styles.css

:root {
  --ink: #0b0d0c;
  --paper: #f2f0e9;
  --paper-dark: #e6e3da;
  --acid: #c7ff4a;
  --green: #8cbf24;
  --muted: #666a63;
  --line: rgba(11, 13, 12, 0.18);
  --light-line: rgba(255, 255, 255, 0.17);
  --shell: min(1560px, calc(100vw - 80px));
  --mono: "DM Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Manrope", Inter, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--green); outline-offset: 4px; }
svg { fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: 8px; left: 8px; z-index: 1000; padding: 12px 16px;
  background: var(--acid); transform: translateY(-150%); transition: transform .2s;
}
.skip-link:focus { transform: translateY(0); }
.section-shell { width: var(--shell); margin-inline: auto; }
.section-block { padding-block: 150px; }
#top, #work, #capabilities, #notes, #about, #contact { scroll-margin-top: 64px; }

.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: 76px;
  padding-inline: max(32px, calc((100vw - 1560px) / 2));
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid transparent; transition: background .25s, border-color .25s, height .25s;
}
.site-header.is-scrolled {
  height: 64px; background: rgba(242, 240, 233, .88); border-color: var(--line);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.wordmark { display: flex; align-items: center; gap: 13px; text-decoration: none; font-size: 13px; font-weight: 700; }
.wordmark > span:first-child {
  width: 34px; height: 34px; display: grid; place-items: center;
  color: var(--acid); background: var(--ink); font-family: var(--mono); font-size: 11px;
}
.site-nav { display: flex; align-items: center; gap: 34px; }
.site-nav a { text-decoration: none; font-size: 13px; font-weight: 600; }
.site-nav > a:not(.nav-cta) { position: relative; }
.site-nav > a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -6px; height: 1px;
  background: var(--ink); transition: right .2s;
}
.site-nav > a:hover::after { right: 0; }
.nav-cta { padding: 10px 16px; color: var(--acid); background: var(--ink); }
.nav-toggle { display: none; border: 0; background: transparent; }

.hero {
  min-height: 850px; height: 100vh; max-height: 1080px; padding-top: 118px; padding-bottom: 58px;
  display: grid; grid-template-columns: minmax(500px, 1.08fr) minmax(460px, .92fr);
  gap: clamp(64px, 6vw, 100px); align-items: center;
}
.eyebrow, .section-index {
  margin: 0 0 28px; display: flex; align-items: center; gap: 10px;
  font: 500 11px/1.3 var(--mono); letter-spacing: .11em; text-transform: uppercase;
}
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(140, 191, 36, .15); }
.hero h1 {
  max-width: 820px; margin: 0; font-size: clamp(58px, 6.25vw, 100px); line-height: .94;
  letter-spacing: -.065em; font-weight: 500;
}
.hero__emphasis { display: block; color: var(--green); }
.hero__lede { max-width: 620px; margin: 34px 0 0; font-size: clamp(18px, 1.5vw, 23px); line-height: 1.55; color: #4d514b; }
.hero__actions, .contact__actions { display: flex; align-items: center; gap: 26px; margin-top: 38px; }
.contact__actions { flex-wrap: wrap; }
.button {
  min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 30px;
  padding: 0 20px; text-decoration: none; font-size: 13px; font-weight: 700;
  transition: transform .2s, background .2s, color .2s;
}
.button:hover { transform: translateY(-2px); }
.button svg { width: 16px; height: 16px; }
.button--primary { background: var(--ink); color: var(--acid); }
.button--primary:hover { background: #20241f; }
.button--quiet { min-height: auto; padding: 5px 0; border-bottom: 1px solid var(--line); }

