:root {
  --c-dark: #080808;
  --c-dark-surface: #101014;
  --c-dark-raised: #16161b;
  --c-dark-border: #272730;
  --c-paper: #f7f4ef;
  --c-surface: #ffffff;
  --c-surface-muted: #edeae3;
  --c-border: #d9d4ca;
  --c-text: #171714;
  --c-muted: #5a5855;
  --c-dark-text: #e8e8ea;
  --c-dark-muted: #9292a3;
  --c-yellow: #f5c518;
  --c-yellow-soft: #fff8d6;
  --c-green: #2e7d32;
  --c-green-dark: #205c25;
  --c-green-soft: #edf6ea;
  --font-display: "Arial Narrow", "Aptos Display", Impact, sans-serif;
  --font-ui: "Arial Narrow", "Aptos Narrow", system-ui, sans-serif;
  --font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-code: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  --nav-h: 4rem;
  --measure: 70rem;
  --reading: 47rem;
  --pad-x: clamp(1.25rem, 5vw, 2.5rem);
  --radius-sm: .25rem;
  --radius-md: .5rem;
  --radius-lg: .875rem;
  color-scheme: light;
  font-family: var(--font-body);
  font-size: 100%;
  line-height: 1.65;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--c-text);
  background: var(--c-paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--c-green-dark); text-underline-offset: .2em; }
a:hover { color: var(--c-green); }
a:focus-visible { outline: .16rem solid var(--c-yellow); outline-offset: .2rem; }

.skip-link {
  position: fixed;
  z-index: 200;
  inset-block-start: .75rem;
  inset-inline-start: .75rem;
  padding: .65rem 1rem;
  color: #000;
  background: var(--c-yellow);
  font-family: var(--font-ui);
  font-weight: 700;
  transform: translateY(-180%);
}
.skip-link:focus { transform: none; }

.wrap {
  width: 100%;
  max-width: calc(var(--measure) + var(--pad-x) * 2);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.site-header {
  position: fixed;
  z-index: 100;
  inset-block-start: 0;
  inset-inline: 0;
  height: var(--nav-h);
  color: var(--c-dark-text);
  background: rgb(8 8 8 / .94);
  border-bottom: 1px solid var(--c-dark-border);
  backdrop-filter: blur(18px);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; height: 100%; }
.site-brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--c-dark-text); text-decoration: none; }
.site-brand:hover { color: #fff; }
.site-brand__badge {
  display: inline-grid;
  width: 1.9rem;
  height: 1.9rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: var(--radius-sm);
  color: #000;
  background: var(--c-yellow);
  font-family: var(--font-ui);
  font-size: .7rem;
  font-weight: 850;
  letter-spacing: .05em;
}
.site-brand__name { font-family: var(--font-ui); font-size: .88rem; font-weight: 700; letter-spacing: .01em; }
.site-brand__name span { color: var(--c-dark-muted); font-weight: 400; }
.site-nav { display: flex; align-items: center; gap: 2rem; }
.site-nav a {
  position: relative;
  color: var(--c-dark-muted);
  font-family: var(--font-code);
  font-size: .72rem;
  font-weight: 650;
  letter-spacing: .09em;
  text-decoration: none;
  text-transform: uppercase;
}
.site-nav a::after { content: ""; position: absolute; inset: auto auto -.3rem 0; width: 0; height: 1px; background: var(--c-yellow); transition: width 180ms ease; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--c-dark-text); }
.site-nav a:hover::after, .site-nav a:focus-visible::after { width: 100%; }
.site-nav__main { padding: .3rem .75rem; border: 1px solid rgb(245 197 24 / .45); border-radius: var(--radius-sm); color: var(--c-yellow) !important; }
.site-nav__main::after { display: none; }
.site-nav__main:hover { color: #000 !important; background: var(--c-yellow); }

.hero, .study__hero {
  position: relative;
  overflow: hidden;
  color: var(--c-dark-text);
  background:
    radial-gradient(circle at 84% 15%, rgb(118 255 3 / .08), transparent 24rem),
    linear-gradient(120deg, #080808, #11110d 70%, #101014);
}
.hero::before, .study__hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .2;
  pointer-events: none;
  background-image: radial-gradient(rgb(245 197 24 / .26) .6px, transparent .6px);
  background-size: 22px 22px;
}
.hero__inner, .study__hero > .wrap { position: relative; z-index: 1; }
.hero__inner { padding-block: calc(var(--nav-h) + clamp(4rem, 9vw, 7rem)) clamp(4.5rem, 9vw, 7rem); }
.study__hero > .wrap { padding-block: calc(var(--nav-h) + clamp(3.5rem, 8vw, 6rem)) clamp(3.75rem, 8vw, 6rem); }

