/* ==========================================================================
   case.css — case studies and the case-studies index.
   Built on core.css; each case page tints the accent with its project colour.
   ========================================================================== */
.case { --acc: var(--c, var(--cyan)); --acc-txt: var(--c, var(--cyan)); }

/* header navigation (the homepage uses the dimension dial instead) */
.hdr__nav {
  position: absolute; left: 50%; transform: translateX(-50%);
  display: flex; gap: 2px; padding: 5px;
  border: 1px solid var(--line); border-radius: 999px;
  background: rgba(5, 7, 13, 0.55); backdrop-filter: blur(16px) saturate(140%);
}
.hdr__nav a {
  padding: 9px 15px; border-radius: 999px; color: var(--ink-2); text-decoration: none;
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; transition: color 0.3s, background-color 0.3s;
}
.hdr__nav a:hover, .hdr__nav a.is-active { color: var(--ink); background: rgba(242, 236, 228, 0.08); }
.status { display: inline-flex; align-items: center; gap: 9px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-2); }
.status__dot { flex: none; width: 7px; height: 7px; border-radius: 50%; background: var(--d4); }
.hdr.on-light { --ink: #05070d; --ink-2: #4a5466; --line: rgba(5, 7, 13, 0.14); }
.hdr.on-light .hdr__nav, .hdr.on-light .hdr__menu { background: rgba(236, 242, 250, 0.72); }

.stats {
  list-style: none; padding: 0;
  margin: clamp(80px, 13vh, 150px) 0 0;
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}
.stats li { padding: 30px 24px 0 0; }
.stats li + li { padding-left: 24px; border-left: 1px solid var(--line-2); }
.stats__n {
  display: block; font-size: clamp(3.2rem, 7.4vw, 8.4rem);
  line-height: 0.86; letter-spacing: -0.065em; font-weight: 400; color: var(--acc-txt);
}
.stats__n b { font-weight: 400; color: var(--ink); font-variant-numeric: tabular-nums; }
.stats__l { display: block; margin-top: 18px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); }

/* ==========================================================================
   WORK — stacking showcase cards with device mockups
   ========================================================================== */
.work { padding: clamp(110px, 17vh, 210px) 0 clamp(90px, 14vh, 170px); }
.shows { position: relative; display: grid; gap: 7svh; }
.show {
  position: sticky; top: calc(9svh + var(--i) * 10px);
  height: min(82svh, 880px);
  border-radius: clamp(22px, 2.4vw, 36px);
  transform-origin: 50% 0;
}
.show__link {
  position: relative; isolation: isolate; overflow: hidden;
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px;
  height: 100%; padding: clamp(26px, 3.4vw, 56px);
  border-radius: inherit; color: var(--ink); text-decoration: none;
  background:
    radial-gradient(80% 90% at 92% 8%, color-mix(in srgb, var(--c) 30%, transparent), transparent 62%),
    radial-gradient(60% 70% at 8% 110%, color-mix(in srgb, var(--c) 12%, transparent), transparent 60%),
    linear-gradient(160deg, var(--c2), #09090b 72%);
  border: 1px solid color-mix(in srgb, var(--c) 24%, transparent);
  box-shadow: 0 -40px 90px -50px rgba(0, 0, 0, 0.95);
}
.show__link::before {
  content: ''; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(70% 80% at 72% 45%, #000, transparent);
  mask-image: radial-gradient(70% 80% at 72% 45%, #000, transparent);
}
.show__shade { position: absolute; inset: 0; z-index: 20; border-radius: inherit; background: #050506; opacity: 0; pointer-events: none; }
.show__text { position: relative; z-index: 2; grid-column: 1 / span 5; display: flex; flex-direction: column; justify-content: space-between; gap: 22px; min-height: 0; }
.show__meta { margin: 0; display: flex; gap: 12px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(237, 236, 231, 0.55); }
.show__meta span { color: var(--c); }
.show__title { margin: 0; font-size: clamp(2.4rem, 4.6vw, 5.6rem); font-weight: 500; line-height: 0.92; letter-spacing: -0.055em; }
.show__tag { margin: 18px 0 0; max-width: 16em; font: italic 400 clamp(1.3rem, 2vw, 2.2rem)/1.08 var(--f-display); letter-spacing: -0.01em; color: var(--c); }
.show__desc { margin: 18px 0 0; max-width: 30em; color: var(--ink-2); font-size: clamp(15px, 1.05vw, 17px); }
.show__facts {
  list-style: none; margin: 0; padding: 20px 0 0; border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 0 clamp(20px, 3vw, 44px);
  font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.07em; color: var(--ink-3);
}
.show__facts b { display: block; margin-bottom: 6px; font: 500 clamp(1.5rem, 2.2vw, 2.4rem)/1 var(--f-sans); letter-spacing: -0.04em; text-transform: none; color: var(--ink); }
.show__cta {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 12px;
  padding: 13px 20px; border-radius: 999px; background: var(--c); color: #0b0b0b;
  font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.06em;
}
.show__cta i { font-style: normal; transition: transform 0.5s var(--ease); }
.show__link:hover .show__cta i { transform: translateX(5px); }
.show__visual {
  --ry: 0deg; --rx: 0deg; --my: 0deg; --mx: 0deg; --py: 0px;
  position: relative; z-index: 1; grid-column: 6 / span 7; perspective: 1800px;
}
.work__note { margin: 32px 0 0; font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-4); }
.work__all { margin: 22px 0 0; }


