:root {
  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "Archivo", system-ui, sans-serif;
  --navy-950: oklch(0.135 0.024 258);
  --navy-900: oklch(0.165 0.027 258);
  --navy-850: oklch(0.195 0.029 258);
  --ink: oklch(0.945 0.012 85);
  --ink-soft: #8fb3e4;
  --ink-mute: oklch(0.715 0.018 248);
  --ink-faint: oklch(0.57 0.014 248);
  --gold: oklch(0.815 0.088 80);
  --gold-deep: oklch(0.71 0.095 78);
  --gold-line: oklch(0.815 0.088 80 / 0.34);
  --gold-faint: oklch(0.815 0.088 80 / 0.12);
  --line: oklch(0.55 0.02 255 / 0.16);
  --line-soft: oklch(0.55 0.02 255 / 0.09);
  --panel: var(--navy-900);
  --panel-strong: var(--navy-900);
  --maxw: 1200px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--navy-950);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; margin: 0; line-height: 1.08; letter-spacing: -0.012em; }
p { margin: 0; color: var(--ink-soft); text-wrap: pretty; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; }
li { list-style: none; color: var(--ink); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 40px; }
.mt-18 { margin-top: 18px; }
.mt-22 { margin-top: 22px; }
.mt-24 { margin-top: 24px; }
.serif-num { font-family: var(--font-display); font-weight: 400; font-variant-numeric: lining-nums; }
.kicker {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold);
}
.kicker::after { content: ""; height: 1px; flex: 1; background: var(--gold-line); }
.lede { font-size: 18px; line-height: 1.62; max-width: 62ch; }
.profile-lede { color: var(--ink); }
.contact-lede { color: var(--ink); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .01em;
  padding: 13px 22px;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: all .35s var(--ease);
}
.btn-gold { background: var(--gold); color: var(--navy-950); }
.btn-gold:hover { background: var(--gold-deep); transform: translateY(-1px); }
.btn-ghost { border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--gold-line); color: var(--gold); }
.btn .arr { line-height: 1; transform: translateY(-1px); transition: transform .25s var(--ease); }
.btn:hover .arr { transform: translate(2px, -1px); }

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  transition: background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: oklch(0.135 0.024 258 / .78);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--line-soft);
}
.nav .row { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--font-display); font-size: 18px; font-weight: 500; letter-spacing: -.01em; }
.brand .mk {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border: 1px solid var(--gold-line);
  border-radius: 2px;
  color: var(--gold);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .02em;
}
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { font-family: var(--font-display); font-size: 14.5px; color: var(--ink-mute); letter-spacing: .01em; transition: color .25s; position: relative; }
.nav-links a:hover { color: var(--ink); }
.nav-links a.btn-gold { color: var(--navy-950); }
.nav-links a.btn-gold:hover { color: var(--navy-950); }
.nav-cta { font-size: 13px; font-weight: 600; padding: 9px 16px; }

.hero { position: relative; min-height: 846px; padding: 170px 0 96px; overflow: hidden; }
.resume-page .hero { min-height: auto; padding-bottom: 72px; }
.hero .wrap { position: relative; z-index: 2; }
.glow {
  position: absolute;
  right: -500px;
  top: -300px;
  width: 1100px;
  height: 620px;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(60% 100% at 50% 0%, oklch(0.34 0.045 252 / 0.55), transparent 70%);
}
#field {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: .55;
  mask-image: radial-gradient(120% 90% at 60% 22%, #000 35%, transparent 82%);
  -webkit-mask-image: radial-gradient(120% 90% at 60% 22%, #000 35%, transparent 82%);
}
.hero-grid { display: grid; grid-template-columns: 1.5fr .9fr; gap: 64px; align-items: start; }
.hero h1 { margin-top: 26px; font-size: clamp(42px, 6.4vw, 82px); }
.hero h1 em { color: var(--gold); font-style: italic; font-weight: 400; }
.hero-sub { margin-top: 28px; font-size: 20px; line-height: 1.55; max-width: 50ch; color: var(--ink); }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 40px; }
.hero-meta { display: flex; gap: 34px; flex-wrap: wrap; margin-top: 46px; }
.mi { display: flex; flex-direction: column; gap: 4px; }
.mi b { font-family: var(--font-display); font-size: 30px; font-weight: 500; color: var(--ink); line-height: 1; }
.mi span { font-size: 12px; color: var(--ink-mute); letter-spacing: .04em; text-transform: uppercase; }