.hero__visual { position: relative; min-width: 0; }
.lab-card { position: relative; min-height: 530px; padding: 20px; color: #e9eadf; background: var(--ink); box-shadow: 24px 24px 0 var(--acid); }
.lab-card::before {
  content: ""; position: absolute; inset: 0; opacity: .22; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 32px 32px;
}
.lab-card__head { position: relative; z-index: 1; display: flex; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid var(--light-line); font: 400 10px var(--mono); letter-spacing: .08em; }
.lab-card__live { color: var(--acid); }
.lab-card__live i { display: inline-block; width: 6px; height: 6px; margin-right: 6px; border-radius: 50%; background: var(--acid); animation: blink 1.6s infinite; }
.pipeline { position: relative; z-index: 1; min-height: 390px; }
.pipeline__rail { position: absolute; left: 12%; right: 12%; top: 50%; height: 1px; background: rgba(255,255,255,.28); }
.pipeline__pulse { position: absolute; left: 12%; top: calc(50% - 2px); width: 68px; height: 5px; background: var(--acid); box-shadow: 0 0 18px rgba(199,255,74,.8); animation: run-pipeline 4s ease-in-out infinite; }
.pipeline__node {
  position: absolute; width: 122px; padding: 13px; display: flex; flex-direction: column;
  appearance: none; color: inherit; text-align: left; cursor: pointer;
  border: 1px solid rgba(255,255,255,.24); background: #151815;
  transition: border-color .22s, background .22s, box-shadow .22s, transform .22s;
}
.pipeline__node:hover { border-color: rgba(199,255,74,.7); background: #1a1e18; }
.pipeline__node:focus-visible { outline-color: var(--acid); outline-offset: 3px; }
.pipeline__node.is-active { border-color: var(--acid); background: #1b2118; box-shadow: 0 0 0 1px var(--acid), 0 0 28px rgba(199,255,74,.14); transform: translateY(-3px); }
.pipeline__node::after { content: ""; position: absolute; width: 7px; height: 7px; border-radius: 50%; background: var(--acid); }
.pipeline__node span { font: 400 9px var(--mono); color: #7c8178; }
.pipeline__node strong { margin-top: 22px; font: 500 15px var(--mono); color: var(--acid); }
.pipeline__node small { margin-top: 5px; font: 300 8px var(--mono); color: #989d93; }
.pipeline__node--data { left: 4%; top: 14%; }
.pipeline__node--data::after { right: 12px; bottom: -4px; }
.pipeline__node--train { left: 29%; bottom: 14%; }
.pipeline__node--train::after { right: 12px; top: -4px; }
.pipeline__node--eval { right: 27%; top: 14%; }
.pipeline__node--eval::after { left: 12px; bottom: -4px; }
.pipeline__node--ship { right: 2%; bottom: 14%; }
.pipeline__node--ship::after { left: 12px; top: -4px; }
.lab-card__insight { position: relative; z-index: 1; min-height: 72px; padding-top: 15px; display: grid; grid-template-columns: 125px 1fr; gap: 20px; border-top: 1px solid var(--light-line); }
.lab-card__insight span { font: 300 8px/1.5 var(--mono); letter-spacing: .04em; color: #737970; }
.lab-card__insight strong { max-width: 360px; font: 400 11px/1.55 var(--mono); color: #d7d9cf; }
.lab-card__insight strong.is-changing { animation: insight-in .28s ease; }
.visual-note { position: absolute; z-index: 2; padding: 7px 10px; background: var(--paper); border: 1px solid var(--ink); font: 500 9px var(--mono); letter-spacing: .06em; }
.visual-note--top { top: -18px; right: 24px; }
.visual-note--bottom { bottom: -37px; left: -20px; }

.signal-strip { overflow: hidden; padding: 17px 0; color: var(--acid); background: var(--ink); border-block: 1px solid var(--ink); }
.signal-strip__track { width: max-content; display: flex; align-items: center; gap: 26px; animation: marquee 28s linear infinite; }
.signal-strip span { font: 400 11px var(--mono); letter-spacing: .08em; }
.signal-strip i { font-style: normal; opacity: .4; }

.section-intro { display: grid; grid-template-columns: 180px minmax(460px, .9fr) minmax(300px, .55fr); gap: 5vw; align-items: start; padding-bottom: 75px; border-bottom: 1px solid var(--line); }
.section-intro h2 { margin: 0; font-size: clamp(42px, 4.5vw, 72px); line-height: 1.04; letter-spacing: -.055em; font-weight: 500; text-wrap: balance; }
.section-intro h2 code { color: var(--acid); font: 400 .82em/1 var(--mono); letter-spacing: -.06em; }
.section-intro > p:last-child { max-width: 500px; margin: 3px 0 0; color: var(--muted); font-size: 16px; line-height: 1.75; }
.work-list { border-bottom: 1px solid var(--line); }
.work-card { position: relative; display: grid; grid-template-columns: 180px 1fr 60px; gap: 5vw; padding: 55px 0 52px; border-bottom: 1px solid var(--line); }
.work-card--no-link { grid-template-columns: 180px 1fr; }
.work-card:last-child { border-bottom: 0; }
.work-card__number { font: 400 11px var(--mono); color: var(--muted); }
.work-card__meta { display: flex; gap: 24px; margin-bottom: 13px; font: 400 10px var(--mono); letter-spacing: .05em; color: var(--muted); }
.work-card h3 { margin: 0; font-size: clamp(38px, 4vw, 62px); line-height: 1; letter-spacing: -.05em; font-weight: 500; }
.work-card p { max-width: 750px; margin: 20px 0; font-size: 16px; line-height: 1.7; color: var(--muted); }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.tag-list li { padding: 7px 10px; border: 1px solid var(--line); font: 400 9px var(--mono); letter-spacing: .03em; text-transform: uppercase; }
.work-card__link { align-self: center; width: 54px; height: 54px; display: grid; place-items: center; border: 1px solid var(--line); transition: background .2s, color .2s, transform .2s; }
.work-card__link svg { width: 22px; height: 22px; }
.work-card__link:hover { color: var(--acid); background: var(--ink); transform: rotate(4deg); }
.work-card--artifact { margin-inline: -24px; padding-inline: 24px; background: var(--paper-dark); }