/* ==========================================================================
   STACK (exploded iso)
   ========================================================================== */
.stack { padding: clamp(110px, 17vh, 210px) 0 clamp(90px, 14vh, 170px); }
.stack__grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; }
.stack__scene { grid-column: 1 / span 6; position: relative; padding-top: 70px; }
.iso {
  position: sticky; top: calc(50svh - 250px);
  height: 500px;
  transform-style: preserve-3d;
  /* perspective lives in the transform so it's centred on the stack itself, not on the tall column */
  transform: perspective(2200px) rotateX(57deg) rotateZ(-38deg) translateY(-20px);
  --gap: 18px;
}
.plane {
  position: absolute; left: 50%; top: 50%;
  width: min(380px, 70%); aspect-ratio: 1; translate: -50% -50%;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 18px;
  border: 1px solid rgba(237, 236, 231, 0.18); border-radius: 18px;
  background:
    linear-gradient(rgba(237, 236, 231, 0.045) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, rgba(237, 236, 231, 0.045) 1px, transparent 1px) 0 0 / 24px 24px,
    rgba(10, 11, 13, 0.82);
  transform: translateZ(calc((5 - var(--l)) * var(--gap) + var(--lift, 0px)));
  transition: transform 0.8s var(--ease), border-color 0.5s, background-color 0.5s, box-shadow 0.6s;
  font-size: 12px;
}
.plane b { font-weight: 500; color: var(--ink); text-transform: uppercase; letter-spacing: 0.06em; }
.plane span { color: var(--ink-3); font-size: 10.5px; line-height: 1.5; }
.plane[data-l='0'] { --l: 0; } .plane[data-l='1'] { --l: 1; } .plane[data-l='2'] { --l: 2; }
.plane[data-l='3'] { --l: 3; } .plane[data-l='4'] { --l: 4; } .plane[data-l='5'] { --l: 5; }
.plane.is-on {
  --lift: 46px;
  border-color: var(--acc);
  background:
    linear-gradient(rgba(91, 231, 255, 0.09) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, rgba(91, 231, 255, 0.09) 1px, transparent 1px) 0 0 / 24px 24px,
    rgba(18, 22, 8, 0.92);
  box-shadow: 0 0 60px rgba(91, 231, 255, 0.18);
}
.plane.is-on b { color: var(--acc); }
.plane.is-on span { color: var(--ink-2); }

.layers { grid-column: 8 / span 5; list-style: none; margin: 0; padding: 0; }
.layer {
  min-height: 52svh; padding: 6vh 0;
  display: flex; flex-direction: column; justify-content: center;
  border-top: 1px solid var(--line);
  transition: opacity 0.5s;
}
.js .layers.has-active .layer:not(.is-on) { opacity: 0.35; }
.layer__n { margin: 0; font-size: 11px; color: var(--acc-txt); }
.layer h3 { margin: 10px 0 14px; font-size: clamp(2.1rem, 3.8vw, 4.2rem); font-weight: 500; letter-spacing: -0.05em; line-height: 0.95; }
.layer p:not(.chips):not(.layer__n) { margin: 0 0 20px; color: var(--ink-2); max-width: 30em; font-size: 15.5px; }
.layer.is-on .chips span { border-color: rgba(91, 231, 255, 0.35); color: var(--ink); }

