/* ============================================================ ChefBot — site
   Dark-first engineering layout. Tokens only; no hard-coded colour in rules
   below the :root block.
   ========================================================================= */

:root {
  --navy:        #1a1a2e;
  --navy-deep:   #12121f;
  --navy-raise:  #20203a;
  --gold:        #d4a574;
  --teal:        #0ea5a5;
  --teal-bright: #2fd4d4;
  --amber:       #d99b3a;
  --slate:       #8a92ad;
  --ink:         #f2f3f8;
  --ink-dim:     #b4bace;
  --ink-mute:    #7d849c;
  --hair:        #2e2f49;
  --hair-soft:   #26273d;
  --light:       #f6f6fa;
  --light-ink:   #1a1a2e;
  --light-mute:  #5c5c77;
  --light-hair:  #e2e2ec;

  --sans: "Inter Tight", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", "Cascadia Mono", Menlo, monospace;

  --gut: clamp(18px, 4vw, 64px);
  --maxw: 1320px;
  --rail: clamp(16px, 3vw, 48px);

  --e-out: cubic-bezier(.22,.78,.3,1);
  --e-soft: cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--navy-deep);
  color: var(--ink);
  font-family: var(--sans);
  font-size: clamp(15px, 1.02vw, 17px);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -0.018em; line-height: 1.08; }
p { margin: 0 0 1em; }
a { color: inherit; }

::selection { background: var(--teal); color: var(--navy-deep); }

:focus-visible {
  outline: 2px solid var(--teal-bright);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip {
  position: absolute; left: 10px; top: -60px; z-index: 200;
  background: var(--teal); color: var(--navy-deep);
  padding: 10px 16px; border-radius: 4px; font-weight: 600; text-decoration: none;
  transition: top .18s var(--e-out);
}
.skip:focus { top: 10px; }

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gut); }

/* ----------------------------------------------------------- render flag */
/* every concept render carries this label; it is part of the image, not a tooltip */
.render-flag {
  position: absolute; left: 12px; bottom: 12px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .13em; text-transform: uppercase;
  color: var(--gold); background: rgba(14,15,24,.82);
  border: 1px solid rgba(212,165,116,.45); border-radius: 3px;
  padding: 5px 9px; pointer-events: none;
}

/* ------------------------------------------------------------------- shell */
#page { position: relative; z-index: 2; }

section { position: relative; }

.sec {
  padding-block: clamp(72px, 11vh, 150px);
}
.sec--light {
  background: var(--light);
  color: var(--light-ink);
}
.sec--light .eyebrow { color: #0b7d7d; }
.sec--light .sec__lede, .sec--light p { color: var(--light-mute); }
.sec--light h2, .sec--light h3 { color: var(--light-ink); }

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--teal-bright);
  margin: 0 0 18px;
}

.sec__title {
  font-size: clamp(26px, 3.6vw, 48px);
  max-width: 19ch;
  margin-bottom: 18px;
}
.sec__lede {
  font-size: clamp(15px, 1.25vw, 19px);
  color: var(--ink-dim);
  max-width: 62ch;
}

.rule { height: 1px; background: var(--hair); border: 0; margin: 0; }
.sec--light .rule { background: var(--light-hair); }

/* ------------------------------------------------------------------- badge */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .14em;
  text-transform: uppercase; white-space: nowrap;
  padding: 3px 8px; border-radius: 2px; border: 1px solid currentColor;
  vertical-align: middle;
}
.badge[data-s="verified"]    { color: var(--teal-bright); background: rgba(14,165,165,.13); }
.badge[data-s="in-progress"] { color: var(--amber);       background: rgba(217,155,58,.13); }
.badge[data-s="proposed"]    { color: var(--slate);       background: transparent; }
.badge[data-s="simulated"]   { color: var(--gold);        background: rgba(212,165,116,.13); }
.sec--light .badge[data-s="verified"] { color: #0b7d7d; }
.sec--light .badge[data-s="proposed"] { color: #6a7290; }
.sec--light .badge[data-s="simulated"] { color: #9c6f32; }