.capabilities { color: #e7e8df; background: var(--ink); }
.capabilities__inner { position: relative; }
.capabilities__inner::before { content: "+"; position: absolute; top: -120px; right: 0; color: var(--acid); font: 300 92px/.8 var(--mono); opacity: .9; pointer-events: none; }
.section-intro--light { border-color: var(--light-line); }
.section-intro--light > p:last-child { color: #999e95; }
.capability-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--light-line); }
.capability-grid article { min-height: 310px; padding: 34px 26px 34px 0; border-right: 1px solid var(--light-line); }
.capability-grid article:not(:first-child) { padding-left: 26px; }
.capability-grid article:last-child { border-right: 0; }
.capability-grid span { font: 400 10px var(--mono); color: var(--acid); }
.capability-grid h3 { margin: 72px 0 15px; font-size: 22px; letter-spacing: -.03em; font-weight: 500; }
.capability-grid p { margin: 0; color: #969c92; font-size: 14px; line-height: 1.7; }
.stack { display: grid; grid-template-columns: 180px 1fr; gap: 5vw; padding-top: 58px; }
.stack > p { margin: 9px 0 0; font: 400 10px var(--mono); color: #7d827a; }
.stack__items { display: flex; flex-wrap: wrap; gap: 10px; }
.stack__items span { padding: 11px 15px; border: 1px solid var(--light-line); font: 400 11px var(--mono); }

.notes { border-bottom: 1px solid var(--line); }
.note-card { padding: 65px 0 5px 180px; }
.note-card + .note-card { margin-top: 65px; padding-top: 65px; border-top: 1px solid var(--line); }
.note-card__meta { display: flex; gap: 24px; margin-bottom: 20px; color: var(--muted); font: 400 10px var(--mono); letter-spacing: .05em; }
.note-card h3 { max-width: 920px; margin: 0; font-size: clamp(38px, 4.5vw, 68px); line-height: 1.05; letter-spacing: -.05em; font-weight: 500; }
.note-card > p { max-width: 720px; margin: 24px 0 30px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.note-card > a { display: inline-flex; align-items: center; gap: 24px; padding-bottom: 6px; border-bottom: 1px solid var(--line); text-decoration: none; font-size: 13px; font-weight: 700; }
.note-card svg { width: 16px; height: 16px; }
.notes__all { margin: 70px 0 0 180px; }

/* Blog index */
.blog-page { padding-top: 76px; }
.blog-hero { padding-block: 145px 110px; border-bottom: 1px solid var(--line); }
.blog-hero h1 { max-width: 1120px; margin: 0; font-size: clamp(62px, 7vw, 112px); line-height: .94; letter-spacing: -.065em; font-weight: 500; }
.blog-hero > p:last-child { max-width: 760px; margin: 40px 0 0; color: var(--muted); font-size: clamp(18px, 1.6vw, 24px); line-height: 1.6; }
.blog-list { padding-block: 100px 150px; }
.blog-entry { padding: 65px 0; display: grid; grid-template-columns: minmax(340px, .78fr) minmax(420px, 1fr); gap: clamp(50px, 7vw, 110px); align-items: center; border-bottom: 1px solid var(--line); }
.blog-entry:first-child { padding-top: 0; }
.blog-entry__image { display: block; overflow: hidden; border: 1px solid var(--line); background: var(--ink); }
.blog-entry__image img { display: block; width: 100%; height: auto; transition: transform .35s ease; }
.blog-entry__image:hover img { transform: scale(1.018); }
.blog-entry__meta { display: flex; flex-wrap: wrap; gap: 10px 24px; color: var(--muted); font: 400 9px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.blog-entry h2 { max-width: 760px; margin: 28px 0 0; font-size: clamp(38px, 4vw, 62px); line-height: 1.04; letter-spacing: -.05em; font-weight: 500; }
.blog-entry h2 a { text-decoration: none; }
.blog-entry__body > p { max-width: 680px; margin: 26px 0 0; color: var(--muted); font-size: 16px; line-height: 1.75; }
.blog-entry__link { margin-top: 32px; display: inline-flex; align-items: center; gap: 22px; padding-bottom: 6px; border-bottom: 1px solid var(--line); text-decoration: none; font-size: 13px; font-weight: 700; }
.blog-entry__link svg { width: 16px; height: 16px; }