.light {
  --ink: #05070d; --ink-2: #47526a; --ink-3: #75809a; --ink-4: #b4bfd3;
  --line: rgba(5, 7, 13, 0.13); --line-2: rgba(5, 7, 13, 0.06);
  --acc-txt: color-mix(in srgb, var(--acc) 50%, #0b1a4a);
  position: relative; z-index: 3;
  background: #eef3fa; color: var(--ink);
  border-radius: clamp(20px, 3vw, 40px);
  margin-inline: clamp(6px, 0.8vw, 12px);
}
.light ::selection { background: #05070d; color: var(--acc); }
.light .h2 em { color: var(--ink); }

/* ==========================================================================
   CASE NOTES
   ========================================================================== */
.readbar { position: fixed; inset: 0 0 auto; z-index: 70; height: 2px; pointer-events: none; }
.readbar span { display: block; height: 100%; background: var(--acc); transform: scaleX(0); transform-origin: left; }
.crumbs {
  display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 34px;
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.07em; color: var(--ink-4);
}
.crumbs a { color: var(--ink-2); text-decoration: none; transition: color 0.3s; }
.crumbs a:hover { color: var(--acc); }
.crumbs [aria-current] { color: var(--ink); }

.c-hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; padding: 150px 0 clamp(70px, 11vh, 130px); }
.c-hero > .wrap { position: relative; }
.c-title {
  margin: 0; max-width: 11em;
  font-size: clamp(3rem, 9.6vw, 11.8rem); font-weight: 500; line-height: 0.86; letter-spacing: -0.062em;
}
.js .c-title { opacity: 0; }
.c-title .kc-line-mask { padding-bottom: 0.12em; margin-bottom: -0.12em; }
.c-thesis {
  margin: clamp(18px, 3vh, 30px) 0 0; max-width: 22em;
  font: italic 400 clamp(1.6rem, 3.3vw, 3.6rem)/1.06 var(--f-display); letter-spacing: -0.015em; color: var(--acc-txt);
}
.c-hero__foot {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; align-items: end;
  margin-top: clamp(40px, 7vh, 80px); padding-top: 28px; border-top: 1px solid var(--line);
}
.c-lede { grid-column: 1 / span 6; margin: 0; color: var(--ink-2); font-size: clamp(16px, 1.15vw, 18px); }
.c-meta { grid-column: 8 / span 5; margin: 0; display: grid; gap: 12px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; }
.c-meta div { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--line-2); }
.c-meta dt { color: var(--ink-3); }
.c-meta dd { margin: 0; color: var(--ink); text-transform: none; letter-spacing: 0; font-family: var(--f-sans); font-size: 15px; }

.case .c-thesis { color: var(--c, var(--acc-txt)); }
.c-cover { padding: 0 0 clamp(20px, 4vh, 40px); }
.c-cover__frame {
  position: relative; overflow: hidden; height: min(86svh, 900px);
  border: 1px solid color-mix(in srgb, var(--c) 24%, transparent); border-radius: clamp(22px, 2.4vw, 36px);
  background:
    radial-gradient(70% 90% at 50% 0%, color-mix(in srgb, var(--c) 32%, transparent), transparent 64%),
    linear-gradient(170deg, var(--c2), #09090b 75%);
}
.c-cover__frame::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(60% 70% at 50% 50%, #000, transparent); mask-image: radial-gradient(60% 70% at 50% 50%, #000, transparent);
}
.c-cover .show__visual { position: absolute; inset: 6% 9% 4%; }
.c-cover .dev--laptop { width: min(84%, 110svh); left: 2%; }
.c-cover .dev--phone { width: 21%; right: 2%; }
.c-vitals { padding: clamp(90px, 14vh, 170px) 0; }
.stats--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.c-vital__note { margin: 10px 0 0; max-width: 22em; font-size: 14px; color: var(--ink-2); }

