:root {
  --ink: #07111f;
  --ink-soft: #101e31;
  --navy: #0b1b31;
  --paper: #f4f1e9;
  --paper-deep: #e9e4d8;
  --white: #ffffff;
  --muted: #67707c;
  --line: rgba(7, 17, 31, 0.14);
  --line-light: rgba(255, 255, 255, 0.14);
  --gold: #c9a56a;
  --gold-light: #e4c995;
  --blue: #66b9ff;
  --blue-deep: #1678c8;
  --green: #4fc59d;
  --max: 1200px;
  --radius: 24px;
  --shadow: 0 28px 70px rgba(4, 12, 24, 0.18);
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: Iowan Old Style, Baskerville, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; }
::selection { background: var(--gold-light); color: var(--ink); }

.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;
  left: 1rem;
  top: -4rem;
  z-index: 999;
  padding: .8rem 1rem;
  background: var(--white);
  color: var(--ink);
  border-radius: .6rem;
  transition: top .2s ease;
}
.skip-link:focus { top: 1rem; }

.container { width: min(calc(100% - 3rem), var(--max)); margin-inline: auto; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  color: var(--white);
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.site-header.is-scrolled {
  background: rgba(7, 17, 31, .88);
  border-bottom: 1px solid rgba(255,255,255,.1);
  backdrop-filter: blur(20px);
}
.nav-wrap { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: inline-flex; align-items: center; gap: .8rem; font-weight: 700; letter-spacing: -.02em; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,.38);
  border-radius: 50%;
  font-size: .72rem;
  letter-spacing: .12em;
}
.brand-name { font-size: .95rem; }
.nav-links { display: flex; align-items: center; gap: 1.7rem; font-size: .84rem; }
.nav-links > a:not(.nav-cta) { color: rgba(255,255,255,.72); transition: color .2s ease; }
.nav-links > a:not(.nav-cta):hover, .nav-links > a:not(.nav-cta):focus-visible { color: var(--white); }
.nav-cta { padding: .7rem 1rem; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; }
.nav-cta:hover { background: var(--white); color: var(--ink); }
.menu-button { display: none; background: transparent; border: 0; padding: .5rem; }
.menu-button span:not(.sr-only) { display: block; width: 24px; height: 1px; margin: 5px 0; background: currentColor; }

.hero {
  position: relative;
  overflow: hidden;
  min-height: 100svh;
  padding: 150px 0 0;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 30%, rgba(52,142,221,.24), transparent 31%),
    radial-gradient(circle at 14% 18%, rgba(201,165,106,.12), transparent 26%),
    linear-gradient(135deg, #06101d 0%, #0b1c31 54%, #06101d 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .16;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.1) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.1) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .78fr; align-items: center; gap: clamp(3rem, 7vw, 7rem); padding-bottom: 7rem; }
.eyebrow { display: flex; align-items: center; gap: .75rem; margin: 0 0 1.4rem; text-transform: uppercase; letter-spacing: .17em; font-size: .72rem; font-weight: 700; color: rgba(255,255,255,.65); }
.eyebrow > span { width: 38px; height: 1px; background: var(--gold); }
.hero h1 { margin: 0; font-family: var(--font-serif); font-size: clamp(4.5rem, 9vw, 8.4rem); line-height: .78; letter-spacing: -.065em; font-weight: 500; }
.hero h1 em { color: var(--gold-light); font-weight: 400; }
.hero-lead { max-width: 700px; margin: 2rem 0 1rem; font-family: var(--font-serif); font-size: clamp(1.65rem, 3vw, 2.75rem); line-height: 1.1; letter-spacing: -.025em; }
.hero-summary { max-width: 650px; margin: 0; color: rgba(255,255,255,.68); font-size: 1.03rem; line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.25rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .7rem; min-height: 50px; padding: .82rem 1.25rem; border-radius: 999px; font-size: .87rem; font-weight: 700; transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--gold-light); color: var(--ink); border: 1px solid var(--gold-light); }
.button-primary:hover { background: var(--white); border-color: var(--white); }
.button-ghost { color: var(--white); border: 1px solid rgba(255,255,255,.24); background: rgba(255,255,255,.03); }
.button-ghost:hover { border-color: rgba(255,255,255,.6); }
.button-outline { border: 1px solid var(--line); background: transparent; }
.button-outline:hover { background: var(--ink); color: var(--white); border-color: var(--ink); }
.hero-meta { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 650px; margin-top: 2.7rem; padding-top: 1.4rem; border-top: 1px solid rgba(255,255,255,.14); }
.hero-meta div { display: grid; gap: .3rem; }
.hero-meta span { font-size: .69rem; text-transform: uppercase; letter-spacing: .12em; color: rgba(255,255,255,.42); }
.hero-meta strong { font-size: .82rem; color: rgba(255,255,255,.88); }

