/* ARRESTA · page-local styles. The engine CSS is untouched; this themes it
   with tokens and lays out the page's own markup. */

:root {
  --sc-canvas:     #0a0c0f;
  --sc-surface:    #14181d;
  --sc-ink:        #eceff2;
  --sc-ink-soft:   #9aa4af;
  --sc-accent:     #ff6b2c;   /* heat. Owns the stop, the CTA and nothing else. */
  --sc-accent-ink: #120a06;
  --sc-font-display: "Archivo", system-ui, sans-serif;
  --sc-font-text:    "Geist", system-ui, sans-serif;
  --sc-font-mono:    "Geist Mono", ui-monospace, monospace;
  --steel:      #c9ced4;
  --steel-dim:  #59626c;
  --line:       color-mix(in oklab, var(--steel) 34%, transparent);
  --z-rig: 4;
  --z-callout: 6;
  --z-stop: 50;
}

html { background: var(--sc-canvas); }
body {
  background: var(--sc-canvas);
  color: var(--sc-ink);
  font-family: var(--sc-font-text);
  letter-spacing: 0.003em;
  overflow-x: clip;
}
.sc-display { font-family: var(--sc-font-display); font-stretch: 112%; font-weight: 700; }
.sc-body { line-height: 1.66; }
img { max-width: 100%; }

.skip {
  position: fixed; left: var(--sc-4); top: var(--sc-4); z-index: 100;
  padding: var(--sc-2) var(--sc-4); background: var(--sc-ink); color: var(--sc-canvas);
  border-radius: var(--sc-r-sm); transform: translateY(-200%);
}
.skip:focus-visible { transform: none; }

/* ── chrome ───────────────────────────────────────────────────────────── */
.bar {
  position: fixed; inset: 0 0 auto 0; z-index: var(--sc-z-chrome);
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--sc-4) var(--sc-gutter);
  background: linear-gradient(180deg, rgb(8 10 13 / 0.72), rgb(8 10 13 / 0));
}
.bar__mark {
  display: inline-flex; align-items: center; gap: var(--sc-3);
  color: var(--sc-ink); text-decoration: none;
  font-family: var(--sc-font-display); font-weight: 800; font-stretch: 125%;
  letter-spacing: 0.14em; font-size: 0.95rem;
}
.bar__mark svg { width: 26px; height: 26px; color: var(--steel); }

.btn {
  display: inline-flex; align-items: center; gap: var(--sc-2);
  padding: 0.85rem 1.35rem; border-radius: var(--sc-r-sm);
  background: var(--sc-accent); color: var(--sc-accent-ink);
  font-weight: 600; font-size: var(--sc-t-sm); letter-spacing: 0.01em;
  text-decoration: none; white-space: nowrap;
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.28), 0 6px 18px -6px rgb(0 0 0 / 0.6);
  transition: transform 140ms var(--sc-ease-out), background-color 160ms var(--sc-ease-out);
}
.btn::after { content: ""; width: 0.5em; height: 0.5em; border: solid currentColor; border-width: 2px 2px 0 0; transform: rotate(45deg) translate(-1px, 1px); }
@media (hover: hover) and (pointer: fine) { .btn:hover { background: #ff8247; } }
.btn:active { transform: scale(0.97); }
.btn:focus-visible, a:focus-visible { outline: 2px solid var(--sc-accent); outline-offset: 3px; }
.btn--bar { padding: 0.62rem 1rem; background: transparent; color: var(--sc-ink); box-shadow: inset 0 0 0 1px var(--line); }
@media (hover: hover) and (pointer: fine) { .btn--bar:hover { background: rgb(255 255 255 / 0.06); } }

.tag {
  font-family: var(--sc-font-mono); color: var(--sc-accent);
  letter-spacing: 0.16em; font-size: var(--sc-t-xs); text-transform: uppercase;
}

