relative;top:1px;
  border:1px solid var(--line);border-bottom:none;border-radius:4px 4px 0 0;
  background:var(--bg);color:var(--muted);
  font-size:11px;letter-spacing:.12em;text-transform:uppercase;
}
.tabs button:hover{color:var(--ink);border-color:var(--line2);}
.tabs button.on{color:var(--teal-bright);border-color:var(--line2);background:var(--panel);}

.tabpanel{display:none;padding:14px 2px 4px;}
.tabpanel.on{display:block;}

/* ---------- expert metric rows ---------- */
.metric{
  display:flex;justify-content:space-between;align-items:baseline;gap:14px;
  padding:6px 0;border-bottom:1px solid var(--line);
}
.metric:last-of-type{border-bottom:none;}
.metric .label{color:var(--muted);font-size:11.5px;}
.metric .value{
  font-size:12.5px;color:var(--ink);text-align:right;white-space:nowrap;
  padding:1px 4px;border-radius:2px;
}
.metric.sub .label{padding-left:14px;color:var(--faint);font-size:11px;}
.delta{font-size:10.5px;font-weight:600;margin-left:7px;}
.delta.up{color:var(--good);}
.delta.down{color:var(--danger);}
.delta.same{color:var(--faint);}

.flash{animation:fl .8s ease-out;}
@keyframes fl{0%{background:rgba(60,224,180,.26);}100%{background:transparent;}}

/* ---------- simple-mode verdicts ---------- */
.mLegend{
  display:flex;align-items:center;gap:8px;
  font-size:9.5px;letter-spacing:.08em;color:var(--faint);
  padding-bottom:10px;margin-bottom:4px;border-bottom:1px solid var(--line);
}
.mLegendStd{
  width:2px;height:11px;background:var(--ink);flex:none;opacity:.9;
  box-shadow:-5px 0 0 -1px var(--good), 5px 0 0 -1px var(--danger);
}

.verdict{padding:11px 0;border-bottom:1px solid var(--line);}
.verdict:last-of-type{border-bottom:none;}
.vtop{display:flex;align-items:baseline;justify-content:space-between;gap:10px;}
.vrate{font-size:14px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.vnum{font-size:11.5px;color:var(--muted);padding:1px 4px;border-radius:2px;white-space:nowrap;}
.vsay{font-size:12px;line-height:1.5;color:var(--muted);margin-top:9px;}

/* ---------- the gradient meter ----------
   A relative axis: dead centre is always the baseline wall, left is better,
   right is worse. Colour never carries meaning alone — the signed percentage
   is printed underneath and mirrored into the aria-label. */
.meter{position:relative;height:13px;margin-top:10px;}
.mTrack{
  position:absolute;left:0;right:0;top:2px;height:9px;
  border:1px solid var(--line);border-radius:2px;
  background:linear-gradient(90deg,var(--good) 0%,var(--warn) 50%,var(--danger) 100%);
  opacity:.55;
}
.mStd{
  position:absolute;top:0;height:13px;width:2px;margin-left:-1px;
  background:var(--ink);opacity:.9;border-radius:1px;
}
.mPin{
  position:absolute;top:1px;height:11px;width:1px;margin-left:-.5px;
  background:var(--faint);
}
.mCur{
  position:absolute;top:-2px;height:17px;width:3px;margin-left:-1.5px;
  background:var(--c,var(--ink));border-radius:1px;
  box-shadow:0 0 0 1.5px var(--bg);
  transition:left .28s cubic-bezier(.4,0,.2,1);
}
.mCur::after{
  content:'';position:absolute;left:50%;top:-6px;width:7px;height:7px;
  margin-left:-3.5px;background:var(--c,var(--ink));
  transform:rotate(45deg);box-shadow:0 0 0 1.5px var(--bg);
}
.mFoot{
  display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-top:9px;
  font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);
}
.mDelta{font-size:11px;letter-spacing:.02em;text-transform:none;font-weight:600;white-space:nowrap;}

@media (prefers-reduced-motion:reduce){
  .flash{animation:none;}
  .mCur{transition:none;}
  .hdrCursor{animation:none;}
}

/* ---------- disclosure + findings ---------- */
details.why{margin-top:12px;border-top:1px solid var(--line);padding-top:9px;}
details.why summary{
  font-size:10px;text-transform:uppercase;letter-spacing:.14em;
  color:var(--teal-bright);cursor:pointer;list-style:none;
}
details.why summary::-webkit-details-marker{display:none;}
details.why summary::before{content:'\25B8\00a0';}
details.why[open] summary::before{content:'\25BE\00a0';}
details.why p{font-size:11.5px;line-height:1.6;color:var(--muted);margin:8px 0 0;}