/* ------------------------------------------------------------------ legend */
.legend {
  position: fixed; left: 16px; bottom: 16px; z-index: 40;
  background: rgba(14,15,24,.93);
  border: 1px solid var(--hair);
  border-radius: 6px;
  backdrop-filter: blur(8px);
  max-width: min(330px, calc(100vw - 32px));
  color: var(--ink);
}
.legend__btn {
  all: unset; cursor: pointer; display: flex; gap: 9px; align-items: center;
  padding: 9px 13px; font-family: var(--mono); font-size: 10.5px;
  letter-spacing: .13em; text-transform: uppercase; color: var(--ink-dim);
  width: 100%; box-sizing: border-box;
}
.legend__btn:hover { color: var(--ink); }
.legend__dots { display: flex; gap: 4px; }
.legend__dots i { width: 7px; height: 7px; border-radius: 50%; display: block; }
.legend__dots i:nth-child(1) { background: var(--teal-bright); }
.legend__dots i:nth-child(2) { background: var(--amber); }
.legend__dots i:nth-child(3) { background: transparent; border: 1px solid var(--slate); }
.legend__dots i:nth-child(4) { background: var(--gold); }
.legend__body { display: none; padding: 2px 13px 13px; border-top: 1px solid var(--hair-soft); }
.legend.is-open .legend__body { display: block; }
.legend__row { display: grid; grid-template-columns: auto 1fr; gap: 9px; margin-top: 10px; }
.legend__row p { margin: 0; font-size: 12px; line-height: 1.45; color: var(--ink-dim); }

@media (max-width: 760px) {
  .legend { left: 10px; right: 10px; bottom: 10px; max-width: none; }
}

/* --------------------------------------------------------------------- nav */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; gap: 18px;
  padding: 12px var(--gut);
  background: linear-gradient(to bottom, rgba(10,11,18,.92), rgba(10,11,18,0));
  transition: background .3s var(--e-soft);
}
.nav.is-stuck { background: rgba(10,11,18,.94); border-bottom: 1px solid var(--hair-soft); backdrop-filter: blur(10px); }
.nav__brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: .04em; font-size: 14px; text-decoration: none; color: var(--ink); }
.nav__mark { width: 26px; height: 26px; flex: 0 0 auto; }
.nav__brand { white-space: nowrap; flex: 0 0 auto; }
.nav__by { color: var(--ink-mute); font-weight: 500; }
@media (max-width: 1439px) { .nav__by { display: none; } }
.nav__links { display: flex; gap: 2px; margin-left: auto; flex-wrap: wrap; }
.nav__links a {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-mute); text-decoration: none; padding: 11px 10px; border-radius: 3px;
}
.nav__links a:hover, .nav__links a[aria-current="true"] { color: var(--ink); background: rgba(255,255,255,.06); }
@media (max-width: 1080px) { .nav__links { display: none; } }

/* -------------------------------------------------------------------- hero */
#hero {
  min-height: 100svh;
  display: flex; align-items: flex-end;
  padding-block: 120px 64px;
  overflow: hidden;
}
/* the CAD screenshot keeps its own grey viewport background, so it sits in a frame rather than bleeding into the page */
.hero__media {
  grid-area: fig; position: relative; margin: 0;
  background: #b2b2b2; border: 1px solid var(--hair); border-radius: 6px; overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,.45), 0 0 0 1px rgba(47,212,212,.06);
}
.hero__media img { display: block; width: 100%; height: auto; }
.hero__grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: minmax(0, 1fr); gap: 28px;
  grid-template-areas: "fig" "copy" "panel";
}
.hero__copy { grid-area: copy; }
.hero__panel { grid-area: panel; }
@media (min-width: 1020px) {
  .hero__grid {
    grid-template-columns: minmax(0, 13fr) minmax(0, 11fr); column-gap: 56px; row-gap: 20px;
    grid-template-areas: "copy fig" "copy panel"; align-items: end;
  }
}
@media (max-width: 1019px) {
  #hero { display: block; padding-top: 88px; min-height: 0; }
  .hero__media { max-width: 720px; }
}

.hero__h1 {
  font-size: clamp(32px, 5.4vw, 70px);
  letter-spacing: -0.03em;
  white-space: pre-line;
  margin-bottom: 22px;
}
.hero__lede { font-size: clamp(15px, 1.3vw, 19px); color: var(--ink-dim); max-width: 54ch; }