/* ── the persistent rig ───────────────────────────────────────────────── */
.rig { position: fixed; inset: 0; z-index: var(--z-rig); pointer-events: none; }
.rig__canvas { width: 100%; height: 100%; display: block; }
.rig__poster { display: none; }
.rig.is-fallback .rig__canvas { display: none; }
.rig.is-fallback .rig__poster {
  display: block; position: absolute; right: 6vw; top: 50%; width: min(44vw, 560px);
  translate: 0 -50%; opacity: var(--rig-op, 1); transition: opacity 300ms var(--sc-ease-out);
}

.callouts {
  position: fixed; inset: 0; z-index: var(--z-callout); margin: 0; padding: 0;
  list-style: none; pointer-events: none; opacity: 0;
}
.callouts li {
  position: absolute; left: 0; top: 0;
  font-family: var(--sc-font-mono); font-size: 0.74rem; letter-spacing: 0.06em;
  color: var(--sc-ink); white-space: nowrap;
  padding: 0.3rem 0.55rem 0.3rem 1.3rem;
  background: rgb(10 12 15 / 0.62); border-radius: 4px;
  box-shadow: inset 0 0 0 1px var(--sc-hairline);
  translate: var(--cx, -999px) var(--cy, -999px);
  opacity: var(--co, 0);
}
.callouts li::before {
  content: ""; position: absolute; left: 0.5rem; top: 50%; width: 5px; height: 5px;
  border-radius: 50%; background: var(--sc-accent); translate: 0 -50%;
}

/* ── signature: the stop ──────────────────────────────────────────────── */
.stop {
  position: fixed; right: var(--sc-gutter); bottom: var(--sc-5); z-index: var(--z-stop);
  width: 248px; padding: var(--sc-3) var(--sc-4) var(--sc-3);
  background: rgb(12 14 18 / 0.7);
  border-radius: var(--sc-r-md);
  box-shadow: var(--sc-edge), inset 0 0 0 1px var(--sc-hairline), var(--sc-e2);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  opacity: var(--stop-op, 0); translate: 0 calc((1 - var(--stop-op, 0)) * 12px);
  transition: opacity 240ms var(--sc-ease-out), translate 240ms var(--sc-ease-out);
}
.stop__read { display: flex; gap: var(--sc-4); align-items: baseline; margin: 0; }
.stop__read p { margin: 0; display: flex; flex-direction: column; font-family: var(--sc-font-mono); font-size: 0.82rem; color: var(--sc-ink); }
.stop__read small { font-size: 0.64rem; color: var(--sc-ink-soft); letter-spacing: 0.06em; }
.stop__v { font-size: 1.55rem; line-height: 1; font-weight: 500; color: var(--sc-ink); }
.stop.is-stopped .stop__v { color: var(--sc-accent); }
.stop__trace { display: block; width: 100%; height: 40px; margin-top: var(--sc-2); overflow: visible; }
.stop__axis { stroke: var(--sc-hairline-strong); stroke-width: 1; vector-effect: non-scaling-stroke; }
.stop__ghost { stroke: var(--sc-hairline); stroke-width: 1; stroke-dasharray: 2 3; vector-effect: non-scaling-stroke; fill: none; }
.stop__ink { stroke: var(--sc-accent); stroke-width: 1.6; fill: none; vector-effect: non-scaling-stroke; }
.stop__head { fill: var(--sc-accent); }
.stop__cap { margin: var(--sc-2) 0 0; font-family: var(--sc-font-mono); font-size: 0.6rem; letter-spacing: 0.04em; color: var(--sc-ink-soft); }

