/* Interaction-led variation of the shared editorial case study. */
.case-page--interactive { overflow-x: hidden; background: #f6f2ec; }
.case-page--interactive .case-hero {
  width: 100vw;
  margin: -2rem calc((100vw - var(--shell)) / -2) 0;
  padding: clamp(3rem,5vw,5.5rem) calc((100vw - var(--shell)) / 2);
  background: radial-gradient(circle at 83% 18%,rgba(130,178,166,.26),transparent 30%),linear-gradient(115deg,#e4e9dc,#e6e0eb 54%,#eeded6);
}
.case-page--interactive .case-intro h1 { font-size: clamp(2.6rem, 4.6vw, 4.8rem); }
.case-page--interactive .case-intro h1 { color:#6e7f78; }
.case-page--interactive .case-facts { border-top:0; padding-top:0; }
.case-page--interactive .case-facts > div { grid-template-columns:5rem minmax(0,1fr); gap:1rem; }
.case-page--interactive .case-facts dt { color:#718b80; font-weight:500; }
.case-page--interactive .case-notes { width:100vw; margin:0 calc((100vw - var(--shell)) / -2) 2rem; padding:clamp(3rem,5vw,5rem) calc((100vw - var(--shell)) / 2 + clamp(2.5rem,6vw,6rem)); gap:clamp(2rem,5vw,5rem); background:linear-gradient(115deg,#263831,#393044); color:#f7f3ed; }
.case-page--interactive .interaction-note { padding:0; background:transparent; }
.case-page--interactive .interaction-note h2 { color:#c4d8cc; font-size:clamp(1.7rem,2.6vw,2.6rem); }
.case-page--interactive .interaction-note p { color:rgba(247,243,237,.72); }
.interaction-origin{display:grid;grid-template-columns:minmax(14rem,.72fr) minmax(0,1.28fr);gap:clamp(3rem,6vw,6rem);width:100vw;margin:0 calc((100vw - var(--shell))/-2);padding:clamp(3rem,5vw,4.8rem) calc((100vw - var(--shell))/2 + clamp(2.5rem,6vw,6rem));background:linear-gradient(115deg,#263831,#393044);color:#f7f3ed}.interaction-origin .eyebrow{color:#b9d7c7}.interaction-origin h2,.interaction-process-row h2{margin:0;font:300 clamp(2rem,3.25vw,3.5rem)/1 var(--serif)}.interaction-origin>p{margin:1.1rem 0 0;max-width:60ch;color:rgba(247,243,237,.72);font-size: .98rem;line-height:1.85}.interaction-process-row{display:grid;grid-template-columns:minmax(15rem,.58fr) minmax(0,1.42fr);gap:clamp(2rem,6vw,7rem);align-items:center;min-height:23rem;padding:clamp(2.75rem,5vw,5rem) 0;border-bottom:1px solid var(--line)}.interaction-process-row>div>p:not(.eyebrow){max-width:49ch;color:var(--muted);font-size: .98rem;line-height:1.8}.interaction-signal{display:flex;align-items:center;justify-content:center;gap:1.2rem}.interaction-signal i{width:2.2rem;height:2.2rem;border:1px solid #7c9d8e;border-radius:50%}.interaction-signal i:nth-child(2){width:4rem;height:4rem}.interaction-signal i:nth-child(3){width:6rem;height:6rem}.interaction-signal i:nth-child(4){width:8rem;height:8rem}
.interaction-featured { aspect-ratio: 16 / 9; }
.interaction-featured .case-play img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: translateX(7%) scale(1.16);
}
.interaction-featured .case-play:hover img { transform: translateX(7%) scale(1.19); }
.interaction-jump { display: inline-flex; gap: 1.5rem; align-items: center; margin-top: 1.2rem; font-size: .75rem; text-decoration: none; border-bottom: 1px solid var(--line); padding-bottom: .4rem; }
.interaction-jump:hover { border-color: var(--ink); }
.case-note.interaction-note { grid-template-columns: minmax(0, 1fr); }
.interaction-setup { display: grid; grid-template-columns: minmax(0, 1fr) minmax(12rem, .55fr); gap: clamp(2rem, 7vw, 7rem); align-items: center; padding: clamp(2.8rem,5vw,5rem) clamp(1.3rem, 3vw, 3rem); background: linear-gradient(115deg,#e4ebe2,#e8e1eb); border-radius: .4rem; }