.hero__honesty {
  border-left: 2px solid var(--gold);
  background: rgba(212,165,116,.07);
  padding: 14px 18px;
  font-size: 13.5px;
  color: var(--ink-dim);
  margin-top: 26px;
  max-width: 62ch;
}
.hero__honesty strong { color: var(--gold); font-weight: 600; }

.hero__panel {
  background: rgba(16,17,27,.86);
  border: 1px solid var(--hair);
  border-radius: 4px;
  padding: 16px;
  backdrop-filter: blur(6px);
}
.hero__stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--hair); border: 1px solid var(--hair); }
@media (min-width: 620px) { .hero__stats { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1020px) { .hero__stats { grid-template-columns: repeat(2, 1fr); } }
.hero__stat { background: var(--navy-deep); padding: 14px 16px; }
.hero__stat b { display: block; font-size: clamp(19px, 2vw, 26px); font-weight: 600; letter-spacing: -.02em; }
.hero__stat span { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-mute); margin-top: 4px; }

.scrollcue {
  display: flex; align-items: center; gap: 10px; margin-top: 36px;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--ink-mute);
}
.scrollcue i { display: block; width: 34px; height: 1px; background: var(--ink-mute); }

/* --------------------------------------------------------------- hotspots */
.hotspot {
  position: absolute; z-index: 2;
  margin: -14px 0 0 -14px;
  display: flex; align-items: center;
  background: none; border: 0; padding: 8px; cursor: pointer;
  font-family: var(--mono); font-size: 10px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--ink);
  white-space: nowrap;
}
.hotspot__dot {
  width: 13px; height: 13px; border-radius: 50%; flex: 0 0 auto;
  border: 1px solid var(--teal-bright); background: rgba(14,165,165,.45);
  box-shadow: 0 0 0 4px rgba(14,165,165,.18), 0 0 18px rgba(47,212,212,.55);
  transition: transform .2s var(--e-out), background .2s;
  animation: ping 2.6s var(--e-soft) infinite;
}
@keyframes ping {
  0%, 100% { box-shadow: 0 0 0 4px rgba(14,165,165,.18), 0 0 18px rgba(47,212,212,.55); }
  50%      { box-shadow: 0 0 0 9px rgba(14,165,165,.06), 0 0 24px rgba(47,212,212,.75); }
}
.hotspot:hover, .hotspot:focus-visible { z-index: 3; }
/* the label sits outside the button's hit area, so a hidden label never swallows a neighbour's click */
.hotspot__label {
  position: absolute; left: 32px; top: 50%; pointer-events: none;
  background: rgba(10,11,18,.86); border: 1px solid var(--hair);
  padding: 3px 8px; border-radius: 2px; backdrop-filter: blur(5px);
  opacity: 0; transform: translate(-6px, -50%);
  transition: opacity .2s var(--e-out), transform .2s var(--e-out);
}
.hotspot:hover .hotspot__label, .hotspot:focus-visible .hotspot__label { opacity: 1; transform: translate(0, -50%); }
.hotspot:hover .hotspot__dot, .hotspot:focus-visible .hotspot__dot { transform: scale(1.3); background: var(--teal-bright); }
.hotspot.is-active .hotspot__dot { background: var(--gold); border-color: var(--gold); box-shadow: 0 0 0 5px rgba(212,165,116,.2); animation: none; }

/* ------------------------------------------------------------- hotspot panel */
.hspanel {
  position: fixed; z-index: 35; right: 16px; bottom: 76px;
  width: min(360px, calc(100vw - 32px));
  background: rgba(16,17,27,.96); border: 1px solid var(--hair);
  border-radius: 6px; padding: 18px 20px 20px;
  backdrop-filter: blur(10px);
  transform: translateY(10px); opacity: 0; pointer-events: none;
  transition: opacity .25s var(--e-out), transform .25s var(--e-out);
}
.hspanel.is-open { opacity: 1; transform: none; pointer-events: auto; }
.hspanel__close { position: absolute; top: 8px; right: 8px; all: unset; cursor: pointer; padding: 6px 9px; color: var(--ink-mute); font-size: 15px; line-height: 1; }
.hspanel__close:hover { color: var(--ink); }
.hspanel h3 { font-size: 17px; margin: 10px 0 8px; }
.hspanel p { font-size: 13.5px; color: var(--ink-dim); margin-bottom: 10px; }
.hspanel ul { margin: 0; padding-left: 16px; }
.hspanel li { font-family: var(--mono); font-size: 11px; color: var(--ink-mute); margin-bottom: 4px; }
.hspanel__note { border-left: 2px solid var(--gold); padding-left: 10px; font-size: 12px; color: var(--gold); margin-top: 12px; }
@media (max-width: 760px) { .hspanel { display: none; } }