.about { display: grid; grid-template-columns: 1.4fr .8fr; gap: 10vw; }
.about blockquote { max-width: 850px; margin: 95px 0 0; font-size: clamp(40px, 4vw, 68px); line-height: 1.12; letter-spacing: -.05em; font-weight: 500; }
.about blockquote em { color: var(--green); font-style: normal; }
.about__details { padding-top: 44px; }
.about__portrait { width: min(100% - 12px, 330px); margin: 0 0 52px auto; }
.about__portrait-frame { position: relative; isolation: isolate; }
.about__portrait-frame::after { content: ""; position: absolute; z-index: -1; inset: 12px -12px -12px 12px; background: var(--acid); }
.about__portrait img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; border: 1px solid var(--ink); }
.about__portrait figcaption { margin-top: 25px; color: var(--muted); font: 400 9px var(--mono); letter-spacing: .09em; text-transform: uppercase; }
.about__heading { margin: 0 0 22px; font-size: clamp(28px, 2.5vw, 42px); line-height: 1.08; letter-spacing: -.035em; font-weight: 500; }
.about__details > p { margin: 0 0 24px; color: var(--muted); font-size: 16px; line-height: 1.8; }
.about__details > p a { color: var(--ink); text-underline-offset: 3px; }
.facts { margin: 58px 0 0; }
.facts > div { display: grid; grid-template-columns: 100px 1fr; gap: 22px; padding: 20px 0; border-top: 1px solid var(--line); }
.facts dt { font: 400 9px var(--mono); color: var(--muted); text-transform: uppercase; }
.facts dd { margin: 0; font-size: 13px; line-height: 1.7; }

.contact { padding-block: 125px; color: #e7e8df; background: var(--ink); }
.contact__inner { position: relative; }
.contact__inner::after { content: "DG"; position: absolute; right: 0; bottom: -125px; color: rgba(255,255,255,.04); font: 500 250px/1 var(--sans); letter-spacing: -.1em; pointer-events: none; }
.contact h2 { max-width: 950px; margin: 0; font-size: clamp(56px, 7vw, 112px); line-height: .93; letter-spacing: -.07em; font-weight: 500; text-wrap: balance; }
.contact > .section-shell > p:not(.section-index) { max-width: 650px; margin: 36px 0 0; color: #9ca198; font-size: 17px; line-height: 1.7; }
.contact .button--primary { color: var(--ink); background: var(--acid); }
.contact .button--quiet { border-color: var(--light-line); }
.site-footer { min-height: 100px; display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 20px; font: 400 10px var(--mono); color: var(--muted); }
.site-footer a { text-decoration: none; }