/* ── 1 · hero ─────────────────────────────────────────────────────────── */
.hero__stage { overflow: hidden; background: var(--sc-canvas); }
.hero__plate, .hero__plate img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; max-width: none;
}
.hero__plate {
  transform-origin: 62% 58%;
  transform: translate3d(0, calc(var(--sc-p, 0) * -3vh), 0) scale(calc(1.06 + var(--sc-p, 0) * 0.16));
  will-change: transform;
}
.hero__plate img { object-position: 60% 50%; }
.hero__mist {
  position: absolute; inset: -10% -20%; pointer-events: none;
  background:
    radial-gradient(60% 22% at 30% 70%, rgb(150 170 190 / 0.16), transparent 70%),
    radial-gradient(50% 18% at 75% 62%, rgb(150 170 190 / 0.12), transparent 70%);
  animation: mist 38s linear infinite alternate;
}
.hero__mist--back { transform: translate3d(calc(var(--sc-p, 0) * -4vw), 0, 0); }
.hero__mist--front {
  inset: 30% -30% -20%; opacity: 0.8;
  background: radial-gradient(70% 40% at 50% 80%, rgb(10 12 15 / 0.9), transparent 70%),
              radial-gradient(40% 18% at 20% 40%, rgb(170 185 200 / 0.10), transparent 70%);
  animation-duration: 26s; animation-direction: alternate-reverse;
  transform: translate3d(calc(var(--sc-p, 0) * 6vw), calc(var(--sc-p, 0) * -6vh), 0);
}
@keyframes mist { from { translate: -3% 0; } to { translate: 3% -1%; } }
/* corner density under the headline, a sibling not a child */
.hero__shade {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(85% 75% at 0% 100%, rgb(8 10 13 / 0.86), rgb(8 10 13 / 0.35) 55%, transparent 80%),
    linear-gradient(0deg, rgb(10 12 15 / 0.85), transparent 30%);
  opacity: calc(1 + var(--sc-p, 0) * 0.4);
}
.hero__shade::after {
  content: ""; position: absolute; inset: 0; background: var(--sc-canvas);
  opacity: calc(var(--sc-p, 0) * 0.62);
}
.hero__copy {
  position: absolute; left: var(--sc-gutter); bottom: clamp(7rem, 17vh, 11rem);
  z-index: 2; max-width: min(58rem, 72vw);
  transform-origin: 0 100%;
}
.hero__h1 {
  margin: 0; font-family: var(--sc-font-display); font-weight: 800; font-stretch: 118%;
  font-size: clamp(2.6rem, 1rem + 3.9vw, 5.4rem);
  line-height: 0.96; letter-spacing: -0.035em; text-wrap: balance;
}
.hero__sub { margin: var(--sc-5) 0 var(--sc-6); max-width: 36ch; font-size: var(--sc-t-lg); line-height: 1.5; color: #c3cad2; }
.hero__beat { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.hero__line {
  position: absolute; left: var(--sc-gutter); top: 50%; translate: 0 -50%; margin: 0;
  max-width: 22ch; font-family: var(--sc-font-display); font-stretch: 108%; font-weight: 600;
  font-size: var(--sc-t-2xl); line-height: 1.12; letter-spacing: -0.02em; text-wrap: balance;
}
.hero__line strong { color: var(--sc-accent); font-weight: 700; }