/* ------------------------------------------------------- generic structures */
.grid { display: grid; gap: 1px; background: var(--hair); border: 1px solid var(--hair); }
.sec--light .grid { background: var(--light-hair); border-color: var(--light-hair); }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }
@media (min-width: 680px) { .grid--2 { grid-template-columns: repeat(2, 1fr); } .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .grid--3 { grid-template-columns: repeat(3, 1fr); } .grid--4 { grid-template-columns: repeat(4, 1fr); } }

.cell { background: var(--navy-deep); padding: 22px 22px 24px; }
.sec--light .cell { background: var(--light); }
.cell h3 { font-size: 16px; margin-bottom: 8px; }
.cell p { font-size: 13.5px; color: var(--ink-dim); margin: 0; }
.sec--light .cell p { color: var(--light-mute); }

.figure b { display: block; font-size: clamp(30px, 4.2vw, 50px); letter-spacing: -.03em; font-weight: 600; line-height: 1; }
.figure .unit { font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--teal-bright); margin: 8px 0 12px; display: block; }
.figure .src { font-family: var(--mono); font-size: 10px; color: var(--ink-mute); margin-top: 10px; display: block; }
.sec--light .figure .src { color: #8a90a8; }

.note {
  border-left: 2px solid var(--gold); padding: 12px 16px;
  background: rgba(212,165,116,.06); font-size: 13px; color: var(--ink-dim);
  margin-top: 22px;
}
.sec--light .note { background: rgba(212,165,116,.1); color: var(--light-mute); }

/* ------------------------------------------------------------ machine sec */
#machine .machine__grid { display: grid; gap: 26px; margin-top: 32px; align-items: start; }
@media (min-width: 1000px) { #machine .machine__grid { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 34px; } }
.machine__fig {
  position: relative; margin: 0; background: #b2b2b2; border: 1px solid var(--hair); border-radius: 6px; overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,.45), 0 0 0 1px rgba(47,212,212,.06);
}
.machine__fig img { display: block; width: 100%; height: auto; }
@media (min-width: 1000px) { .machine__fig { position: sticky; top: 84px; } }
#machine .machine__list {
  margin-top: 0; background: rgba(16,17,27,.9); backdrop-filter: blur(7px);
  border: 1px solid var(--hair); border-radius: 4px; padding: 0 16px;
}
#machine .machine__item:last-child { border-bottom: 0; }
.machine__hint {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--ink-mute); margin-top: 18px;
}
.machine__list { margin-top: 28px; list-style: none; padding-left: 0; margin-bottom: 0; }
.machine__item { border-bottom: 1px solid var(--hair-soft); list-style: none; }
.machine__btn {
  all: unset; display: flex; width: 100%; box-sizing: border-box; cursor: pointer;
  gap: 14px; align-items: baseline; padding: 13px 4px;
}
.machine__btn:hover { background: rgba(255,255,255,.035); }
.machine__btn b { font-size: 14.5px; font-weight: 600; flex: 1; }
.machine__btn .k { font-family: var(--mono); font-size: 10px; color: var(--ink-mute); width: 24px; }
.machine__body { display: none; padding: 0 4px 16px 42px; }
.machine__item.is-open .machine__body { display: block; }
.machine__body p { font-size: 13.5px; color: var(--ink-dim); }
.machine__body ul { margin: 0; padding-left: 16px; }
.machine__body li { font-family: var(--mono); font-size: 11px; color: var(--ink-mute); margin-bottom: 3px; }