h1, h2, h3 { max-width: 30ch; margin-top: 0; line-height: 1.08; }
h1, h2 { font-family: var(--font-display); font-weight: 800; letter-spacing: -.025em; }
h3 { font-family: var(--font-ui); font-weight: 750; letter-spacing: -.015em; }
h1 { margin-bottom: 1.5rem; font-size: clamp(2.7rem, 7vw, 5.6rem); text-transform: uppercase; }
h2 { margin-bottom: 1rem; font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { margin-bottom: .6rem; font-size: 1.25rem; }
p { max-width: var(--reading); }
.eyebrow {
  margin-bottom: .8rem;
  color: var(--c-green-dark);
  font-family: var(--font-code);
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .19em;
  text-transform: uppercase;
}
.hero .eyebrow, .study__hero .eyebrow { color: var(--c-yellow); }
.hero__name { margin-bottom: 1rem; font-family: var(--font-ui); font-size: clamp(1.25rem, 2vw, 1.5rem); font-weight: 800; letter-spacing: .01em; line-height: 1.2; }
.hero h1, .study__hero h1 { color: #f1f1f2; text-wrap: balance; }
.hero__summary, .lede { max-width: 48rem; font-size: clamp(1.18rem, 2.5vw, 1.65rem); line-height: 1.48; }
.hero__summary, .study__hero .lede { color: #d8d8dc; }
.hero__role { color: var(--c-dark-muted); }
.hero__role::before { content: ""; display: block; width: 5rem; height: 1px; margin-block: 2rem 1.5rem; background: linear-gradient(90deg, var(--c-yellow), transparent); }

.section { padding-block: clamp(4rem, 8vw, 6.5rem); border-top: 1px solid var(--c-border); }
.section:nth-of-type(odd) { background: var(--c-surface-muted); }
.section-heading { margin-bottom: 2.5rem; }
.section-heading > p:last-child { color: var(--c-muted); }

.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.card {
  position: relative;
  display: flex;
  min-height: 19rem;
  flex-direction: column;
  padding: 1.5rem;
  overflow: hidden;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  background: var(--c-surface);
  box-shadow: 0 .4rem 1.3rem rgb(23 23 20 / .06);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}
.card::before { content: ""; position: absolute; inset: 0 0 auto; height: .2rem; background: linear-gradient(90deg, var(--c-green), var(--c-yellow)); }
.card:hover { transform: translateY(-.2rem); border-color: #bab3a6; box-shadow: 0 .75rem 1.8rem rgb(23 23 20 / .1); }
.card__number { color: var(--c-green); font-family: var(--font-code); font-size: .72rem; font-weight: 850; letter-spacing: .1em; }
.card h3 { margin-top: 1.15rem; }
.card p { color: var(--c-muted); }
.card__link { margin-top: auto; font-family: var(--font-ui); font-size: .82rem; font-weight: 800; letter-spacing: .04em; }

.study__in-short { display: grid; max-width: 52rem; gap: .6rem; margin-block: 2rem 0; padding: 1.1rem 1.25rem; border: 1px solid rgb(174 190 211 / .28); border-radius: var(--radius-md); background: rgb(255 255 255 / .04); }
.study__in-short > div { display: grid; grid-template-columns: minmax(0, 5.5rem) minmax(0, 1fr); gap: .35rem 1rem; }
.study__in-short dt { color: var(--c-yellow); font-family: var(--font-code); font-size: .68rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.study__in-short dd { max-width: none; margin: 0; color: #dce3ed; font-size: .93rem; line-height: 1.5; }

.study-cta { display: flex; flex-wrap: wrap; align-items: baseline; gap: .75rem 1.5rem; padding: 1.75rem max(var(--pad-x), calc((100% - var(--measure)) / 2)); border-top: 1px solid var(--c-border); }
.study-cta__title { margin: 0; color: var(--c-muted); font-family: var(--font-code); font-size: .68rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.study-cta__actions { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; }
.study-cta__actions a { font-family: var(--font-ui); font-size: .84rem; font-weight: 750; }

.tag-list { display: flex; max-width: 56rem; flex-wrap: wrap; gap: .5rem; margin-block: 1.5rem 0; padding: 0; list-style: none; }
.tag-list li { padding: .27rem .65rem; border: 1px solid var(--c-dark-border); border-radius: 2rem; color: #ceced5; background: rgb(255 255 255 / .035); font-family: var(--font-code); font-size: .72rem; }

.table-scroll { overflow-x: auto; }
.capability-table { width: 100%; border-collapse: collapse; background: var(--c-surface); }
.capability-table th, .capability-table td { padding: .95rem; border: 1px solid var(--c-border); text-align: left; vertical-align: top; }
.capability-table thead th { color: var(--c-yellow); background: var(--c-dark-surface); font-family: var(--font-code); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; }
.capability-table tbody th { width: 18%; color: var(--c-green-dark); background: var(--c-green-soft); font-family: var(--font-ui); }