.c-path { padding: clamp(110px, 16vh, 200px) 0; }
.c-path__grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; }
.c-path__head { grid-column: 1 / span 5; align-self: start; position: sticky; top: 16vh; }
.c-path__count { display: flex; align-items: baseline; gap: 14px; margin: clamp(36px, 7vh, 72px) 0 0; font-variant-numeric: tabular-nums; }
.c-path__count b { font-size: clamp(4.4rem, 10vw, 11rem); font-weight: 500; line-height: 0.8; letter-spacing: -0.065em; }
.c-path__count span { font: 500 14px var(--f-mono); color: var(--ink-3); }
.c-path__key { margin: 18px 0 0; font-size: 13px; letter-spacing: 0.12em; color: var(--acc-txt); }
.c-path__list { grid-column: 7 / span 6; position: relative; padding-left: 52px; }
.trace__rail { position: absolute; left: 7px; top: 8px; bottom: 8px; width: 1px; background: var(--line); }
.trace__fill { position: absolute; inset: 0; background: linear-gradient(var(--acc), rgba(91, 231, 255, 0.3)); transform-origin: top; transform: scaleY(0); }
.trace { list-style: none; margin: 0; padding: 0; }
.trace__step { position: relative; padding-bottom: clamp(56px, 11vh, 120px); transition: opacity 0.6s; }
.trace__step:last-child { padding-bottom: 0; }
.js .trace__step:not(.is-on) { opacity: 0.32; }
.trace__dot {
  position: absolute; left: -52px; top: 2px; width: 15px; height: 15px; border-radius: 50%;
  border: 1px solid var(--ink-4); background: var(--bg);
  transition: background-color 0.4s, border-color 0.4s, box-shadow 0.5s;
}
.trace__step.is-on .trace__dot { background: var(--acc); border-color: var(--acc); box-shadow: 0 0 0 5px rgba(91, 231, 255, 0.1), 0 0 22px rgba(91, 231, 255, 0.5); }
.trace__k { margin: 0 0 14px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); }
.trace__step.is-cur .trace__k { color: var(--acc-txt); }
.trace__step h3 { margin: 0 0 14px; font-size: clamp(1.7rem, 2.9vw, 3.1rem); font-weight: 500; letter-spacing: -0.045em; line-height: 1; }
.trace__step p:last-child { margin: 0; max-width: 34em; color: var(--ink-2); }

.c-story { padding: clamp(60px, 9vh, 120px) 0 clamp(110px, 16vh, 200px); }
.c-story__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 12px; }
.c-chapter {
  display: flex; flex-direction: column; padding: clamp(22px, 2.2vw, 34px);
  border: 1px solid var(--line); border-radius: 18px; background: var(--panel); backdrop-filter: blur(10px);
}
.c-chapter__k { margin: 0; font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--acc-txt); }
.c-chapter h3 { margin: 20px 0 16px; font-size: clamp(1.5rem, 2.3vw, 2.4rem); font-weight: 500; letter-spacing: -0.04em; line-height: 1.02; }
.c-chapter > p:not(.c-chapter__k) { margin: 0; color: var(--ink-2); font-size: 15.5px; }
.c-chapter ul { list-style: none; margin: auto 0 0; padding: 22px 0 0; display: grid; gap: 10px; }
.c-chapter > p + ul { margin-top: 26px; border-top: 1px solid var(--line); }
.c-chapter li { position: relative; padding-left: 22px; font-size: 14.5px; line-height: 1.5; }
.c-chapter li::before { content: '→'; position: absolute; left: 0; top: 1px; font: 12px var(--f-mono); color: var(--acc); }

.c-decisions { padding: clamp(110px, 16vh, 190px) 0 clamp(50px, 8vh, 90px); }
.c-dec { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.c-dec li {
  display: grid; grid-template-columns: 110px minmax(0, 5fr) minmax(0, 6fr); column-gap: 24px; align-items: baseline;
  padding: clamp(28px, 4.5vh, 44px) 0; border-bottom: 1px solid var(--line);
}
.c-dec__n { font-size: 12px; color: var(--ink-3); }
.c-dec h3 { margin: 0; font-size: clamp(1.6rem, 2.9vw, 3.1rem); font-weight: 500; letter-spacing: -0.045em; line-height: 1; }
.c-dec p { margin: 0; color: var(--ink-2); max-width: 36em; }