/* --------------------------------------------------------------- thesis */
.thesis { display: grid; gap: 18px; margin-top: 34px; }
@media (min-width: 860px) { .thesis { grid-template-columns: 1fr 1fr; gap: 24px; } }
.thesis__col { border: 1px solid var(--hair); padding: 24px; }
.thesis__col--hi { border-color: var(--teal); background: rgba(14,165,165,.05); }
.thesis__col h3 { font-size: 19px; }
.thesis__col .sub { font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-mute); margin: 6px 0 16px; }
.thesis__col ul { margin: 0; padding: 0; list-style: none; }
.thesis__col li { font-size: 13.5px; color: var(--ink-dim); padding: 8px 0 8px 18px; position: relative; border-top: 1px solid var(--hair-soft); }
.thesis__col li::before { content: ""; position: absolute; left: 0; top: 16px; width: 7px; height: 1px; background: var(--ink-mute); }
.thesis__col--hi li::before { background: var(--teal-bright); }

/* ------------------------------------------------------------ simulation */
.sim { display: grid; gap: 20px; margin-top: 30px; }
@media (min-width: 1000px) { .sim { grid-template-columns: minmax(0,1fr) 340px; gap: 30px; } }

.sim__timeline { border: 1px solid var(--hair); padding: 18px; background: rgba(16,17,27,.93); backdrop-filter: blur(7px); border-radius: 4px; }
.sim__track { position: relative; height: 54px; margin-bottom: 8px; }
.sim__lane { position: absolute; left: 0; right: 0; height: 22px; }
.sim__lane--main { top: 0; }
.sim__lane--par { top: 30px; }
.sim__lanelabel { font-family: var(--mono); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-mute); }
.sim__blk {
  position: absolute; top: 0; height: 20px; border-radius: 2px;
  background: rgba(14,165,165,.22); border: 1px solid rgba(14,165,165,.5);
  cursor: pointer; padding: 0; overflow: hidden;
}
.sim__blk--par { background: rgba(212,165,116,.2); border-color: rgba(212,165,116,.5); }
.sim__blk.is-active { background: var(--teal); border-color: var(--teal-bright); }
.sim__blk--par.is-active { background: var(--gold); border-color: var(--gold); }
.sim__blk span { position: absolute; inset: 0; display: flex; align-items: center; padding-left: 5px; font-family: var(--mono); font-size: 8.5px; color: var(--ink); white-space: nowrap; }
.sim__play { position: absolute; top: -4px; bottom: -4px; width: 2px; background: var(--ink); pointer-events: none; }

.sim__scrub { width: 100%; margin: 6px 0 14px; accent-color: var(--teal); }

.sim__controls { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.btn {
  all: unset; cursor: pointer; box-sizing: border-box;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase;
  padding: 9px 14px; border: 1px solid var(--hair); border-radius: 3px; color: var(--ink-dim);
  min-height: 38px; display: inline-flex; align-items: center; justify-content: center;
}
.btn:hover { border-color: var(--teal); color: var(--ink); }
.btn--primary { background: var(--teal); border-color: var(--teal); color: var(--navy-deep); font-weight: 600; }
.btn--primary:hover { background: var(--teal-bright); border-color: var(--teal-bright); color: var(--navy-deep); }
.btn[aria-pressed="true"] { border-color: var(--teal); color: var(--teal-bright); }

.sim__readout { border: 1px solid var(--hair); padding: 18px; background: rgba(16,17,27,.93); backdrop-filter: blur(7px); border-radius: 4px; }
.sim__step { font-size: 17px; font-weight: 600; margin-bottom: 4px; }
.sim__desc { font-size: 13px; color: var(--ink-dim); margin: 10px 0 16px; }
.sim__tele { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--hair); border: 1px solid var(--hair); }
.sim__t { background: rgba(18,18,31,.96); padding: 9px 11px; }
.sim__t i { display: block; font-family: var(--mono); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-mute); font-style: normal; }
.sim__t b { display: block; font-family: var(--mono); font-size: 13px; font-weight: 500; margin-top: 3px; }

.sim__steps {
  margin-top: 26px; border: 1px solid var(--hair); border-radius: 4px;
  background: rgba(16,17,27,.93); backdrop-filter: blur(7px); padding: 0 18px;
}
.sim__steps li:last-child { border-bottom: 0; }
.sim__steps li { list-style: none; border-bottom: 1px solid var(--hair-soft); padding: 13px 0; display: grid; grid-template-columns: 28px 1fr auto; gap: 12px; align-items: baseline; }

