:root {
  --ink: #07131f;
  --ink-soft: #0d2232;
  --ink-raised: #123047;
  --paper: #f7f4ed;
  --paper-deep: #e9f0f1;
  --paper-cool: #dfeaed;
  --mist: #d7e5e8;
  --muted: #91a8ae;
  --signal: #64e2d2;
  --signal-ink: #287669;
  --violet: #9a86ff;
  --coral: #ff8d76;
  --gold: #f6c36b;
  --line: rgba(7, 19, 31, .15);
  --line-light: rgba(215, 229, 232, .2);
  --shadow-sm: 0 12px 35px rgba(7, 19, 31, .08);
  --shadow-lg: 0 30px 80px rgba(7, 19, 31, .16);
  --serif: Iowan Old Style, Baskerville, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shell: min(1180px, calc(100% - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
body.nav-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { text-wrap: balance; }
.shell { width: var(--shell); margin: 0 auto; }
.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; z-index: 100; top: 12px; left: 12px; padding: 10px 14px; background: var(--paper); color: var(--ink); transform: translateY(-160%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: fixed; inset: 0 0 auto; z-index: 20; color: var(--paper); transition: background-color .25s ease, box-shadow .25s ease, backdrop-filter .25s ease; }
.site-header.is-scrolled { background: rgba(7, 19, 31, .84); box-shadow: 0 1px 0 rgba(215, 229, 232, .12), 0 14px 34px rgba(2, 9, 15, .12); backdrop-filter: blur(18px) saturate(135%); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; min-height: 84px; }
.wordmark { font: 700 1.3rem/1 var(--serif); text-decoration: none; letter-spacing: .04em; transition: transform .2s ease; }
.wordmark:hover { transform: translateY(-1px); }
.wordmark span { color: var(--signal); }
.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav a { position: relative; padding: 8px 0; color: var(--mist); font-size: .78rem; font-weight: 700; letter-spacing: .045em; text-decoration: none; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 2px; height: 2px; border-radius: 2px; background: linear-gradient(90deg, var(--signal), var(--violet)); transition: right .2s ease; }
.site-nav a:hover::after, .site-nav a[aria-current="page"]::after { right: 0; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--signal); }
.site-nav a[aria-current="page"] { color: var(--paper); }
.site-nav a:last-child { margin-left: 2px; padding: 9px 14px; border: 1px solid rgba(100, 226, 210, .5); border-radius: 999px; }
.site-nav a:last-child::after { display: none; }
.site-nav a:last-child:hover { background: var(--signal); color: var(--ink); }
.menu-toggle { display: none; }