/* Mendmark case study */
.case-study { padding-top: 76px; }
.case-hero { min-height: 780px; padding-block: 120px 100px; display: flex; flex-direction: column; justify-content: center; }
.case-hero h1 { max-width: 1280px; margin: 0; font-size: clamp(62px, 7.5vw, 126px); line-height: .91; letter-spacing: -.07em; font-weight: 500; }
.case-hero__lede { max-width: 820px; margin: 42px 0 0; color: var(--muted); font-size: clamp(19px, 1.7vw, 26px); line-height: 1.55; }
.case-hero__actions, .case-next__actions { display: flex; align-items: center; gap: 28px; margin-top: 42px; }
.case-signal { color: #e7e8df; background: var(--ink); }
.case-signal__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.case-signal__grid > div { min-height: 190px; padding: 38px 30px; display: flex; flex-direction: column; justify-content: space-between; border-right: 1px solid var(--light-line); }
.case-signal__grid > div:first-child { padding-left: 0; }
.case-signal__grid > div:last-child { border-right: 0; }
.case-signal strong { color: var(--acid); font: 300 clamp(44px, 4vw, 68px)/1 var(--mono); }
.case-signal span { color: #9ca198; font: 400 10px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.case-section { padding-block: 145px; display: grid; grid-template-columns: 180px 1fr; gap: 5vw; scroll-margin-top: 64px; }
.case-section__inner { display: grid; grid-template-columns: 180px 1fr; gap: 5vw; }
.case-section__body { min-width: 0; }
.case-section h2, .case-next h2 { max-width: 1040px; margin: 0; font-size: clamp(48px, 5vw, 82px); line-height: .98; letter-spacing: -.055em; font-weight: 500; }
.case-section__lead { max-width: 880px; margin: 36px 0 0; font-size: clamp(19px, 1.7vw, 25px); line-height: 1.55; }
.case-section__body > p:not(.case-section__lead) { max-width: 800px; margin: 35px 0 0; color: var(--muted); font-size: 16px; line-height: 1.8; }
.case-section--dark { color: #e7e8df; background: var(--ink); }
.case-section--dark .case-section__body p { color: #999e95; }
.case-section--paper-dark { background: var(--paper-dark); }
.case-flow { margin-top: 70px; display: grid; grid-template-columns: repeat(7, auto); align-items: center; gap: 16px; }
.case-flow > div { min-height: 150px; padding: 18px; display: flex; flex-direction: column; border: 1px solid var(--line); }
.case-flow span { color: var(--green); font: 400 9px var(--mono); }
.case-flow strong { margin-top: auto; font-size: 18px; font-weight: 600; }
.case-flow small { margin-top: 6px; color: var(--muted); font: 400 9px/1.5 var(--mono); }
.case-flow i { color: var(--muted); font: 300 22px var(--mono); font-style: normal; }
.case-task-list { margin-top: 70px; border-top: 1px solid var(--light-line); }
.case-task-list article { padding: 34px 0; display: grid; grid-template-columns: 190px minmax(260px, .8fr) 1fr; gap: 36px; align-items: baseline; border-bottom: 1px solid var(--light-line); }
.case-task-list span, .case-comparison span, .case-note > span { color: var(--acid); font: 400 9px var(--mono); letter-spacing: .07em; }
.case-task-list h3 { margin: 0; font-size: 22px; font-weight: 500; letter-spacing: -.025em; }
.case-task-list p { margin: 0; color: #999e95; font-size: 14px; line-height: 1.7; }
.case-comparison { margin-top: 65px; display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); }
.case-comparison > div { min-height: 190px; padding: 28px; }
.case-comparison > div + div { color: #e7e8df; background: var(--ink); }
.case-comparison > div:first-child span { color: var(--muted); }
.case-comparison p { max-width: 480px; margin: 55px 0 0; font-size: 18px; line-height: 1.55; }
.case-columns { margin-top: 65px; display: grid; grid-template-columns: 1fr 1fr; gap: 70px; }
.case-columns h3 { margin: 0 0 24px; font-size: 24px; font-weight: 500; }
.case-columns ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.case-columns li { padding: 15px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.case-note { margin-top: 65px; padding: 30px; display: grid; grid-template-columns: 180px 1fr; gap: 32px; color: #e7e8df; background: var(--ink); }
.case-note p { max-width: 750px; margin: 0; color: #afb3aa; font-size: 15px; line-height: 1.75; }
.case-next { padding-block: 150px; }
.case-next > p:not(.section-index) { max-width: 760px; margin: 35px 0 0; color: var(--muted); font-size: 17px; line-height: 1.75; }

