/* Folding panels (parts/fold.php). Desktop: a row of strips, one unfolded.
   Folded strips carry a crease shade so they read as folded paper; the open
   panel shows its copy and a screenshot peeking in from the bottom right.
   Phones: a vertical accordion. */
.fold{display:flex;gap:10px;height:clamp(460px,44vw,560px)}
.fold-p{--k:var(--fk);position:relative;flex:0 0 clamp(54px,5.2vw,72px);min-width:0;border-radius:24px;overflow:hidden;
  background:color-mix(in srgb,var(--k) 10%,var(--surface));border:1px solid color-mix(in srgb,var(--k) 22%,var(--line));
  transition:flex .7s cubic-bezier(.65,0,.2,1),background .4s,box-shadow .4s,transform .3s}
.fold-p::before{content:"";position:absolute;inset:0;pointer-events:none;z-index:1;transition:opacity .5s;
  background:linear-gradient(90deg,rgba(12,22,56,.07),rgba(255,255,255,.35) 38%,rgba(12,22,56,.02) 50%,rgba(255,255,255,.25) 62%,rgba(12,22,56,.08))}
.fold-p:not(.on):hover{transform:translateY(-4px);box-shadow:0 20px 40px -28px var(--k)}
.fold-p.on{flex:1 1 auto;background:color-mix(in srgb,var(--k) 7%,var(--surface));box-shadow:0 40px 80px -56px var(--k)}
.fold-p.on::before{opacity:0}
.fold-tab{all:unset;box-sizing:border-box;position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;gap:14px;padding:18px 0;cursor:pointer;color:var(--ink)}
.fold-tab:focus-visible{outline:2px solid var(--royal);outline-offset:-4px;border-radius:24px}
.fold-ic{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:var(--k);color:#fff;flex:none;box-shadow:0 8px 18px -10px var(--k)}
.fold-ic .sb-icon,.fold-ic .sb-brand{color:#fff}
.fold-ic .chipi .ink{stroke:#fff}
.fold-t{writing-mode:vertical-rl;transform:rotate(180deg);font-family:var(--fd);font-weight:700;font-size:17px;letter-spacing:-.01em;white-space:nowrap;flex:1;text-align:left}
.fold-n{font-family:var(--fd);font-weight:800;font-size:13px;color:color-mix(in srgb,var(--k) 55%,var(--ink))}
/* open panel: the tab becomes its heading row */
.fold-p.on .fold-tab{position:relative;inset:auto;flex-direction:row;padding:26px 28px 0;gap:12px;cursor:default;height:auto}
.fold-p.on .fold-t{writing-mode:horizontal-tb;transform:none;font-size:clamp(1.4rem,2.2vw,1.9rem);letter-spacing:-.03em;white-space:normal}
.fold-p.on .fold-n{align-self:flex-start}
.fold-p.on{container-type:inline-size}
.fold-body{position:absolute;inset:0;top:84px;padding:0 28px 28px;display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.4fr);gap:24px;
  opacity:0;visibility:hidden;transition:opacity .35s,visibility 0s .35s}
.fold-p.on .fold-body{opacity:1;visibility:visible;transition:opacity .5s .3s,visibility 0s}
.fold-copy{display:grid;align-content:start;gap:16px;min-width:240px}
.fold-copy p{margin:0;color:var(--ink-2);font-size:16.5px;line-height:1.55}
.fold-link{display:inline-flex;gap:8px;align-items:center;font-weight:700;color:var(--ink);text-decoration:none;border-bottom:2px solid var(--k);padding-bottom:2px;width:max-content}
.fold-link:hover{gap:12px}
.fold-link .sb-icon{transition:transform .2s}
.fold-shot{position:relative;align-self:end;margin:0 -28px -28px 0;border-radius:14px 0 0 0;overflow:hidden;border:1px solid var(--line);border-right:0;border-bottom:0;
  box-shadow:-20px -20px 60px -40px rgba(12,22,56,.35);transform:translate(18px,18px);transition:transform .7s cubic-bezier(.2,.8,.2,1) .2s}
.fold-p.on .fold-shot{transform:none}
.fold-shot img{display:block;width:100%;height:auto;min-width:560px}

@container (max-width:680px){
  .fold-body{grid-template-columns:minmax(0,1fr);grid-template-rows:auto 1fr}
  .fold-copy{min-width:0}
  .fold-shot{align-self:end}
}
@media (max-width:1100px){
  .fold-body{grid-template-columns:minmax(0,1fr)}
  .fold-copy{min-width:0}
  .fold-shot{max-height:58%}
}
@media (max-width:760px){
  .fold{flex-direction:column;height:auto;gap:8px}
  .fold-p{flex:none;border-radius:18px}
  .fold-p.on{flex:none}
  .fold-tab,.fold-p.on .fold-tab{position:relative;inset:auto;flex-direction:row;padding:14px 16px;gap:12px;height:auto;cursor:pointer}
  .fold-t,.fold-p.on .fold-t{writing-mode:horizontal-tb;transform:none;font-size:16px;white-space:normal}
  .fold-p.on .fold-t{font-size:18px}
  .fold-n{margin-left:auto}
  .fold-body{position:static;display:none;padding:0 16px 0;gap:14px}
  .fold-p.on .fold-body{display:grid}
  .fold-shot{margin:0 -16px 0 0;transform:none;max-height:none}
  .fold-shot img{min-width:0;width:130%}
  .fold-p::before{background:none}
}
@media (prefers-reduced-motion:reduce){
  .fold-p,.fold-shot,.fold-body{transition:none}
}