.hero { position: relative; overflow: hidden; min-height: min(820px, 96vh); padding: 190px 0 112px; color: var(--paper); background: radial-gradient(circle at 83% 18%, rgba(100,226,210,.22), transparent 31%), radial-gradient(circle at 69% 88%, rgba(154,134,255,.2), transparent 34%), linear-gradient(135deg, #050e17 0%, #0b2131 57%, #091724 100%); }
.hero::before { content: ""; position: absolute; width: 640px; height: 640px; right: -120px; top: -240px; border: 1px solid rgba(100,226,210,.17); border-radius: 50%; box-shadow: 0 0 0 90px rgba(154,134,255,.035), 0 0 0 180px rgba(100,226,210,.025); }
.hero::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .28; background-image: linear-gradient(rgba(215,229,232,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(215,229,232,.045) 1px, transparent 1px); background-size: 56px 56px; mask-image: linear-gradient(to right, transparent, black 32%, black); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .9fr; gap: 54px; align-items: center; }
.eyebrow { margin-bottom: 18px; color: var(--signal-ink); font-size: .71rem; font-weight: 800; letter-spacing: .14em; line-height: 1.2; text-transform: uppercase; }
.hero .eyebrow, .artifact-section .eyebrow, .site-footer .eyebrow, .talk-card .eyebrow { color: var(--signal); }
.hero h1 { max-width: 780px; margin-bottom: 28px; font: 500 clamp(3.15rem, 6.2vw, 6.2rem)/.94 var(--serif); letter-spacing: -.058em; text-shadow: 0 18px 50px rgba(0,0,0,.18); }
.lede { max-width: 655px; margin-bottom: 34px; color: var(--mist); font-size: clamp(1.03rem, 1.7vw, 1.21rem); line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; gap: 12px; align-items: center; padding: 13px 18px; border: 1px solid transparent; border-radius: 999px; font-size: .82rem; font-weight: 750; text-decoration: none; transition: transform .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-3px); }
.button-fill { background: linear-gradient(135deg, var(--signal), #8ef1e4); color: var(--ink); box-shadow: 0 12px 30px rgba(100,226,210,.16); }
.button-fill:hover { box-shadow: 0 16px 38px rgba(100,226,210,.25); }
.button-quiet { border-color: var(--line-light); color: var(--paper); }
.button-quiet:hover { border-color: var(--signal); }
.hero-visual { position: relative; width: min(420px, 100%); aspect-ratio: 1; justify-self: end; }
.orbit { position: absolute; border: 1px solid rgba(100,226,210,.42); border-radius: 50%; filter: drop-shadow(0 0 12px rgba(100,226,210,.1)); }
.orbit-one { inset: 1%; transform: rotate(-22deg) scaleY(.44); }
.orbit-two { inset: 12%; transform: rotate(46deg) scaleY(.42); }
.orbit-three { inset: 23%; transform: rotate(105deg) scaleY(.4); }
.model-core { position: absolute; top: 50%; left: 50%; display: grid; place-content: center; width: 110px; aspect-ratio: 1; border: 1px solid var(--signal); border-radius: 50%; background: rgba(7,19,31,.82); color: var(--paper); font: 600 1rem/1.05 var(--serif); text-align: center; transform: translate(-50%, -50%); box-shadow: 0 0 65px rgba(100,226,210,.2), 0 0 120px rgba(154,134,255,.12); }
.model-core span { color: var(--signal); }
.node { position: absolute; width: 10px; aspect-ratio: 1; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 5px rgba(246,195,107,.13), 0 0 20px rgba(246,195,107,.4); }
.n1 { top: 13%; left: 22%; }.n2 { top: 29%; right: 6%; background: var(--signal); }.n3 { bottom: 6%; left: 36%; }.n4 { right: 22%; bottom: 29%; background: var(--signal); }.n5 { top: 50%; left: 1%; }

.impact-band { padding: 58px 0 50px; color: var(--paper); background: linear-gradient(105deg, #102739 0%, #17394a 52%, #1b3148 100%); }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; margin: 0; }
.metrics div { padding-right: 18px; border-right: 1px solid var(--line-light); }
.metrics div:last-child { border: 0; }
.metrics dt { color: var(--signal); font: 500 clamp(2.4rem, 4vw, 3.7rem)/1 var(--serif); letter-spacing: -.04em; }
.metrics div:nth-child(2) dt { color: var(--gold); }
.metrics div:nth-child(3) dt { color: var(--coral); }
.metrics div:nth-child(4) dt { color: #b8aaff; }
.metrics dd { max-width: 190px; margin: 9px 0 0; color: var(--mist); font-size: .84rem; line-height: 1.4; }
.metric-note { margin: 30px 0 0; color: var(--muted); font-size: .81rem; }

.section { padding: 112px 0; }
.surface { background: linear-gradient(180deg, var(--paper-deep), #edf2f1); }
.split-heading, .section-head { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(320px, .78fr); gap: 70px; align-items: start; }
.split-heading h2, .section-head h2, .publication-layout h2, .profile-grid h2, .site-footer h2 { margin-bottom: 0; font: 500 clamp(2.65rem, 4.7vw, 4.6rem)/.98 var(--serif); letter-spacing: -.05em; }
.split-heading > p, .section-head > p { margin: 31px 0 0; max-width: 495px; font-size: 1.04rem; line-height: 1.72; }
.focus-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 72px; border: 0; }
.focus-card { min-height: 258px; padding: 24px 26px 28px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.42); box-shadow: var(--shadow-sm); transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
.focus-card:hover { transform: translateY(-5px); border-color: rgba(49,134,120,.35); box-shadow: 0 22px 54px rgba(7,19,31,.12); }
.focus-card:last-child { border: 0; }
.focus-card:last-child { border: 1px solid var(--line); }
.focus-card .index { margin-bottom: 42px; color: var(--signal-ink); font: 700 .9rem/1 var(--serif); }
.focus-card h3 { margin-bottom: 9px; font: 600 1.1rem/1.2 var(--serif); letter-spacing: -.015em; }
.focus-card p:last-child { margin-bottom: 0; color: #526057; font-size: .9rem; line-height: 1.6; }