.portrait-stage { position: relative; justify-self: end; width: min(100%, 460px); }
.portrait-halo { position: absolute; inset: 6% -13% -7% 12%; border-radius: 46% 54% 57% 43% / 51% 40% 60% 49%; background: linear-gradient(145deg, rgba(102,185,255,.3), rgba(201,165,106,.15)); filter: blur(2px); }
.portrait-card { position: relative; margin: 0; overflow: hidden; border: 1px solid rgba(255,255,255,.18); border-radius: 230px 230px 30px 30px; background: var(--ink-soft); box-shadow: var(--shadow); }
.portrait-card::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(to top, rgba(5,12,22,.86), transparent 35%); }
.portrait-card img { width: 100%; height: min(68svh, 720px); object-fit: cover; object-position: 50% 35%; }
.portrait-card figcaption { position: absolute; z-index: 2; inset: auto 1.6rem 1.4rem; display: grid; gap: .25rem; }
.portrait-card figcaption span { font-family: var(--font-serif); font-size: 1.35rem; }
.portrait-card figcaption strong { color: rgba(255,255,255,.62); font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; }
.floating-note { position: absolute; z-index: 3; display: flex; align-items: center; gap: .65rem; padding: .75rem .9rem; border: 1px solid rgba(255,255,255,.2); border-radius: 12px; background: rgba(7,17,31,.78); box-shadow: 0 16px 38px rgba(0,0,0,.24); backdrop-filter: blur(12px); font-size: .72rem; color: rgba(255,255,255,.76); }
.floating-note span { color: var(--gold-light); font-weight: 800; }
.note-one { left: -3rem; top: 28%; }
.note-two { right: -2.5rem; bottom: 16%; }
.hero-marquee { position: relative; z-index: 1; overflow: hidden; border-top: 1px solid rgba(255,255,255,.1); background: rgba(0,0,0,.16); white-space: nowrap; }
.hero-marquee div { width: max-content; padding: 1.15rem 0; animation: marquee 34s linear infinite; font-size: .72rem; letter-spacing: .19em; color: rgba(255,255,255,.5); }
.hero-marquee span { color: var(--gold); margin: 0 1.4rem; }
@keyframes marquee { to { transform: translateX(-50%); } }