.vcard {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 2px;
  padding: 30px 30px 28px;
  box-shadow: 0 24px 80px oklch(0 0 0 / .22);
}
.vname { font-family: var(--font-display); font-size: 28px; line-height: 1.1; }
.vrole { margin-top: 8px; color: var(--ink-soft); font-size: 14px; }
.vrole.location { color: var(--ink-soft); }
.vrows { margin-top: 24px; display: grid; gap: 13px; }
.vrow { display: block; position: relative; padding-left: 24px; color: var(--ink); font-size: 14.5px; line-height: 1.45; transition: color .25s; overflow-wrap: anywhere; }
.vrow:hover { color: var(--gold); }
.vrow::before,
.check::before,
.role-card li::before,
.work-card li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .9em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  transform: translateY(-50%);
}
.vi { display: none; }

.sec { padding: 104px 0; position: relative; }
.sec-head { margin-bottom: 48px; }
.sec-head .kicker { margin-bottom: 22px; }
.sec-title { font-size: clamp(30px, 4vw, 46px); }
.sec-title em, h2 em { color: var(--gold); font-style: italic; font-weight: 400; }

.summary-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 54px; align-items: start; }
.point-of-view {
  max-width: 58ch;
  padding-left: 20px;
  border-left: 1px solid var(--gold-line);
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.42;
}
.checks { display: grid; gap: 14px; }
.check {
  border-bottom: 1px solid var(--line-soft);
  padding: 0 0 14px 24px;
  position: relative;
  color: var(--ink);
}
.check p { color: var(--ink); }

.impact-grid, .capability-grid, .principle-grid, .work-grid, .proof-grid,
.svc-grid, .models-grid, .eng-grid, .out-grid {
  display: grid;
  gap: 18px;
}
.impact-grid { grid-template-columns: repeat(4, 1fr); }
.impact-card, .principle-card, .work-card, .proof-card, .credential, .role-card,
.svc, .model, .eng, .out, .os, .howpanel, .cred {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 2px;
}
.impact-card { padding: 22px; min-height: 150px; }
.impact-card b { display: block; font-family: var(--font-display); font-size: clamp(32px, 3vw, 42px); font-weight: 500; line-height: 1; color: var(--ink); }
.impact-card span {
  display: block;
  margin-top: 14px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.58;
}
.capability-grid { grid-template-columns: repeat(4, 1fr); }
.capability {
  border: 1px solid var(--line-soft);
  background: oklch(1 0 0 / .025);
  color: var(--ink-soft);
  padding: 13px 15px;
  min-height: 52px;
  display: flex;
  align-items: center;
  font-size: 14px;
}
.principle-grid { grid-template-columns: repeat(3, 1fr); }
.principle-card { padding: 26px; }
.principle-card h3, .work-card h3, .proof-card h3, .credential h3 { font-size: 24px; }
.principle-card p, .work-card p, .proof-card p, .credential p, .role-card p { margin-top: 13px; font-size: 15px; line-height: 1.58; }

.howpanel { padding: 30px; box-shadow: 0 24px 80px oklch(0 0 0 / .22); }
.ph { color: var(--gold); font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.hows { display: grid; gap: 22px; margin-top: 24px; }
.howitem { display: grid; grid-template-columns: 46px 1fr; gap: 18px; padding-top: 18px; border-top: 1px solid var(--line-soft); }
.hn { color: var(--gold); font-size: 24px; line-height: 1; }
.howitem h4 { font-size: 22px; }
.howitem p { margin-top: 8px; font-size: 14.5px; line-height: 1.55; }

