.case-page { overflow-x: clip; --focus-ring: var(--mint, var(--lime)); }
.wrap { width: min(92%, 1200px); margin-inline: auto; }
.case-page figure { margin: 0; }
.case-page img { height: auto; }
.case-page p { line-height: 1.65; }
.case-page h1, .case-page h2, .case-page h3 { font-family: var(--display); letter-spacing: -.045em; line-height: 1.04; margin: 0; overflow-wrap: anywhere; }
.case-page h2 { font-size: clamp(2.1rem, 4.5vw, 4.5rem); }
.case-page h3 { font-size: clamp(1.6rem, 2.7vw, 2.6rem); }
.case-page figcaption, .small-note, .project-note { font-size: .875rem; line-height: 1.5; opacity: .72; }
.case-page figcaption { margin-top: .85rem; }
.case-page a { text-underline-offset: .3em; }
.case-page a:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 5px; }
.case-page .skip-link:focus-visible { outline-color: var(--ink); }
.case-page :is(.light-section, .coral-section, .violet-section, .prototype-panel) { --focus-ring: var(--ink); }
.case-header { width: min(92%, 1200px); margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .5rem 1rem; padding: 1.3rem 0; font-size: .95rem; }
.case-header a { text-decoration: none; display: inline-flex; align-items: center; min-height: 44px; }
.skip-link { position: fixed; top: -5rem; left: 1rem; padding: 1rem; background: var(--lime); color: var(--ink); z-index: 100; }
.skip-link:focus { top: 1rem; }
.kicker { font-size: .875rem; letter-spacing: .12em; text-transform: uppercase; margin: 0 0 1.5rem; }
.lime { color: var(--lime); }
.case-hero { padding-top: clamp(3rem, 7vw, 7rem); }
.case-hero h1 { font-size: clamp(2.25rem, 8.1vw, 8.3rem); line-height: .97; letter-spacing: -.055em; }
.case-hero h1 > span { display: block; }
.hero-intro { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: clamp(2rem,5vw,4rem); margin: 3rem 0; align-items: start; }
.hero-intro p { margin-top: 0; max-width: 37rem; }
.case-lead { font-family: var(--display); font-size: clamp(1.7rem, 3vw, 2.8rem); line-height: 1.2 !important; }
.text-link { display: inline-block; font-weight: 600; padding-block: .5rem; }
.hero-image img { aspect-ratio: 3/2; object-fit: cover; }
.project-facts { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 2rem; padding: 2.5rem 0; margin: 2rem 0 0; border-top: 1px solid #ffffff36; }
.project-facts dt { font-size: .875rem; color: var(--muted); margin-bottom: .8rem; }
.project-facts dd { margin: 0; }
.project-note { margin-top: 0; max-width: 50rem; }
.process-overview { padding-block: 7rem 3rem; }
.intro-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 3rem; }
.intro-grid p:not(.kicker) { max-width: 43rem; }
.diamond-map { width: 100%; margin-top: 3rem; height: auto; color: var(--lime); }
.diamond-labels { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4,1fr); text-align: center; gap: .5rem; font-size: .95rem; }
.case-page .phase-nav { position: sticky; inset: 0 0 auto; z-index: 25; display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 0; padding: 0 max(4vw,calc((100vw - 1200px)/2)); background: #0b1020f5; border-block: 1px solid #ffffff30; border-radius: 0; backdrop-filter: blur(12px); }
.phase-nav a { min-width: 0; overflow-wrap: anywhere; text-decoration: none; padding: 1.25rem .6rem; text-align: center; font-size: .95rem; border-bottom: 3px solid transparent; }
.phase-nav a::after { display: none; }
.phase-nav span { opacity: .5; margin-right: .6rem; }
.phase-nav a[aria-current] { color: var(--lime); border-bottom-color: var(--lime); }
.phase { padding-block: clamp(3.5rem,7vw,7rem); scroll-margin-top: 6rem; }
.light-section { color: var(--ink); background: var(--paper); }
.coral-section { color: var(--ink); background: var(--coral); }
.dark-section { background: var(--ink); }
.phase-heading { display: grid; grid-template-columns: 1fr 2fr; gap: 3rem; align-items: start; margin-bottom: 4rem; }
.editorial-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: clamp(2rem,5vw,5rem); align-items: start; }
.hero-intro > *, .phase-heading > *, .intro-grid > *, .editorial-grid > *, .project-facts > *, .findings > *, .solution-flow > *, .prototype-panel > * { min-width: 0; }
.project-facts dd, .case-footer a { overflow-wrap: anywhere; }
.editorial-grid p:first-child { margin-top: 0; }
.statement { font-family: var(--display); font-size: clamp(1.5rem,2.3vw,2.1rem); line-height: 1.28 !important; max-width: 28rem; }
.research-numbers { display: grid; grid-template-columns: repeat(3,1fr); border-block: 1px solid #0b10204d; padding: 2rem 0; margin: 3rem 0; gap: 1rem; }
.research-numbers strong { display: block; font-family: var(--display); font-size: clamp(3rem,6vw,5.5rem); line-height: 1.15; font-weight: 600; }
.research-numbers span { font-size: .95rem; }
.photo-block { margin-top: 3rem !important; }
.photo-block img { max-height: 760px; object-fit: cover; }