.section { padding: clamp(5.5rem, 10vw, 9rem) 0; }
.section-paper { background: var(--paper); }
.section-ink { background: var(--ink); color: var(--white); }
.section-grid { display: grid; grid-template-columns: 170px 1fr; gap: clamp(2rem, 5vw, 5rem); }
.section-label { display: flex; align-items: flex-start; gap: .8rem; padding-top: .3rem; }
.section-label span { color: var(--gold); font-size: .7rem; font-weight: 800; letter-spacing: .12em; }
.section-label p { margin: 0; color: var(--muted); font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .14em; }
.section-heading-light .section-label p { color: rgba(255,255,255,.5); }
.section-content h2, .contact-panel h2 { margin: 0; font-family: var(--font-serif); font-size: clamp(2.8rem, 5.3vw, 5.35rem); line-height: .98; letter-spacing: -.045em; font-weight: 500; }
.section-content h2 em { color: var(--blue-deep); font-weight: 400; }
.section-ink .section-content h2 { max-width: 900px; }
.kicker { margin: 0 0 1rem; color: var(--blue-deep); font-size: .74rem; text-transform: uppercase; letter-spacing: .15em; font-weight: 800; }
.section-ink .kicker { color: var(--gold-light); }
.about-columns { display: grid; grid-template-columns: 1.05fr .75fr; gap: clamp(2rem, 6vw, 6rem); align-items: start; }
.body-copy { color: #4f5965; font-size: 1.01rem; line-height: 1.8; }
.body-copy p:first-child { margin-top: .25rem; }
.signature-line { display: flex; align-items: baseline; gap: .65rem; margin-top: 2rem; font-family: var(--font-serif); color: var(--ink); font-size: 1.25rem; }
.signature-line span { font-family: var(--font-sans); color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; }
.manifesto { margin: 5rem 0 0; padding: 2.3rem 0 0; border-top: 1px solid var(--line); }
.manifesto p { max-width: 900px; margin: 0; font-family: var(--font-serif); font-size: clamp(2.1rem, 4vw, 4rem); line-height: 1.08; letter-spacing: -.035em; }
.manifesto cite { display: block; margin-top: 1.2rem; color: var(--muted); font-style: normal; font-size: .72rem; text-transform: uppercase; letter-spacing: .14em; }

.capability-grid { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 4rem; border-top: 1px solid var(--line-light); border-left: 1px solid var(--line-light); }
.capability { min-height: 360px; padding: 2rem; border-right: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); transition: background .25s ease, transform .25s ease; }
.capability:hover { background: rgba(255,255,255,.035); }
.capability-number { color: var(--gold); font-size: .7rem; letter-spacing: .15em; }
.capability h3 { margin: 4rem 0 1rem; font-family: var(--font-serif); font-size: clamp(2rem, 3vw, 3rem); font-weight: 500; }
.capability p { max-width: 470px; color: rgba(255,255,255,.57); line-height: 1.7; }
.capability ul { list-style: none; margin: 2rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.capability li { padding: .45rem .65rem; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; color: rgba(255,255,255,.7); font-size: .72rem; }

.portfolio-section { background: #ece8df; }
.heading-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; }
.filter-group { display: flex; flex-wrap: wrap; gap: .45rem; justify-content: flex-end; }
.filter-button { border: 1px solid var(--line); background: transparent; border-radius: 999px; padding: .62rem .8rem; font-size: .7rem; font-weight: 700; cursor: pointer; }
.filter-button:hover, .filter-button.is-active { background: var(--ink); border-color: var(--ink); color: var(--white); }
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 4rem; }
.project-card { min-height: 430px; display: flex; flex-direction: column; justify-content: space-between; gap: 2.3rem; padding: 1.4rem; border: 1px solid rgba(7,17,31,.12); border-radius: var(--radius); background: rgba(255,255,255,.65); transition: transform .25s ease, box-shadow .25s ease, opacity .2s ease; }
.project-card:hover { transform: translateY(-5px); box-shadow: 0 18px 55px rgba(7,17,31,.11); }
.project-card.is-hidden { display: none; }
.project-featured { grid-column: span 2; color: var(--white); background: var(--ink); border-color: var(--ink); }
.project-topline { display: flex; justify-content: space-between; align-items: center; gap: .75rem; color: var(--muted); font-size: .68rem; }
.project-featured .project-topline { color: rgba(255,255,255,.5); }
.status { padding: .38rem .55rem; border-radius: 999px; border: 1px solid var(--line); text-transform: uppercase; letter-spacing: .08em; font-weight: 800; }
.status-operating { color: #277359; border-color: rgba(39,115,89,.25); background: rgba(79,197,157,.09); }
.project-featured .status-operating { color: #8be3c4; border-color: rgba(139,227,196,.3); background: rgba(79,197,157,.1); }
.status-development { color: #225e91; border-color: rgba(34,94,145,.25); background: rgba(102,185,255,.1); }
.status-research { color: #846028; border-color: rgba(132,96,40,.25); background: rgba(201,165,106,.12); }
.project-logo-wrap { width: 190px; height: 190px; border-radius: 18px; overflow: hidden; border: 1px solid rgba(255,255,255,.12); }
.project-logo-wrap img { width: 100%; height: 100%; object-fit: contain; }
.project-symbol { display: grid; place-items: center; width: 92px; aspect-ratio: 1; border-radius: 22px; background: var(--paper-deep); font-family: var(--font-serif); font-size: 1.8rem; letter-spacing: -.05em; }
.project-card h3 { margin: 0; font-family: var(--font-serif); font-size: 2rem; font-weight: 500; }
.project-card p { margin: .8rem 0 0; color: var(--muted); line-height: 1.65; }
.project-featured p { color: rgba(255,255,255,.58); }
.text-link { display: inline-flex; gap: .45rem; margin-top: 1.2rem; font-size: .78rem; font-weight: 800; color: var(--gold-light); }
.portfolio-note { margin: 1.2rem 0 0; color: var(--muted); font-size: .75rem; }