.disclosure { margin-block: 0 5rem; padding: 2rem; border-left: .35rem solid var(--c-yellow); background: var(--c-yellow-soft); }
.disclosure h2 { font-family: var(--font-ui); font-size: 1.4rem; }

.study__hero h1 { max-width: 18ch; font-size: clamp(2.7rem, 7vw, 5.4rem); }
.study__body { padding-block: 3rem 5rem; }
.study__body > section { max-width: var(--reading); margin: 0 auto; padding-block: 1.9rem; }
.study__body > section + section { border-top: 1px solid var(--c-border); }
.study__body h2 { color: var(--c-text); font-size: clamp(1.8rem, 3vw, 2.5rem); }
.study__body h2::before { content: ""; display: block; width: 2.5rem; height: .18rem; margin-bottom: .75rem; background: var(--c-green); }

.decision-list { display: grid; gap: .8rem; }
.decision-list div { padding: 1rem; border-left: .25rem solid var(--c-green); background: var(--c-surface-muted); }
.decision-list dt { font-family: var(--font-ui); font-weight: 800; }
.decision-list dd { margin: .2rem 0 0; color: var(--c-muted); }

.study-nav { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 1rem; padding: 2rem max(var(--pad-x), calc((100% - var(--measure)) / 2)); border-top: 1px solid var(--c-border); background: var(--c-surface-muted); }
.study-nav a { font-family: var(--font-ui); font-size: .84rem; font-weight: 750; }
.study-nav .next { text-align: right; }

/* Public case studies share the portfolio's navy, teal, and blue visual system. */
body.case-study {
  --c-dark: #09111f;
  --c-dark-surface: #14243c;
  --c-dark-raised: #1a2c48;
  --c-dark-border: #33445f;
  --c-paper: #f5f7fa;
  --c-surface-muted: #eef1f5;
  --c-border: #d5dce6;
  --c-text: #172235;
  --c-muted: #5b6678;
  --c-dark-text: #f6f8fb;
  --c-dark-muted: #aeb8c9;
  --c-yellow: #43cdbd;
  --c-yellow-soft: #e8f4f2;
  --c-green: #0b756c;
  --c-green-dark: #0b756c;
  --c-green-soft: #e8f4f2;
  background: var(--c-paper);
}

.case-study .site-header {
  background: rgb(9 17 31 / .94);
  border-bottom-color: rgb(174 190 211 / .14);
}
.case-study .site-brand__badge { color: #09111f; background: #43cdbd; }
.case-study .site-brand__name span { color: #8d9aaf; }
.case-study .site-nav a { color: #aeb8c9; }
.case-study .site-nav a::after { background: #43cdbd; }
.case-study .site-nav a:hover, .case-study .site-nav a:focus-visible { color: #fff; }
.case-study .site-nav__main { color: #d8fffa !important; border-color: rgb(67 205 189 / .5); }
.case-study .site-nav__main:hover { color: #09111f !important; background: #43cdbd; }

.case-study .study__hero {
  background:
    radial-gradient(circle at 83% 18%, rgb(52 95 196 / .28), transparent 26rem),
    radial-gradient(circle at 69% 78%, rgb(67 205 189 / .12), transparent 24rem),
    #09111f;
}
.case-study .study__hero::before {
  opacity: .15;
  background-image:
    linear-gradient(rgb(255 255 255 / .16) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / .16) 1px, transparent 1px);
  background-size: 4rem 4rem;
  mask-image: linear-gradient(90deg, transparent, #000 45%, #000);
}
.case-study .study__hero > .wrap { padding-block: calc(var(--nav-h) + clamp(3rem, 7vw, 5rem)) clamp(3.25rem, 7vw, 5rem); }
.case-study .study__hero .eyebrow { color: #43cdbd; }
.case-study .study__hero h1 {
  max-width: 17ch;
  color: #f8fafc;
  font-family: var(--font-body);
  font-size: clamp(3rem, 6.5vw, 5.6rem);
  font-weight: 760;
  letter-spacing: -.055em;
  line-height: .98;
  text-transform: none;
}
.case-study .study__hero .lede { max-width: 47rem; color: #dce3ed; }
.case-study .tag-list { gap: .4rem; margin-top: 1.8rem; }
.case-study .tag-list li { padding: .25rem .6rem; color: #d7e1ee; border-color: rgb(174 190 211 / .28); background: rgb(255 255 255 / .04); font-size: .67rem; font-weight: 700; }