/* Technical field notes */
.note-page { padding-top: 76px; }
.note-hero { padding-block: 130px 95px; border-bottom: 1px solid var(--line); }
.note-hero h1 { max-width: 1180px; margin: 0; font-size: clamp(58px, 7vw, 112px); line-height: .94; letter-spacing: -.065em; font-weight: 500; }
.note-hero__lede { max-width: 800px; margin: 38px 0 0; color: var(--muted); font-size: clamp(19px, 1.7vw, 26px); line-height: 1.55; }
.note-byline { display: flex; flex-wrap: wrap; gap: 18px 32px; margin-top: 44px; color: var(--muted); font: 400 10px var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.note-byline a { color: var(--ink); text-decoration-thickness: 1px; text-underline-offset: 4px; }
.note-layout { padding-block: 110px 145px; display: grid; grid-template-columns: 250px minmax(0, 820px); gap: clamp(60px, 9vw, 150px); }
.note-rail { align-self: start; position: sticky; top: 100px; padding-top: 12px; border-top: 1px solid var(--line); }
.note-rail span { color: var(--green); font: 500 9px var(--mono); letter-spacing: .08em; }
.note-rail strong { display: block; margin-top: 26px; font-size: 18px; line-height: 1.5; font-weight: 500; }
.note-body { min-width: 0; }
.note-body p, .note-body li { color: #454943; font-size: 18px; line-height: 1.85; }
.note-body .note-deck { margin-top: 0; color: var(--ink); font-size: clamp(22px, 2vw, 30px); line-height: 1.55; }
.note-body h2 { margin: 85px 0 25px; font-size: clamp(36px, 4vw, 58px); line-height: 1.05; letter-spacing: -.045em; font-weight: 500; }
.note-body ol, .note-body ul { margin: 30px 0; padding-left: 26px; }
.note-body li { padding-left: 10px; margin-bottom: 9px; }
.note-summary { margin: 0 0 55px; padding: 26px 28px; display: grid; grid-template-columns: 80px 1fr; gap: 24px; border: 1px solid var(--line); background: var(--paper-dark); }
.note-summary > span { padding-top: 5px; color: var(--green); font: 500 10px var(--mono); letter-spacing: .08em; }
.note-summary p { margin: 0; color: var(--ink); font-size: 17px; line-height: 1.7; }
.note-callout { margin: 55px 0; padding: 32px; color: #e7e8df; background: var(--ink); }
.note-callout span { color: var(--acid); font: 500 9px var(--mono); letter-spacing: .08em; }
.note-callout strong { display: block; max-width: 650px; margin-top: 25px; font-size: clamp(24px, 3vw, 38px); line-height: 1.25; font-weight: 500; }
.note-callout--statement strong { margin-top: 0; }
.note-body figure { margin: 60px 0 75px; }
.note-body figcaption { margin-top: 18px; color: var(--muted); font: 400 10px/1.6 var(--mono); }
.note-image { margin-inline: -60px; }
.note-image img { display: block; width: 100%; height: auto; border: 1px solid var(--line); background: var(--paper-dark); }
.review-details { padding: 0 !important; list-style: none; border-top: 1px solid var(--line); }
.review-details li { margin: 0; padding: 22px 0 22px 42px; position: relative; border-bottom: 1px solid var(--line); }
.review-details li::before { position: absolute; left: 0; top: 26px; color: var(--green); font: 500 10px var(--mono); }
.review-details li:nth-child(1)::before { content: "01"; }
.review-details li:nth-child(2)::before { content: "02"; }
.review-details li:nth-child(3)::before { content: "03"; }
.review-details strong { display: block; color: var(--ink); font-weight: 600; }
.note-actions { display: flex; align-items: center; gap: 28px; margin-top: 60px; }

.reveal-ready [data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal-ready [data-reveal].is-visible { opacity: 1; transform: translateY(0); }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: .25; } }
@keyframes run-pipeline { 0% { left: 12%; opacity: 0; } 10% { opacity: 1; } 90% { opacity: 1; } 100% { left: calc(88% - 68px); opacity: 0; } }
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes insight-in { from { opacity: .25; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 1100px) {
  :root { --shell: min(100% - 40px, 960px); }
  .hero { height: auto; min-height: 0; max-height: none; grid-template-columns: 1fr; gap: 90px; padding-top: 160px; padding-bottom: 120px; }
  .hero__copy { max-width: 800px; }
  .hero__visual { width: min(680px, calc(100% - 24px)); margin-inline: auto; }
  .section-intro { grid-template-columns: 120px 1fr; }
  .section-intro > p:last-child { grid-column: 2; }
  .work-card { grid-template-columns: 100px 1fr 54px; gap: 28px; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-grid article:nth-child(2) { border-right: 0; }
  .capability-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--light-line); }
  .capability-grid article:nth-child(3) { padding-left: 0; }
  .about { grid-template-columns: 1fr; gap: 75px; }
  .note-card { padding-left: 120px; }
  .notes__all { margin-left: 120px; }
  .note-layout { grid-template-columns: 180px minmax(0, 1fr); gap: 60px; }
  .about__details { max-width: 680px; margin-left: auto; }
  .about__portrait { margin-left: 0; }
  .case-section, .case-section__inner { grid-template-columns: 120px 1fr; }
  .case-flow { grid-template-columns: 1fr 1fr; }
.case-flow i { display: none; }
  .case-task-list article { grid-template-columns: 150px 1fr; }
  .case-task-list p { grid-column: 2; }
}