.journey-section { background: var(--white); }
.timeline { margin-top: 3.5rem; border-top: 1px solid var(--line); }
.timeline article { display: grid; grid-template-columns: 140px 1fr; gap: 2rem; padding: 2rem 0; border-bottom: 1px solid var(--line); }
.timeline time { padding-top: .25rem; color: var(--blue-deep); font-size: .75rem; font-weight: 800; letter-spacing: .1em; }
.timeline h3 { margin: 0 0 .45rem; font-family: var(--font-serif); font-size: 1.7rem; font-weight: 500; }
.timeline p { max-width: 740px; margin: 0; color: var(--muted); line-height: 1.7; }
.source-qualifier { margin: 1.5rem 0 0; color: var(--muted); font-size: .75rem; line-height: 1.6; }
.source-qualifier a { color: var(--blue-deep); text-decoration: underline; text-underline-offset: 3px; }

.principle-list { margin-top: 4rem; border-top: 1px solid var(--line-light); }
.principle-list article { display: grid; grid-template-columns: 90px 1fr 1.2fr; gap: 2rem; align-items: center; padding: 1.65rem 0; border-bottom: 1px solid var(--line-light); }
.principle-list span { color: var(--gold); font-size: .7rem; letter-spacing: .12em; }
.principle-list h3 { margin: 0; font-family: var(--font-serif); font-size: 1.6rem; font-weight: 500; }
.principle-list p { margin: 0; color: rgba(255,255,255,.55); line-height: 1.6; }

.contact-section { background: var(--gold-light); }
.contact-panel { display: grid; grid-template-columns: 1.2fr .8fr; gap: 3rem; align-items: end; padding: clamp(2rem, 5vw, 4rem); background: var(--paper); border-radius: 30px; box-shadow: var(--shadow); }
.eyebrow-dark { color: var(--muted); }
.contact-panel h2 { max-width: 750px; }
.contact-panel p:not(.eyebrow) { max-width: 650px; color: var(--muted); line-height: 1.7; }
.contact-actions { display: flex; flex-direction: column; gap: .7rem; align-items: stretch; }

.site-footer { background: #030912; color: var(--white); padding: 5rem 0 1.3rem; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; padding-bottom: 4rem; }
.footer-brand { margin-bottom: 1.2rem; }
.footer-grid > div > p { max-width: 380px; color: rgba(255,255,255,.46); line-height: 1.65; }
.footer-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.footer-links div { display: grid; align-content: start; gap: .7rem; }
.footer-links span { margin-bottom: .4rem; color: var(--gold-light); font-size: .68rem; text-transform: uppercase; letter-spacing: .13em; }
.footer-links a { color: rgba(255,255,255,.58); font-size: .83rem; }
.footer-links a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; padding-top: 1.3rem; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.38); font-size: .68rem; }