/* ── 2 · ABS ──────────────────────────────────────────────────────────── */
.abs { position: relative; min-height: 120vh; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; }
.abs__plate { position: absolute; inset: 0; margin: 0; }
.abs__plate img {
  width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%; max-width: none;
  -webkit-mask-image: linear-gradient(90deg, transparent 4%, rgb(0 0 0 / 0.25) 30%, #000 62%), linear-gradient(0deg, transparent, #000 18%, #000 82%, transparent);
  mask-image: linear-gradient(90deg, transparent 4%, rgb(0 0 0 / 0.25) 30%, #000 62%), linear-gradient(0deg, transparent, #000 18%, #000 82%, transparent);
  -webkit-mask-composite: source-in; mask-composite: intersect;
}
.abs__col { position: relative; z-index: 2; grid-column: 1; padding: var(--sc-section) var(--sc-gutter); max-width: 40rem; }
.abs__trace { margin: var(--sc-6) 0 0; max-width: 30rem; }
.abs__trace svg { width: 100%; height: auto; display: block; overflow: visible; }
.abs__grid { stroke: var(--sc-hairline); stroke-width: 1; fill: none; vector-effect: non-scaling-stroke; }
.abs__veh { stroke: var(--steel-dim); stroke-width: 1.5; stroke-dasharray: 4 4; fill: none; vector-effect: non-scaling-stroke; }
.abs__wheel {
  stroke: var(--steel); stroke-width: 2; fill: none; vector-effect: non-scaling-stroke;
  stroke-dasharray: 1; stroke-dashoffset: calc(1 - min(1, max(0, (var(--sc-p, 0) - 0.18) * 2.4)));
}
.abs__trace figcaption, .ebs__labels li, .cal__photo figcaption {
  font-family: var(--sc-font-mono); font-size: 0.72rem; letter-spacing: 0.03em; color: var(--sc-ink-soft);
}
.abs__trace figcaption { margin-top: var(--sc-3); }
.key { display: inline-block; width: 14px; height: 0; margin: 0 0.4em 0.25em 0.8em; vertical-align: middle; border-top: 2px solid var(--steel); }
.key:first-child { margin-left: 0; }
.key--veh { border-top: 2px dashed var(--steel-dim); }

.spec { margin: var(--sc-6) 0 0; display: grid; gap: 0; max-width: 30rem; }
.spec div { display: grid; grid-template-columns: 9rem 1fr; gap: var(--sc-4); padding: var(--sc-3) 0; border-top: 1px solid var(--sc-hairline); }
.spec dt { font-family: var(--sc-font-mono); font-size: var(--sc-t-xs); letter-spacing: 0.06em; color: var(--sc-ink-soft); text-transform: uppercase; padding-top: 0.15em; }
.spec dd { margin: 0; font-size: var(--sc-t-sm); }

/* ── 3 · EBS ──────────────────────────────────────────────────────────── */
.ebs__stage { display: flex; align-items: center; overflow: hidden; }
.ebs__rail { align-items: center; gap: clamp(3rem, 7vw, 8rem); padding-inline: var(--sc-gutter); }
.ebs__lead { flex: 0 0 min(30rem, 80vw); }
.ebs__fig { position: relative; flex: 0 0 auto; margin: 0; height: clamp(240px, 46vh, 520px); aspect-ratio: 2600 / 520; }
.ebs__svg { width: 100%; height: 100%; display: block; overflow: visible; }
.ebs__body * { fill: none; stroke: var(--line); stroke-width: 1.4; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.ebs__wire { fill: none; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.ebs__wire--ghost { stroke: var(--sc-hairline-strong); stroke-width: 1.2; stroke-dasharray: 3 5; }
.ebs__wire--live {
  stroke: var(--sc-accent); stroke-width: 2.2; stroke-dasharray: 1;
  stroke-dashoffset: calc(1 - min(1, max(0, (var(--sc-p, 0) - 0.08) * 1.35)));
}
.ebs__nodes circle { fill: var(--sc-canvas); stroke: var(--steel-dim); stroke-width: 1.5; vector-effect: non-scaling-stroke; transition: fill 200ms var(--sc-ease-out), stroke 200ms var(--sc-ease-out); }
.ebs__nodes circle.is-on { fill: var(--sc-accent); stroke: var(--sc-accent); }
.ebs__labels { position: absolute; inset: 0; margin: 0; padding: 0; list-style: none; }
.ebs__labels li { position: absolute; left: var(--x); top: var(--y); translate: 0 -50%; color: var(--sc-ink); white-space: nowrap; padding-left: 0.9rem; }
.ebs__labels li::before { content: ""; position: absolute; left: 0; top: 50%; width: 0.5rem; height: 1px; background: var(--sc-accent); }
.ebs__note { flex: 0 0 min(26rem, 78vw); }
.ebs__note .sc-body { margin-top: var(--sc-4); }