.case-study .study__body { padding-block: clamp(3rem, 7vw, 5rem); }
.case-study .study__body > section { padding-block: clamp(2rem, 4vw, 2.8rem); }
.case-study .study__body > section:first-child { padding-top: 0; }
.case-study .study__body > section + section { border-top-color: var(--c-border); }
.case-study .study__body h2 {
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 730;
  letter-spacing: -.04em;
}
.case-study .study__body h2::before { background: linear-gradient(90deg, #0b756c, #345fc4); }
.case-study .study__body p { color: #354157; line-height: 1.72; }
.case-study .study__body > section[aria-labelledby="role"] {
  margin-block: 1rem;
  padding: clamp(1.5rem, 4vw, 2.25rem);
  border: 1px solid #c8d9d7;
  border-left: .3rem solid #0b756c;
  border-radius: .6rem;
  background: #edf7f5;
  box-shadow: 0 .65rem 1.8rem rgb(9 17 31 / .055);
}
.case-study .study__body > section[aria-labelledby="role"] + section { border-top: 0; }

.case-study .decision-list { gap: .7rem; }
.case-study .decision-list div {
  padding: 1rem 1.1rem;
  border: 1px solid #d5dce6;
  border-left: .25rem solid #0b756c;
  border-radius: .35rem;
  background: #fff;
  box-shadow: 0 .3rem .9rem rgb(9 17 31 / .04);
}
.case-study .decision-list dt { color: #172235; font-family: var(--font-body); }
.case-study .decision-list dd { color: #5b6678; }

.case-study .study-nav { border-top-color: #c9d3e1; background: #e9eef5; }
.case-study .study-nav a { color: #345fc4; }
.case-study .study-nav a:hover { color: #244ba7; }
.case-study .site-footer { color: #91a0b4; border-top-color: rgb(174 190 211 / .14); background: #09111f; }
.case-study .site-footer__brand { color: #eef3f9; }
.case-study .site-footer .site-brand__badge { color: #09111f; background: #43cdbd; }

.site-footer { padding-block: 2.75rem; color: var(--c-dark-muted); border-top: 1px solid var(--c-dark-border); background: var(--c-dark); }
.site-footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.25rem; font-family: var(--font-ui); font-size: .74rem; }
.site-footer__brand { display: flex; align-items: center; gap: .6rem; color: var(--c-dark-text); font-weight: 700; }
.site-footer .site-brand__badge { width: 1.65rem; height: 1.65rem; font-size: .6rem; }

.packet-cover { display: grid; min-height: 90vh; max-width: 50rem; margin: auto; align-content: center; break-after: page; }
.packet-section { break-before: page; }
.packet-study { break-before: page; }
.packet-notes { max-width: var(--reading); margin: 2rem auto 0; padding: 1.5rem; border: 1px solid var(--c-border); background: var(--c-surface-muted); }
.packet-notes h2 { font-size: 1.4rem; }
.packet-notes h3 { margin-top: 1.4rem; }

@media (max-width: 52rem) {
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .capability-table, .capability-table tbody, .capability-table tr, .capability-table th, .capability-table td { display: block; }
  .capability-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .capability-table tbody th { width: auto; }
  .site-footer__inner { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 36rem) {
  .site-brand__name { display: none; }
  .site-nav { gap: .9rem; }
  .site-nav a { font-size: .64rem; }
  .card-grid { grid-template-columns: 1fr; }
  .study__in-short > div { grid-template-columns: 1fr; gap: .2rem; }
  .study-nav { grid-template-columns: 1fr; }
  .study-nav .next { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}

@media print {
  @page { size: letter; margin: .65in; }
  :root { font-size: 10.5pt; line-height: 1.42; }
  body { color: #000; background: #fff; }
  .skip-link, .site-header, .site-footer, .study-nav, .study-cta { display: none !important; }
  .study__in-short { max-width: none; border-color: #777; background: #fff; break-inside: avoid; }
  .study__in-short dt { color: #000; }
  .study__in-short dd { color: #333 !important; }
  .wrap, .study__body > section { width: 100%; max-width: none; padding-inline: 0; }
  .hero, .study__hero { color: #000; background: none; }
  .hero::before, .study__hero::before { display: none; }
  .hero__inner, .study__hero > .wrap { padding-block: 0 .25in; }
  .hero h1, .study__hero h1, .hero__summary, .study__hero .lede { color: #000; }
  .hero__role { color: #333; }
  h1 { font-size: 27pt; }
  h2 { font-size: 17pt; break-after: avoid-page; }
  h3 { font-size: 13pt; break-after: avoid-page; }
  p, li, dd { orphans: 3; widows: 3; }
  a { color: #000; text-decoration: none; }
  main a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .82em; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .card { min-height: 0; break-inside: avoid; box-shadow: none; }
  .tag-list li { color: #000; border-color: #777; background: #fff; }
  .study__body { padding: 0; }
  .study__body > section { padding: .12in 0; }
  .packet-cover { min-height: 8.2in; }
  .packet-study { break-before: page; }
  .packet-study .study__hero { break-after: avoid-page; }
  .packet-notes { break-inside: avoid; background: none; }
}