/* Internal pages */
.internal-page { background: var(--paper); }
.internal-hero { padding: 150px 0 5rem; background: var(--ink); color: var(--white); }
.internal-hero .eyebrow { margin-bottom: 1rem; }
.internal-hero h1 { max-width: 950px; margin: 0; font-family: var(--font-serif); font-size: clamp(3.2rem, 7vw, 6.5rem); line-height: .95; letter-spacing: -.05em; font-weight: 500; }
.internal-hero p:last-child { max-width: 740px; color: rgba(255,255,255,.62); line-height: 1.75; font-size: 1.03rem; }
.internal-content { padding: 5rem 0 7rem; }
.prose { max-width: 900px; }
.prose h2 { margin: 3.4rem 0 1rem; font-family: var(--font-serif); font-size: 2.4rem; font-weight: 500; }
.prose h3 { margin: 2.2rem 0 .7rem; font-family: var(--font-serif); font-size: 1.55rem; font-weight: 500; }
.prose p, .prose li { color: #4f5965; line-height: 1.8; }
.prose a { color: var(--blue-deep); text-decoration: underline; text-underline-offset: 3px; }
.notice { margin: 2rem 0; padding: 1.3rem 1.4rem; border-left: 3px solid var(--gold); background: var(--white); color: #3f4853; line-height: 1.7; }
.notice strong { color: var(--ink); }
.source-table { width: 100%; border-collapse: collapse; margin-top: 2rem; background: var(--white); }
.source-table th, .source-table td { padding: 1rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); font-size: .82rem; line-height: 1.55; }
.source-table th { color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: .67rem; }
.source-badge { display: inline-block; padding: .3rem .5rem; border: 1px solid var(--line); border-radius: 999px; font-size: .63rem; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.back-link { display: inline-flex; gap: .45rem; margin-bottom: 2rem; color: var(--blue-deep); font-weight: 700; font-size: .8rem; }

[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }

@media (max-width: 980px) {
  .hero { padding-top: 125px; }
  .hero-grid { grid-template-columns: 1fr; }
  .portrait-stage { justify-self: center; width: min(78vw, 460px); }
  .note-one { left: -1rem; }
  .note-two { right: -1rem; }
  .section-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .section-label { border-bottom: 1px solid var(--line); padding-bottom: 1rem; }
  .section-ink .section-label { border-color: var(--line-light); }
  .about-columns { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: repeat(2, 1fr); }
  .project-featured { grid-column: span 2; }
  .heading-row { align-items: flex-start; flex-direction: column; }
  .filter-group { justify-content: flex-start; }
  .contact-panel { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .container { width: min(calc(100% - 2rem), var(--max)); }
  .nav-wrap { min-height: 70px; }
  .menu-button { display: block; z-index: 2; }
  .nav-links {
    position: fixed;
    inset: 70px 1rem auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: .2rem;
    padding: 1rem;
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 18px;
    background: rgba(7,17,31,.98);
    box-shadow: var(--shadow);
  }
  .nav-links.is-open { display: flex; }
  .nav-links a { padding: .8rem; }
  .nav-cta { text-align: center; }
  .hero h1 { font-size: clamp(4rem, 23vw, 6.6rem); }
  .hero-meta { grid-template-columns: 1fr; gap: 1rem; }
  .portrait-stage { width: min(88vw, 420px); }
  .portrait-card img { height: 620px; }
  .floating-note { display: none; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability { min-height: auto; }
  .capability h3 { margin-top: 2.5rem; }
  .project-grid { grid-template-columns: 1fr; }
  .project-featured { grid-column: span 1; }
  .project-card { min-height: 390px; }
  .timeline article { grid-template-columns: 1fr; gap: .6rem; }
  .principle-list article { grid-template-columns: 50px 1fr; }
  .principle-list p { grid-column: 2; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; }
  .source-table, .source-table tbody, .source-table tr, .source-table td { display: block; width: 100%; }
  .source-table thead { display: none; }
  .source-table tr { padding: .5rem 0; border-bottom: 1px solid var(--line); }
  .source-table td { border: 0; padding: .55rem 0; }
}

@media (max-width: 480px) {
  .brand-name { display: none; }
  .hero-actions .button { width: 100%; }
  .portrait-card img { height: 510px; }
  .filter-group { display: grid; grid-template-columns: repeat(2, 1fr); width: 100%; }
  .contact-actions .button { width: 100%; }
}

@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; }
}