.mandate-grid, .exp-grid, .credo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.svc-grid { grid-template-columns: repeat(4, 1fr); }
.svc, .model, .out { padding: 26px; }
.svc .sn, .out .oi { color: var(--gold); display: block; font-size: 30px; line-height: 1; margin-bottom: 26px; }
.svc h3, .model h3, .eng h3, .out h3 { font-size: 25px; }
.svc p, .model p, .eng p, .out p, .os p, .cred p { margin-top: 13px; font-size: 15px; line-height: 1.58; }
.models-grid { grid-template-columns: repeat(4, 1fr); }
.mlabel, .eng-dur, .deliv-label, .os-head {
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.model .mlabel { margin-bottom: 22px; }
.eng-grid { grid-template-columns: repeat(3, 1fr); }
.eng { display: flex; flex-direction: column; min-height: 100%; }
.eng-top { padding: 26px; }
.eng-dur { display: block; margin-bottom: 20px; }
.eng-list { display: grid; gap: 13px; margin-top: auto; padding: 22px 26px 26px; border-top: 1px solid var(--line-soft); }
.eng-list .el { position: relative; padding-left: 24px; color: var(--ink); font-size: 14.5px; line-height: 1.45; }
.eng-list .el::before { content: ""; position: absolute; left: 2px; top: .9em; width: 7px; height: 7px; border: 1px solid var(--gold); border-radius: 50%; transform: translateY(-50%); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.chip {
  border: 1px solid var(--line-soft);
  background: oklch(1 0 0 / .025);
  color: var(--ink);
  padding: 9px 12px;
  font-size: 13px;
  line-height: 1.2;
}
.os { padding: 26px; }
.os-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 2px;
  padding: 30px;
  box-shadow: 0 24px 80px oklch(0 0 0 / .22);
}
.os-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 22px; }
.os-cell { border-top: 1px solid var(--line-soft); padding-top: 14px; }
.ot { color: var(--ink); font-family: var(--font-display); font-size: 22px; line-height: 1.1; }
.os-hero h1 { max-width: 10ch; }
.os-page .hero { padding-top: 108px; }
.os-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}
.os-article {
  max-width: 840px;
}
.os-article > p {
  margin-top: 18px;
  font-size: 17px;
  line-height: 1.7;
}
.os-toc {
  position: sticky;
  top: 92px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  border-radius: 2px;
  padding: 24px;
}
.os-toc a {
  display: block;
  border-top: 1px solid var(--line-soft);
  color: var(--ink-mute);
  font-size: 14px;
  padding: 12px 0;
  transition: color .25s;
}
.os-toc a:first-of-type { margin-top: 14px; }
.os-toc a:hover { color: var(--gold); }
.os-list {
  display: grid;
  gap: 13px;
}
.os-list li {
  position: relative;
  padding-left: 26px;
  font-size: 16px;
  line-height: 1.6;
}
.os-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .9em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  transform: translateY(-50%);
}
.os-list-arrow li::before {
  content: "\2192";
  top: 0;
  width: auto;
  height: auto;
  border: 0;
  color: var(--gold);
  transform: none;
}
.os-pull {
  margin-top: 28px;
  color: var(--gold);
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.18;
}
.os-callout {
  margin-top: 34px;
  padding: 22px 0;
  border-top: 2px solid var(--gold-line);
  border-bottom: 1px solid var(--line-soft);
}
.callout-label {
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.os-callout p {
  font-size: 15px;
  line-height: 1.66;
}
.os-principles {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}
.metric-list {
  border-bottom: 1px solid var(--line-soft);
  margin-top: 28px;
}
.metric {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
  padding: 15px 0;
  border-top: 1px solid var(--line-soft);
}
.metric h3 {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.12;
}
.metric p {
  font-size: 15px;
  line-height: 1.55;
}
.out-grid { grid-template-columns: repeat(3, 1fr); }
.credo .lede { margin-top: 24px; }
.creds { display: grid; gap: 16px; }
.cred { display: grid; grid-template-columns: 58px 1fr; gap: 18px; padding: 22px; }
.ck { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--gold-line); color: var(--gold); }
.cred h4 { font-size: 22px; }