.sim__steps .n { font-family: var(--mono); font-size: 10px; color: var(--ink-mute); }
.sim__steps .t { font-size: 14px; }
.sim__steps .d { font-size: 12.5px; color: var(--ink-dim); grid-column: 2 / -1; margin-top: 4px; }
.sim__steps .tool { font-family: var(--mono); font-size: 9.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--teal-bright); }

/* ------------------------------------------------------------- stack diagram */
.stack { margin-top: 30px; border: 1px solid var(--light-hair); }
.stack__row { border-bottom: 1px solid var(--light-hair); }
.stack__row:last-child { border-bottom: 0; }
.stack__btn {
  all: unset; cursor: pointer; display: grid; width: 100%; box-sizing: border-box;
  grid-template-columns: 30px 1fr auto; gap: 14px; align-items: center; padding: 15px 18px;
}
.stack__btn:hover { background: rgba(26,26,46,.045); }
.stack__btn .n { font-family: var(--mono); font-size: 10px; color: #8a90a8; }
.stack__btn b { font-size: 15.5px; font-weight: 600; }
.stack__body { display: none; padding: 0 18px 18px 62px; font-size: 13.5px; color: var(--light-mute); }
.stack__row.is-open .stack__body { display: block; }
.stack__flow { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: #8a90a8; text-align: center; padding: 8px; }

/* ---------------------------------------------------------------- roadmap */
.road { margin-top: 32px; }
.road__axis { display: flex; align-items: center; gap: 0; margin-bottom: 4px; }
.road__tick { flex: 1; font-family: var(--mono); font-size: 9.5px; color: var(--ink-mute); border-left: 1px solid var(--hair); padding: 4px 0 4px 7px; }
.road__now { position: relative; height: 26px; border-top: 1px solid var(--hair); margin-bottom: 20px; }
.road__nowmark { position: absolute; left: 0; top: -1px; height: 26px; border-left: 2px solid var(--gold); padding-left: 8px; font-family: var(--mono); font-size: 9.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--gold); white-space: nowrap; }
.road__phases { display: grid; gap: 1px; background: var(--hair); border: 1px solid var(--hair); }
@media (min-width: 900px) { .road__phases { grid-template-columns: repeat(4, 1fr); } }
.road__phase { background: var(--navy-deep); padding: 20px; }
.road__phase h3 { font-size: 16px; }
.road__phase .m { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-mute); margin: 5px 0 14px; }
.road__ms { margin: 0; padding: 0; list-style: none; }
.road__ms li { border-top: 1px solid var(--hair-soft); padding: 10px 0; }
.road__ms .t { font-size: 13.5px; display: block; }
.road__ms .c { font-family: var(--mono); font-size: 10px; color: var(--ink-mute); display: block; margin-top: 5px; }
.road__ms .c::before { content: "verified by — "; color: var(--teal-bright); }

/* --------------------------------------------------------------- tables */
.tbl { width: 100%; border-collapse: collapse; margin-top: 28px; font-size: 13.5px; }
.tbl th, .tbl td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--hair); vertical-align: top; }
.tbl thead th { font-family: var(--mono); font-size: 9.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-mute); font-weight: 500; border-bottom-color: var(--ink-mute); }
.tbl tbody th { font-weight: 600; }
.tbl tr.is-us { background: rgba(14,165,165,.07); }
.tbl tr.is-us th { color: var(--teal-bright); }
.tblwrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* -------------------------------------------------------------- variants */
.vars { display: grid; gap: 1px; background: var(--hair); border: 1px solid var(--hair); margin-top: 30px; }
@media (min-width: 820px) { .vars { grid-template-columns: repeat(3, 1fr); } }
.var { background: var(--navy-deep); padding: 26px 24px; }