.interaction-setup h2, .interaction-section-intro h2 { font-size: clamp(1.8rem, 2.6vw, 2.6rem); line-height: 1.1; margin: 0 0 1rem; }
.interaction-setup-intro { max-width: 48ch; margin: 0; font-size: .98rem; line-height: 1.7; color: var(--muted); }
.interaction-steps { list-style: none; margin: 1.7rem 0 0; padding: 0; }
.interaction-steps li { display: grid; grid-template-columns: 2rem minmax(0, 1fr); gap: .8rem; border-top: 1px solid var(--line); padding: 1rem 0; }
.interaction-steps li > span { font: 300 1.2rem var(--serif); padding-top: .1rem; color: #697368; }
.interaction-steps h3 { font-weight: 500; font-size: .8rem; margin: 0 0 .25rem; }
.interaction-steps p { margin: 0; font-size: .98rem; line-height: 1.6; }
.interaction-detail { width: min(100%, 14rem); margin: 0; justify-self: center; }
.interaction-detail a { display: block; border-radius: .3rem; overflow: hidden; }
.interaction-detail img { height: auto; }
.interaction-detail figcaption { margin-top: .65rem; font-size: .76rem; line-height: 1.55; color: var(--muted); }
.interaction-experiments { margin: 3rem 0; scroll-margin-top: 5rem; }
.interaction-section-intro { max-width: 42rem; margin-bottom: 2rem; }
.interaction-section-intro > p { font-size: .98rem; line-height: 1.7; color: var(--muted); }
.interaction-group-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 1rem 0; border-top: 1px solid var(--line); }
.interaction-group-heading h2 { margin: 0; font-size: 1.65rem; }
.interaction-group-heading .eyebrow { margin: 0; }
.interaction-demo-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem; margin-bottom: 2.5rem; }
.interaction-demo { display: flex; flex-direction: column; min-width: 0; padding: 1.2rem; background: #e8e9e0; border-radius: .4rem; }
.interaction-demo:nth-child(even) { background: #e9e3e9; }
.interaction-demo-heading { display: flex; align-items: baseline; gap: .8rem; }
.interaction-index { font-size: .72rem; color: var(--muted); }
.interaction-demo h3 { margin: 0; font: 300 clamp(1.25rem, 1.8vw, 1.65rem)/1.15 var(--serif); }
.interaction-demo > p { font-size: .98rem; line-height: 1.6; margin: .7rem 0 1rem; }
.interaction-embed { aspect-ratio: 16 / 9; margin-top: auto; background: #000; overflow: hidden; border-radius: .2rem; }
.interaction-embed .case-play img { width: 100%; height: 100%; object-fit: cover; }
.interaction-embed iframe { display: block; width: 100%; height: 100%; border: 0; }
.interaction-watch { align-self: flex-end; margin-top: .6rem; font-size: .76rem; text-underline-offset: .2em; }
@media (max-width: 800px) {
  .case-page--interactive .case-intro h1 { font-size: clamp(2.8rem, 8.5vw, 4.5rem); }
  .case-page--interactive .case-lead,
  .interaction-process-row > div > p:not(.eyebrow) { max-width: none; }
  .interaction-setup { gap: 2rem; grid-template-columns: minmax(0, 1fr) 11rem; }
  .case-page--interactive .case-notes { grid-template-columns:1fr; padding-inline:calc((100vw - var(--shell))/2); }
  .interaction-origin,.interaction-process-row{grid-template-columns:1fr}.interaction-origin{gap:.8rem;padding-inline:calc((100vw - var(--shell))/2)}.interaction-origin>p{max-width:none}.interaction-process-row{min-height:0;gap:1.5rem}.interaction-origin h2,.interaction-process-row h2{font-size:clamp(1.6rem,4vw,2rem)}
  .interaction-group-heading { flex-direction: column; gap: .6rem; }
}
@media (max-width: 600px) {
  .interaction-setup { grid-template-columns: minmax(0, 1fr); }
  .interaction-detail { width: min(65%, 12rem); }
  .interaction-demo-grid { grid-template-columns: minmax(0, 1fr); }
  .interaction-demo { padding: 1rem; }
}