.experience-layout { display: grid; grid-template-columns: 1fr 330px; gap: 32px; align-items: start; }
.roles { display: grid; gap: 18px; }
.role-card { padding: 28px; }
.role-card[hidden] { display: none; }
.role-card.is-active {
  border-color: oklch(0.72 0.07 250 / .38);
  box-shadow: 0 24px 80px oklch(0 0 0 / .18);
}
.role-meta { color: var(--gold); font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.role-card h3 { margin-top: 12px; font-size: clamp(26px, 3vw, 34px); }
.company { margin-top: 6px; font-size: 15px; }
.role-card ul { margin-top: 22px; display: grid; gap: 12px; }
.role-card li { position: relative; padding-left: 24px; font-size: 15.5px; line-height: 1.58; }
.side-stack { display: grid; gap: 18px; position: sticky; top: 92px; }
.side-panel {
  border: 1px solid var(--line);
  background: var(--panel-strong);
  border-radius: 2px;
  padding: 24px;
}
.side-title { color: var(--gold); font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.timeline { margin-top: 18px; display: grid; gap: 16px; }
.timeline li {
  border-top: 1px solid var(--line-soft);
  padding: 14px 0 0 18px;
  position: relative;
  cursor: pointer;
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.timeline li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--gold);
  border-radius: 50%;
}
.timeline li:hover,
.timeline li:focus-visible {
  border-color: var(--gold-line);
  outline: 0;
  transform: translateX(2px);
}
.timeline li.is-active {
  border-color: oklch(0.72 0.07 250 / .42);
}
.timeline strong { display: block; color: var(--ink); font-size: 14px; line-height: 1.35; }
.timeline span { display: block; margin-top: 4px; color: var(--ink-mute); font-size: 12.5px; line-height: 1.4; }
.timeline li.is-active::before { border-color: var(--ink-soft); }
.timeline li.is-active strong { color: var(--ink-soft); }

.work-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.work-card { padding: 26px; display: flex; flex-direction: column; gap: 22px; }
.work-meta { color: var(--gold); font-size: 11px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
.work-card ul { display: grid; gap: 12px; }
.work-card li { position: relative; border-top: 1px solid var(--line-soft); padding: 12px 0 0 24px; font-size: 14.5px; line-height: 1.55; }
.work-card li::before { top: calc(12px + .9em); }
.proof-grid { grid-template-columns: 1fr 1fr; }
.proof-card, .credential { padding: 22px; }
.proof-list, .credential-list { display: grid; gap: 14px; }
.credential h3 { font-size: 21px; }

.earlier-list { display: grid; gap: 12px; }
.earlier-list li { border-top: 1px solid var(--line-soft); padding-top: 12px; }
.earlier-list strong { display: block; color: var(--ink); font-size: 14px; }
.earlier-list span { display: block; margin-top: 3px; color: var(--ink-mute); font-size: 12.5px; }

.contact-grid { display: grid; grid-template-columns: .95fr 1fr; gap: 56px; align-items: center; }
.contact-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }
.foot {
  padding: 40px 0;
  border-top: 1px solid var(--line-soft);
}
.foot-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.foot p { font-size: 12.5px; }
.fl { display: flex; gap: 20px; flex-wrap: wrap; }
.fl a { color: var(--ink-mute); font-size: 13px; }
.fl a:hover { color: var(--gold); }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  .hero-grid, .summary-grid, .experience-layout, .contact-grid, .mandate-grid, .exp-grid, .credo-grid, .os-layout { grid-template-columns: 1fr; gap: 44px; }
  .side-stack, .os-toc { position: static; }
  .timeline-panel { display: none; }
  .impact-grid, .capability-grid, .principle-grid, .svc-grid, .models-grid, .eng-grid, .out-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .nav-links .nlink { display: none; }
}
@media (max-width: 760px) {
  .wrap { padding: 0 22px; }
  .hero h1 { font-size: clamp(42px, 14vw, 64px); }
  .os-page .hero { padding-top: 84px; }
  .sec { padding: 76px 0; }
  .impact-grid, .capability-grid, .principle-grid, .work-grid, .proof-grid, .svc-grid, .models-grid, .eng-grid, .out-grid, .os-grid { grid-template-columns: 1fr; }
  .vcard, .role-card, .side-panel, .principle-card, .work-card, .svc, .model, .out, .howpanel, .os, .os-card, .os-toc { padding: 22px; }
  .howitem, .cred { grid-template-columns: 1fr; }
  .metric { grid-template-columns: 1fr; gap: 6px; }
  .foot-row { align-items: flex-start; flex-direction: column; }
}