/* ----------------------------------------------------------------- models */
.models { display: grid; gap: 22px; margin-top: 30px; }
@media (min-width: 800px) { .models { grid-template-columns: repeat(2, 1fr); gap: 24px; } }
.model {
  display: flex; flex-direction: column; background: var(--navy-deep);
  border: 1px solid var(--hair); border-radius: 6px; overflow: hidden;
  transition: border-color .25s var(--e-soft), box-shadow .25s var(--e-soft);
}
.model:hover { border-color: rgba(47,212,212,.45); box-shadow: 0 0 0 1px rgba(47,212,212,.12), 0 24px 60px rgba(0,0,0,.45); }
.model__body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.model__code { font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em; color: var(--teal-bright); margin: 0 0 6px; display: flex; justify-content: space-between; gap: 12px; }
.model__seen { color: var(--gold); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; }
.model__seen:hover { text-decoration: underline; }
.model h3 { font-size: 20px; margin: 0; }
.model__for { font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-mute); margin: 6px 0 14px; }
.model__body > p { font-size: 14px; color: var(--ink-dim); }
.model ul { margin: 4px 0 0; padding: 0; list-style: none; }
.model li { font-size: 13px; color: var(--ink-dim); padding: 7px 0 7px 18px; position: relative; border-top: 1px solid var(--hair-soft); }
.model li::before { content: ""; position: absolute; left: 0; top: 15px; width: 7px; height: 1px; background: var(--teal-bright); }
.model__status { margin: 16px 0 0; }
.sizes__title { margin: 46px 0 4px; font-size: 18px; }
@media (prefers-reduced-motion: reduce) {
  .hotspot__dot { transition: none; animation: none; }
}

/* ------------------------------------------------------------------ team */
.team { display: grid; gap: 1px; background: var(--hair); border: 1px solid var(--hair); margin-top: 30px; }
@media (min-width: 820px) { .team { grid-template-columns: repeat(3, 1fr); } }
.person { background: var(--navy-deep); padding: 26px 24px; }
.person .av {
  width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--teal);
  display: grid; place-items: center; font-family: var(--mono); font-size: 14px;
  color: var(--teal-bright); margin-bottom: 16px;
}
.person h3 { font-size: 17px; }
.person .r { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-mute); margin: 5px 0 12px; }
.person p { font-size: 13px; color: var(--ink-dim); margin: 0; }

/* --------------------------------------------------------------- contact */
.ctas { display: grid; gap: 1px; background: var(--hair); border: 1px solid var(--hair); margin-top: 30px; }
@media (min-width: 760px) { .ctas { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .ctas { grid-template-columns: repeat(4, 1fr); } }
.cta { background: var(--navy-deep); padding: 24px; display: flex; flex-direction: column; }
.cta h3 { font-size: 16px; margin-bottom: 8px; }
.cta p { font-size: 13px; color: var(--ink-dim); flex: 1; }
.cta a {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--teal-bright); text-decoration: none; border-bottom: 1px solid currentColor;
  align-self: flex-start; padding: 10px 0 8px; margin-top: 10px; min-height: 44px; display: inline-flex; align-items: center;
}
.cta a:hover { color: var(--ink); }

/* ---------------------------------------------------------------- creds */
.creds { display: flex; flex-wrap: wrap; gap: 0 26px; margin-top: 30px; padding-top: 20px; border-top: 1px solid var(--hair); }
.creds div { padding: 7px 0; }
.creds i { display: block; font-family: var(--mono); font-size: 9px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-mute); font-style: normal; }
.creds b { display: block; font-family: var(--mono); font-size: 12px; font-weight: 500; margin-top: 2px; }

/* --------------------------------------------------------------- footer */
.foot { border-top: 1px solid var(--hair); padding-block: 40px 56px; font-size: 12.5px; color: var(--ink-mute); }
.foot a { color: var(--ink-dim); display: inline-block; padding: 4px 0; }
.foot__logo { display: block; height: 40px; width: auto; margin-bottom: 18px; }
.foot__grid { display: grid; gap: 22px; }
@media (min-width: 860px) { .foot__grid { grid-template-columns: 2fr 1fr 1fr; } }
.foot h4 { font-family: var(--mono); font-size: 9.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 10px; font-weight: 500; }

/* ----------------------------------------------------------- reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
  #machine { min-height: auto; }
}

/* -------------------------------------------------------- forced colours */
@media (forced-colors: active) {
  .badge, .cell, .thesis__col, .var, .person, .cta { border: 1px solid CanvasText; }
  .hotspot__dot { background: Highlight; }
}

section { scroll-margin-top: 72px; }