.c-chips { padding: clamp(50px, 8vh, 90px) 0 clamp(110px, 16vh, 190px); }
.c-chips__grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; align-items: end; }
.c-chips__grid > div { grid-column: 1 / span 5; }
.c-chips__grid > .chips { grid-column: 7 / span 6; }
.c-chips__lede { margin: 20px 0 0; color: var(--ink-2); max-width: 26em; }
.c-chips__tech { margin: 28px 0 0; padding-top: 20px; border-top: 1px solid var(--line); max-width: 34em; font-size: 14.5px; color: var(--ink-2); }
.c-chips__tech b { display: block; margin-bottom: 8px; font-size: 10.5px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); }
.chips--lg { gap: 8px; }
.chips--lg span { font-size: 13px; padding: 12px 18px; }
.light .chips span { border-color: rgba(5, 7, 13, 0.18); color: var(--ink); }

.c-next {
  position: relative; min-height: 92svh; display: flex; flex-direction: column; justify-content: center;
  padding: clamp(120px, 18vh, 220px) 0 clamp(70px, 10vh, 110px);
}
.c-next__link { display: block; text-decoration: none; }
.c-next__title {
  display: block; max-width: 12em;
  margin: 20px 0 26px; font-size: clamp(2.8rem, 8.6vw, 10.5rem); font-weight: 500; line-height: 0.88; letter-spacing: -0.06em;
  transition: color 0.4s;
}
.c-next__title i { display: inline-block; margin-left: 0.2em; font-style: normal; font-family: var(--f-display); color: var(--acc); font-size: 0.8em; transition: transform 0.6s var(--ease); }
.c-next__link:hover .c-next__title { color: var(--acc); }
.c-next__link:hover .c-next__title i { transform: translateX(0.2em); }
.c-next__sum { display: block; max-width: 32em; color: var(--ink-2); font-size: clamp(16px, 1.35vw, 20px); }
.c-next__row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(36px, 6vh, 56px); }

.c-hero--index .c-title { max-width: none; }
.case .work { padding-top: clamp(60px, 10vh, 120px); }

@media (max-width: 1023px) {
  .c-lede { grid-column: 1 / -1; }
  .c-meta { grid-column: 1 / -1; margin-top: 32px; }
  .c-path__head { grid-column: 1 / -1; position: relative; top: 0; margin-bottom: 56px; }
  .c-path__count, .c-path__key { display: none; }
  .c-path__list { grid-column: 1 / -1; }
  .c-story__grid { grid-template-columns: minmax(0, 1fr); }
  .c-dec li { grid-template-columns: minmax(0, 1fr); row-gap: 14px; }
  .c-chips__grid > div, .c-chips__grid > .chips { grid-column: 1 / -1; }
  .c-chips__grid > .chips { margin-top: 36px; }
}
@media (max-width: 767px) {
  .c-hero { padding-top: 110px; }
  .c-title { font-size: clamp(2.7rem, 13vw, 5rem); line-height: 0.9; }
  .stats--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .c-path__list { padding-left: 38px; }
  .c-cover__frame { height: 78vw; }
  .c-cover .show__visual { inset: 4% 3%; }
  .c-cover .dev--laptop { width: 90%; transform: translateY(-56%) rotateY(-12deg) rotateX(6deg); }
  .c-cover .dev--phone { width: 28%; }
  .trace__dot { left: -38px; }
  .c-next__title { font-size: clamp(2.5rem, 12vw, 4.5rem); }
}

/* ---------- reveal defaults (JS adds motion; without JS everything is visible) ---------- */
.js .reveal { opacity: 0; transform: translateY(28px); }