.find{
  display:flex;gap:10px;padding:9px 11px;margin:12px 0;
  border:1px solid var(--line);border-radius:3px;background:var(--bg2);font-size:11.5px;
}
.findIcon{
  flex:none;width:17px;height:17px;border-radius:50%;
  display:grid;place-items:center;font-size:10px;font-weight:700;margin-top:1px;
}
.find-danger{border-color:rgba(224,93,93,.5);}
.find-danger .findIcon{background:var(--danger);color:var(--bg);}
.find-warning{border-color:rgba(224,179,65,.45);}
.find-warning .findIcon{background:var(--warn);color:var(--bg);}
.find-info .findIcon{background:var(--line2);color:var(--ink);}
.findText{color:var(--ink);line-height:1.5;}
.findText b{
  display:block;font-size:9.5px;text-transform:uppercase;letter-spacing:.14em;
  color:var(--muted);margin-bottom:3px;font-weight:600;
}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .layout{flex-direction:column;gap:18px;padding:14px 16px 0;}
  .col-a,.col-b{width:100%;flex:none;}
  .hdr{gap:12px 16px;padding:11px 16px;}
  .hdrTools{width:100%;justify-content:flex-start;margin-left:0;}
  .hdrTag{display:none;}
}
@media (max-width:640px){
  /* Full width per slider so the big value never has to compete for room. */
  .sliders{flex-direction:column;gap:16px;}
  .sel-label{width:52px;letter-spacing:.12em;}
  .seg button{font-size:10.5px;padding:7px 3px;}
  .capVal{font-size:22px;}
  .tabs button{letter-spacing:.06em;font-size:10.5px;}
}

/* ============================================================
   Static reference content below the tool.
   Real HTML (not script-rendered) so search engines and AI answer
   engines — which mostly do not execute JavaScript — can read,
   rank, and cite the page. Mirrors the pattern in waller/index.html.
   ============================================================ */
.fr-about{
  border-top:1px solid var(--line);background:var(--bg);
  padding:clamp(40px,6vw,88px) 22px clamp(56px,8vw,110px);
  color:var(--ink);
}
.fr-inner{max-width:820px;margin:0 auto;}
.fr-h1{font-size:clamp(21px,3vw,30px);font-weight:600;line-height:1.25;letter-spacing:-.01em;margin:0 0 20px;}
.fr-h2{
  font-size:clamp(15px,1.8vw,18px);font-weight:600;line-height:1.3;
  margin:40px 0 12px;padding-top:20px;border-top:1px solid var(--line);
}
.fr-lead{font-size:14.5px;line-height:1.65;color:var(--ink);margin:0 0 8px;}
.fr-about p{font-size:13.5px;line-height:1.65;color:var(--muted);margin:0 0 12px;max-width:72ch;}
.fr-about p strong{color:var(--ink);font-weight:600;}
.fr-note{font-size:12px;color:var(--faint);font-style:italic;}

.fr-tableWrap{overflow-x:auto;margin:14px 0 6px;border:1px solid var(--line);border-radius:6px;}
.fr-table{width:100%;border-collapse:collapse;font-size:12.5px;min-width:640px;}
.fr-table th,.fr-table td{text-align:left;padding:9px 13px;border-bottom:1px solid var(--line);white-space:nowrap;}
.fr-table thead th{
  font-size:10.5px;letter-spacing:.05em;text-transform:uppercase;
  color:var(--faint);font-weight:500;background:var(--panel);
}
.fr-table tbody td:first-child{color:var(--ink);white-space:normal;}
.fr-table tbody td:nth-child(4){color:var(--teal-bright);}
.fr-table tbody tr:last-child td{border-bottom:none;}

.fr-faq{margin-top:6px;}
.fr-q{font-size:14px;font-weight:600;color:var(--ink);margin:22px 0 6px;}
.fr-faq p{margin:0;}

.fr-links{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-direction:column;gap:9px;}
.fr-links a{font-size:13.5px;}

.fr-method{margin-top:34px;}
.fr-method p{font-size:12px;line-height:1.65;}
.fr-scope{
  margin-top:34px;padding-top:18px;border-top:1px solid var(--line);
  font-size:11px !important;line-height:1.6;color:var(--faint) !important;max-width:80ch;
}
.fr-scope strong{color:var(--muted);}