/* ── 4 · calipers ─────────────────────────────────────────────────────── */
.cal__stage { display: flex; align-items: center; }
.cal__col { position: relative; z-index: 2; width: min(34rem, 44vw); margin-left: var(--sc-gutter); height: 100%; }
.cal__col > div { position: absolute; left: 0; right: 0; top: 50%; translate: 0 -50%; }
.cal__range-h { margin: 0 0 var(--sc-3); font-family: var(--sc-font-mono); font-size: var(--sc-t-xs); letter-spacing: 0.16em; text-transform: uppercase; color: var(--sc-ink-soft); font-weight: 500; }
.range { width: 100%; border-collapse: collapse; font-size: var(--sc-t-sm); }
.range th, .range td { text-align: left; padding: var(--sc-3) 0; border-bottom: 1px solid var(--sc-hairline); font-weight: 400; }
.range thead th { font-family: var(--sc-font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sc-ink-soft); }
.range tbody th { font-family: var(--sc-font-display); font-stretch: 115%; font-weight: 700; font-size: var(--sc-t-base); }
.cal__photo { margin: var(--sc-6) 0 0; display: grid; grid-template-columns: 9.5rem 1fr; gap: var(--sc-4); align-items: end; }
.cal__photo img { width: 100%; height: auto; border-radius: var(--sc-r-sm); box-shadow: var(--sc-e2); }
.cal__photo figcaption { line-height: 1.5; }

/* ── 5 · breath ───────────────────────────────────────────────────────── */
.breath { min-height: 90vh; display: grid; place-items: center; }
.breath__line {
  margin: 0; font-family: var(--sc-font-display); font-stretch: 100%; font-weight: 400;
  font-size: var(--sc-t-xl); color: var(--sc-ink-soft); letter-spacing: 0;
  translate: 0 22vh;
}

/* ── 6 · discs (peak) ─────────────────────────────────────────────────── */
.discs__stage { overflow: hidden; }
.discs__glow {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(42% 52% at 34% 52%, rgb(255 98 30 / calc(var(--sc-p, 0) * 0.20)), transparent 72%);
}
.discs__col { position: absolute; right: var(--sc-gutter); top: 50%; translate: 0 -50%; width: min(30rem, 36vw); height: 60vh; z-index: 2; }
.discs__col > * { position: absolute; left: 0; right: 0; top: 50%; translate: 0 -50%; margin: 0; }
.discs__line { font-size: var(--sc-t-xl); line-height: 1.35; text-wrap: balance; }

/* ── 7 · close ────────────────────────────────────────────────────────── */
.close { min-height: 100vh; display: flex; flex-direction: column; justify-content: space-between; padding: clamp(6rem, 14vh, 10rem) var(--sc-gutter) var(--sc-6); }
.close__inner { width: min(44rem, 52vw); }
.close__zero { margin: 0 0 var(--sc-3); font-family: var(--sc-font-mono); color: var(--sc-accent); font-size: var(--sc-t-sm); letter-spacing: 0.08em; }
.close__head .sc-body { margin-top: var(--sc-4); }
.index { list-style: none; padding: 0; margin: var(--sc-7) 0 0; border-top: 1px solid var(--sc-hairline); }
.index a {
  display: grid; grid-template-columns: 8.5rem 1fr auto; gap: var(--sc-4); align-items: baseline;
  padding: var(--sc-4) var(--sc-2); border-bottom: 1px solid var(--sc-hairline);
  color: var(--sc-ink); text-decoration: none;
  transition: background-color 160ms var(--sc-ease-out);
}
@media (hover: hover) and (pointer: fine) { .index a:hover { background: rgb(255 255 255 / 0.04); } .index a:hover .index__k { color: var(--sc-accent); } }
.index a:active { transform: translateY(1px); }
.index__k { font-family: var(--sc-font-display); font-stretch: 118%; font-weight: 700; font-size: var(--sc-t-lg); transition: color 160ms var(--sc-ease-out); }
.index__d { color: var(--sc-ink-soft); font-size: var(--sc-t-sm); }
.index__s { font-family: var(--sc-font-mono); font-size: var(--sc-t-xs); color: var(--sc-ink-soft); }
.foot { margin-top: var(--sc-9); padding-right: 280px; display: grid; gap: var(--sc-3); max-width: 76rem; }
.foot p { margin: 0; font-size: 0.74rem; line-height: 1.6; color: var(--sc-ink-soft); max-width: 92ch; }
.foot a { color: var(--sc-ink); text-underline-offset: 3px; text-decoration-thickness: 1px; }