/* ---------- the new type voice for the case pages ---------- */
.c-title, .stats__n, .trace__step h3, .c-chapter h3, .c-dec h3, .layer h3, .c-next__title, .show__title, .c-path__count b {
  font-family: var(--f-display); font-weight: 800; font-variation-settings: 'wdth' 116; letter-spacing: -0.03em;
}
.c-title { font-size: clamp(2.8rem, 8.6vw, 10.5rem); line-height: 0.86; }
.c-thesis { font: italic 700 clamp(1.4rem, 2.8vw, 3rem)/1.08 var(--f-display); font-variation-settings: 'wdth' 108; letter-spacing: -0.015em; }
.stats__n { color: var(--acc); }
.stats__n b { font-weight: 800; }
.c-next__title i { font-family: var(--f-display); font-style: normal; }
.show__tag { font: italic 700 clamp(1.15rem, 1.8vw, 1.9rem)/1.1 var(--f-display); font-variation-settings: 'wdth' 108; }
.show__facts b, .c-meta dd { font-family: var(--f-display); font-variation-settings: 'wdth' 110; }
.light { --bg-light: #eef3fa; }
.light .h2 em { background: none; color: var(--ink); -webkit-text-fill-color: currentColor; }
.plane.is-on { border-color: var(--acc); box-shadow: 0 0 60px color-mix(in srgb, var(--acc) 22%, transparent); background:
    linear-gradient(color-mix(in srgb, var(--acc) 12%, transparent) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, color-mix(in srgb, var(--acc) 12%, transparent) 1px, transparent 1px) 0 0 / 24px 24px, rgba(16, 14, 24, 0.94); }
.plane.is-on b { color: var(--acc); }
.layer.is-on .chips span { border-color: color-mix(in srgb, var(--acc) 40%, transparent); }
.trace__step.is-on .trace__dot { box-shadow: 0 0 0 5px color-mix(in srgb, var(--acc) 14%, transparent), 0 0 22px color-mix(in srgb, var(--acc) 60%, transparent); }
.trace__fill { background: linear-gradient(var(--acc), color-mix(in srgb, var(--acc) 25%, transparent)); }

/* ---------- responsive ---------- */
@media (max-width: 1200px) {
  .hdr__nav a { padding: 9px 11px; }
  .status { display: none; }
  .show__text { grid-column: 1 / span 6; }
  .show__visual { grid-column: 7 / span 6; }
  .dev--phone { width: 28%; }
}
@media (max-width: 1023px) {
  .hdr__nav { display: none; }
  .shows { gap: 28px; }
  .show { position: relative; top: 0; height: auto; }
  .show__link { grid-template-columns: minmax(0, 1fr); row-gap: 36px; }
  .show__text, .show__visual { grid-column: 1; }
  .show__visual { height: min(64vw, 540px); }
  .stack__scene { grid-column: 1 / -1; height: 420px; margin: 40px 0 24px; }
  .iso { position: relative; top: 0; height: 420px; --gap: 34px; }
  .layers { grid-column: 1 / -1; }
  .layer { min-height: 0; padding: 36px 0; }
  .js .layers.has-active .layer:not(.is-on) { opacity: 1; }
}
@media (max-width: 767px) {
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats li { padding: 26px 12px 26px 0; }
  .stats li + li { padding-left: 0; border-left: 0; }
  .stats li:nth-child(even) { padding-left: 16px; border-left: 1px solid var(--line-2); }
  .stats li:nth-child(n + 3) { border-top: 1px solid var(--line-2); }
  .show__link { padding: 24px 20px 28px; row-gap: 28px; }
  .show__title { font-size: clamp(2.2rem, 10vw, 3rem); }
  .show__visual { height: 76vw; }
  .show__facts { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 14px; }
  .stack__scene { height: 340px; margin: 72px 0 8px; }
  .iso { height: 340px; --gap: 26px; }
  .plane { width: min(260px, 72%); padding: 12px; }
  .plane span { display: none; }
}

/* the NYC study shows real data, not a device */
.show__visual--img { display: grid; place-items: center; }
.show__visual--img img {
  height: 100%; width: auto; max-width: 100%; object-fit: contain;
  -webkit-mask-image: radial-gradient(closest-side, #000 72%, transparent); mask-image: radial-gradient(closest-side, #000 72%, transparent);
  transform: translateY(var(--py)) rotateX(calc(16deg + var(--rx) + var(--mx))) rotateY(calc(-8deg + var(--ry) + var(--my)));
}