.subsection { margin-top: 5rem; }
.diagram-block { margin-top: 2.5rem !important; padding: clamp(1rem,3vw,3rem); background: white; }
.diagram-block img { object-fit: contain; }
.findings { display: grid; grid-template-columns: repeat(3,1fr); gap: 3rem; margin: 4rem 0; }
.findings article { border-top: 1px solid #0b102080; padding-top: 1rem; }
.findings article > span { font-size: .9rem; }
.findings h3 { font-size: clamp(1.5rem,2.2vw,2rem); margin-top: 2rem; }
.problem-question { border-top: 1px solid #0b102080; padding-top: 3rem; margin-top: 4rem; }
.problem-question blockquote { font-family: var(--display); font-size: clamp(1.75rem,3.4vw,3.4rem); line-height: 1.16; letter-spacing: -.035em; margin: 0; max-width: 1120px; }
.test-notes { margin-top: 3rem; background: #e5e7de; padding: clamp(1.5rem,4vw,3rem); }
.test-notes ul { padding-left: 1.2rem; }
.test-notes li { margin-block: 1.1rem; max-width: 62rem; }
.solution-flow { margin: 3rem 0; display: grid; grid-template-columns: repeat(3,1fr); gap: 3rem; }
.solution-flow article { border-top: 1px solid #ffffff40; padding-top: 1.5rem; }
.solution-flow span { color: var(--lime); display: block; margin-bottom: 1rem; }
.solution-flow h3 { font-size: clamp(1.4rem,2.3vw,2rem); }
.flow-figure { margin-top: 4rem !important; }
.flow-figure img { width: min(100%,1100px); margin-inline: auto; }
.prototype-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; margin-top: 5rem; padding: clamp(1.5rem,5vw,5rem); background: #cfd0f2; color: var(--ink); scroll-margin-top: 7rem; }
.prototype-panel h3 { font-size: clamp(1.8rem,3.5vw,3.2rem); }
.video-figure { width: min(100%,320px); justify-self: center; }
.phone-video { overflow: hidden; border-radius: 15% / 7.4%; background: #111; box-shadow: 0 1.5rem 3rem #0b102028; }
.phone-video video { display: block; width: 100%; height: auto; aspect-ratio: 504/1020; }
.video-figure figcaption { text-align: center; }
.touchpoint-grid { display: grid; grid-template-columns: minmax(0,.85fr) minmax(0,1.15fr); gap: clamp(2rem,6vw,6rem); align-items: center; margin-top: 6rem; }
.poster { max-width: 480px; }
.followup figure { margin-top: 2.5rem; }
.next-steps { padding-top: 3rem; border-top: 1px solid #ffffff40; }
.media-section { padding-block: clamp(4rem,8vw,8rem); }
.media-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem,5vw,5rem); align-items: center; }
.media-grid h2 { font-size: clamp(2rem,3.5vw,3.5rem); }
.media-grid blockquote { margin: 1.5rem 0; padding-left: 1.3rem; border-left: 3px solid var(--coral); font-size: 1.25rem; }
.reflection-section { padding-block: clamp(4rem,8vw,8rem); }
.reflection-section h2 { margin-bottom: 3rem; }
.case-footer { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; padding-block: 2rem 3rem; border-top: 1px solid #ffffff40; }
.case-footer p { font-size: .875rem; color: var(--muted); }
.case-footer a { display: inline-flex; align-items: center; min-height: 44px; }
@media (prefers-reduced-motion: no-preference) { .case-page a { transition: color .2s; } .case-page .text-link:hover { text-decoration-thickness: 2px; } .case-page .photo-block img { transition: filter .3s; } .case-page .photo-block a:hover img { filter: brightness(1.04); } }
@media (max-width: 900px) {
  .project-facts { grid-template-columns: repeat(2,1fr); }
  .phase-heading, .intro-grid { grid-template-columns: 1fr; gap: .5rem; }
  .hero-intro { gap: 2rem; }
  .findings { gap: 1.5rem; }
  .media-grid { grid-template-columns: 1fr; }
  .media-grid figure { max-width: 650px; }
}
@media (max-width: 760px) {
  .wrap, .case-header { width: calc(100% - 2.5rem); }
  .case-header { font-size: .875rem; }
  .case-hero h1 { font-size: clamp(2rem,8.1vw,3rem); }
  .hero-intro, .editorial-grid, .findings, .solution-flow, .prototype-panel, .touchpoint-grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .hero-intro { margin-block: 2rem; }
  .project-facts { gap: 1.5rem; font-size: .9rem; }
  .process-overview { padding-top: 4rem; }
  .case-page .phase-nav { padding-inline: .25rem; }
  .phase-nav a { font-size: .875rem; padding: 1rem .2rem; }
  .phase-nav span { display: none; }
  .diamond-labels { font-size: .875rem; overflow-wrap: anywhere; }
  .phase-heading { margin-bottom: 2rem; }
  .research-numbers span { font-size: .875rem; overflow-wrap: anywhere; }
  .subsection { margin-top: 3rem; }
  .findings h3 { margin-top: 1rem; }
  .prototype-panel { margin-top: 3rem; }
  .touchpoint-grid { margin-top: 4rem; gap: 3rem; }
  .case-footer { align-items: start; flex-direction: column; gap: 1rem; }
}
@media (max-width: 380px) {
  .project-facts { grid-template-columns: 1fr; }
  .case-page .phase-nav { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .phase-nav a { padding-block: .65rem; }
  .phase { scroll-margin-top: 8rem; }
}