.case-demo {
  padding-block: 100px;
  color: #e9eadf;
  background: var(--ink);
}
.case-demo__inner {
  display: grid;
  grid-template-columns: minmax(260px, .68fr) minmax(0, 1.72fr);
  gap: clamp(48px, 6vw, 96px);
  align-items: center;
}
.case-demo__intro .section-index { color: var(--acid); }
.case-demo__intro h2 {
  max-width: 580px;
  margin: 0;
  font-size: clamp(38px, 4vw, 64px);
  line-height: 1.02;
  letter-spacing: -.045em;
  font-weight: 500;
}
.case-demo__intro > p:last-child {
  max-width: 560px;
  margin: 28px 0 0;
  color: #aeb3aa;
  font-size: 16px;
  line-height: 1.7;
}
.case-demo__frame {
  padding: 10px;
  background: #05070d;
  border: 1px solid rgba(255, 255, 255, .18);
  box-shadow: 18px 18px 0 var(--acid);
}
.case-demo__frame video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #05070d;
}

@media (max-width: 900px) {
  .site-header { height: 64px; padding-inline: 20px; }
  .nav-toggle { position: relative; z-index: 102; width: 44px; height: 44px; display: block; padding: 10px; }
  .nav-toggle span:not(.sr-only) { position: absolute; left: 10px; right: 10px; height: 1px; background: currentColor; transition: transform .2s, top .2s; }
  .nav-toggle span:first-child { top: 18px; }
  .nav-toggle span:nth-child(2) { top: 25px; }
  .nav-toggle[aria-expanded="true"] span:first-child { top: 22px; transform: rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { top: 22px; transform: rotate(-45deg); }
  .site-nav { position: fixed; inset: 0; padding: 104px 28px 40px; display: flex; flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0; background: var(--paper); transform: translateX(100%); transition: transform .25s ease; }
  .site-nav.is-open { transform: translateX(0); }
  .site-nav a { padding: 20px 0; border-bottom: 1px solid var(--line); font-size: 24px; }
  .site-nav .nav-cta { margin-top: 30px; padding-inline: 18px; color: var(--acid); font-size: 14px; text-align: center; }
  body.nav-open { overflow: hidden; }
  .section-intro { grid-template-columns: minmax(0, 1.1fr) minmax(240px, .9fr); gap: 32px; }
  .section-intro .section-index { grid-column: 1 / -1; margin-bottom: 10px; }
  .section-intro > p:last-child { grid-column: auto; }
  .work-card { grid-template-columns: 64px 1fr 48px; gap: 22px; }
  .work-card--no-link { grid-template-columns: 64px 1fr; }
  .work-card--artifact { margin-inline: -20px; padding-inline: 20px; }
  .note-card { padding-left: 0; }
  .notes__all { margin-left: 0; }
  .blog-entry { grid-template-columns: 1fr; gap: 38px; }
  .case-demo__inner { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  :root { --shell: calc(100% - 32px); }
  .section-block { padding-block: 92px; }
  .site-header { height: 64px; padding-inline: 16px; }
  .wordmark__name { display: none; }
  .hero { gap: 72px; padding-top: 118px; padding-bottom: 100px; }
  .hero h1 { font-size: clamp(50px, 15vw, 72px); }
  .hero__lede { font-size: 17px; }
  .hero__actions, .contact__actions { align-items: stretch; flex-direction: column; gap: 18px; }
  .button--quiet { align-self: center; }
  .lab-card { min-height: 470px; padding: 15px; box-shadow: 14px 14px 0 var(--acid); }
  .pipeline { min-height: 340px; }
  .pipeline__node { width: 104px; padding: 10px; }
  .pipeline__node strong { margin-top: 16px; font-size: 12px; }
  .pipeline__node--data { left: 0; }
  .pipeline__node--train { left: 18%; }
  .pipeline__node--eval { right: 18%; }
  .pipeline__node--ship { right: 0; }
  .lab-card__insight { min-height: 86px; grid-template-columns: 1fr; gap: 5px; }
  .lab-card__insight strong { font-size: 9px; }
  .visual-note--bottom { left: 0; }
  .section-intro { grid-template-columns: 1fr; gap: 20px; padding-bottom: 50px; }
  .section-intro .section-index { grid-column: auto; margin-bottom: 8px; }