/* ── phone composition ────────────────────────────────────────────────── */
@media (max-width: 760px) {
  .btn--bar { padding: 0.55rem 0.8rem; font-size: 0.8rem; }
  .bar__mark { font-size: 0.85rem; }
  .hero__copy { max-width: none; right: var(--sc-gutter); bottom: 8.5rem; }
  .hero__h1 { font-size: clamp(2.6rem, 11vw, 3.4rem); }
  .hero__sub { font-size: var(--sc-t-base); margin: var(--sc-4) 0 var(--sc-5); }
  .hero__line { top: auto; bottom: 9rem; translate: none; right: var(--sc-gutter); font-size: var(--sc-t-xl); }
  .hero__shade { background: linear-gradient(0deg, rgb(8 10 13 / 0.94) 0%, rgb(8 10 13 / 0.7) 42%, transparent 70%); }

  .abs { display: block; min-height: 0; padding-top: 52vh; }
  .abs__plate { inset: 0 0 auto 0; height: 70vh; }
  .abs__plate img { -webkit-mask-image: linear-gradient(0deg, transparent 5%, #000 50%); mask-image: linear-gradient(0deg, transparent 5%, #000 50%); }
  .abs__col { padding: 0 var(--sc-gutter) var(--sc-section); }
  .spec div { grid-template-columns: 1fr; gap: var(--sc-1); }

  .ebs__lead { flex-basis: 84vw; }
  .ebs__fig { height: 230px; }
  .ebs__labels li { font-size: 0.66rem; }

  .cal__col { width: auto; margin: 0 var(--sc-gutter); flex: 1; }
  .cal__col > div { top: auto; bottom: 7.5rem; translate: none; }
  .cal__col .sc-body { font-size: var(--sc-t-sm); }
  .cal__photo { grid-template-columns: 6.5rem 1fr; }
  .callouts li { font-size: 0.62rem; padding-left: 1.1rem; }

  .discs__col { left: var(--sc-gutter); right: var(--sc-gutter); width: auto; top: auto; bottom: 7.5rem; translate: none; height: 15rem; }
  .discs__col > * { top: auto; bottom: 0; translate: none; }
  .discs__line { font-size: var(--sc-t-lg); }
  .discs__glow { background: radial-gradient(70% 40% at 50% 30%, rgb(255 98 30 / calc(var(--sc-p, 0) * 0.22)), transparent 72%); }

  .close__inner { width: auto; padding-top: 34vh; }
  .index a { grid-template-columns: 1fr; gap: var(--sc-1); }
  .foot { padding-right: 0; margin-bottom: 7rem; }

  .stop { left: var(--sc-3); right: var(--sc-3); bottom: var(--sc-3); width: auto; display: grid; grid-template-columns: auto 1fr; align-items: center; gap: var(--sc-3); padding: var(--sc-2) var(--sc-3); }
  .stop__read { gap: var(--sc-3); }
  .stop__read p:nth-child(2) { display: none; }
  .stop__v { font-size: 1.25rem; }
  .stop__trace { margin: 0; height: 30px; }
  .stop__cap { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .hero__mist { animation: none; }
  .hero__plate, .hero__mist--back, .hero__mist--front { transform: none; }
  .breath__line { translate: none; }
}