  .section-intro > p:last-child { grid-column: auto; }
  .section-intro h2 { font-size: 48px; }
  .work-card { grid-template-columns: 1fr 46px; gap: 18px; padding: 42px 0; }
  .work-card--no-link { grid-template-columns: 1fr; }
  .work-card__number { grid-column: 1 / -1; }
  .work-card__meta { flex-direction: column; gap: 5px; }
  .work-card__link { width: 44px; height: 44px; }
  .work-card--artifact { margin-inline: -16px; padding-inline: 16px; }
  .capabilities__inner::before { display: none; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-grid article, .capability-grid article:not(:first-child), .capability-grid article:nth-child(3) { min-height: 230px; padding: 28px 0; border-right: 0; border-bottom: 1px solid var(--light-line); }
  .capability-grid h3 { margin-top: 45px; }
  .stack { grid-template-columns: 1fr; gap: 24px; }
  .note-page { padding-top: 64px; }
  .blog-page { padding-top: 64px; }
  .blog-hero { padding-block: 105px 75px; }
  .blog-hero h1 { font-size: clamp(52px, 14vw, 76px); }
  .blog-list { padding-block: 65px 95px; }
  .blog-entry { padding: 55px 0; }
  .blog-entry h2 { font-size: 38px; }
  .note-hero { padding-block: 100px 70px; }
  .note-hero h1 { font-size: clamp(50px, 14vw, 72px); }
  .note-layout { padding-block: 70px 90px; grid-template-columns: 1fr; gap: 45px; }
  .note-rail { position: static; }
  .note-body p, .note-body li { font-size: 17px; }
  .note-body h2 { margin-top: 65px; }
  .note-summary { grid-template-columns: 1fr; gap: 10px; }
  .note-image { margin-inline: 0; }
  .note-actions { align-items: stretch; flex-direction: column; gap: 18px; }
  .about blockquote { margin-top: 55px; font-size: 42px; }
  .about__details { padding-top: 0; }
  .about__portrait { width: min(100% - 12px, 360px); margin-bottom: 46px; }
  .facts > div { grid-template-columns: 80px 1fr; }
  .contact { padding-block: 90px; }
  .contact h2 { font-size: 56px; }
  .contact__inner::after { display: none; }
  .site-footer { padding-block: 34px; grid-template-columns: 1fr auto; }
  .site-footer p:nth-child(2) { display: none; }
  .case-study { padding-top: 64px; }
  .case-hero { min-height: 0; padding-block: 90px 75px; }
  .case-hero h1 { font-size: clamp(52px, 15vw, 78px); }
  .case-hero__lede { margin-top: 28px; font-size: 17px; }
  .case-hero__actions, .case-next__actions { align-items: stretch; flex-direction: column; gap: 18px; }
  .case-signal__grid { grid-template-columns: 1fr 1fr; }
  .case-signal__grid > div { min-height: 145px; padding: 24px 18px; border-bottom: 1px solid var(--light-line); }
  .case-signal__grid > div:first-child { padding-left: 18px; }
  .case-signal__grid > div:nth-child(2) { border-right: 0; }
  .case-signal__grid > div:nth-last-child(-n+2) { border-bottom: 0; }
  .case-section, .case-section__inner { padding-block: 90px; grid-template-columns: 1fr; gap: 20px; }
  .case-demo { padding-block: 80px; }
  .case-demo__inner { gap: 38px; }
  .case-demo__intro h2 { font-size: 44px; }
  .case-demo__frame { padding: 5px; box-shadow: 10px 10px 0 var(--acid); }
  .case-section--dark, .case-section--paper-dark { padding-block: 0; }
  .case-section h2, .case-next h2 { font-size: 48px; }
  .case-section__lead { margin-top: 28px; font-size: 18px; }
  .case-flow { margin-top: 45px; grid-template-columns: 1fr; }
  .case-flow > div { min-height: 125px; }
  .case-task-list { margin-top: 45px; }
  .case-task-list article { grid-template-columns: 1fr; gap: 10px; }
  .case-task-list p { grid-column: auto; }
  .case-comparison, .case-columns { grid-template-columns: 1fr; }
  .case-comparison > div + div { border-top: 1px solid var(--line); }
  .case-note { grid-template-columns: 1fr; }
  .case-next { padding-block: 90px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
}