.section-head { margin-bottom: 60px; }
.release-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.release-card { display: flex; flex-direction: column; min-height: 455px; padding: 29px; border: 1px solid rgba(7,19,31,.12); border-radius: 18px; background: rgba(255,255,255,.52); box-shadow: var(--shadow-sm); transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
.release-card:hover { transform: translateY(-5px); border-color: rgba(49,134,120,.36); box-shadow: 0 24px 60px rgba(7,19,31,.13); }
.release-card.featured { background: radial-gradient(circle at 100% 0, rgba(100,226,210,.16), transparent 36%), linear-gradient(145deg, #0c2232, #132d43); color: var(--paper); border-color: rgba(100,226,210,.28); box-shadow: 0 24px 60px rgba(7,19,31,.2); }
.release-card.ongoing { border-style: dashed; background: transparent; }
.card-top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 55px; }
.kicker, .status { margin: 0; color: #617368; font-size: .67rem; font-weight: 750; letter-spacing: .09em; line-height: 1.3; text-transform: uppercase; }
.featured .kicker { color: var(--signal); }
.status { padding: 5px 8px; border-radius: 999px; background: rgba(49,134,120,.1); color: #247464; }
.card-top a { color: #354a3f; font-size: .73rem; font-weight: 750; text-decoration: none; white-space: nowrap; }
.card-top a:hover { color: var(--signal); }
.featured .card-top a { color: var(--paper); }
.release-card h3 { margin-bottom: 16px; font: 500 1.7rem/1.05 var(--serif); letter-spacing: -.035em; }
.release-card p { margin-bottom: 18px; font-size: .86rem; line-height: 1.58; }
.release-card .summary { color: #43544b; font-size: .96rem; }
.featured .summary, .featured .quiet { color: var(--mist); }
.release-card strong { font-weight: 750; }
.results { display: grid; gap: 7px; margin: auto 0 0; padding: 19px 0 0; border-top: 1px solid var(--line); list-style: none; }
.results li { position: relative; padding-left: 14px; font-size: .76rem; line-height: 1.35; }
.results li::before { content: ""; position: absolute; top: .45em; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--signal-ink); }
.featured .results { border-color: var(--line-light); }
.quiet { color: #657368; font-size: .81rem !important; font-style: italic; }

.artifact-section { position: relative; overflow: clip; background: radial-gradient(circle at 12% 18%, rgba(154,134,255,.14), transparent 25%), radial-gradient(circle at 92% 42%, rgba(100,226,210,.13), transparent 27%), linear-gradient(145deg, #06111c, #0b1e2c 58%, #0c1929); color: var(--paper); }
.artifact-section::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .16; background-image: linear-gradient(rgba(215,229,232,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(215,229,232,.04) 1px, transparent 1px); background-size: 72px 72px; }
.artifact-section > * { position: relative; z-index: 1; }
.artifact-heading > p { color: var(--mist); }
.lifecycle-block { margin-bottom: 48px; padding: 26px 28px 28px; border: 1px solid var(--line-light); border-radius: 18px; background: rgba(13,34,50,.52); box-shadow: 0 24px 60px rgba(0,0,0,.12); backdrop-filter: blur(10px); }
.lifecycle-block > .kicker { margin-bottom: 18px; color: var(--signal); }
.lifecycle-list { display: grid; grid-template-columns: repeat(7, 1fr); gap: 0; margin: 0; padding: 0; list-style: none; counter-reset: lifecycle; }
.lifecycle-list li { position: relative; padding: 28px 15px 0 0; color: var(--mist); font-size: .72rem; font-weight: 700; line-height: 1.35; counter-increment: lifecycle; }
.lifecycle-list li::before { content: counter(lifecycle, decimal-leading-zero); position: absolute; top: 0; left: 0; color: var(--signal); font: 500 .72rem/1 var(--serif); }
.lifecycle-list li:not(:last-child)::after { content: "→"; position: absolute; top: 25px; right: 15px; color: #68776f; font-weight: 400; }
.artifact-controls { display: flex; gap: 5px; width: fit-content; margin: 0 auto 20px; padding: 6px; border: 1px solid var(--line-light); border-radius: 999px; background: rgba(7,19,31,.78); box-shadow: 0 14px 34px rgba(0,0,0,.18); backdrop-filter: blur(16px) saturate(130%); }
.artifact-filter { padding: 11px 17px; border: 0; border-radius: 999px; background: transparent; color: var(--mist); font: 750 .72rem/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; cursor: pointer; }
.artifact-filter:hover, .artifact-filter:focus-visible { border-color: var(--signal); color: var(--paper); }
.artifact-filter.is-active { background: linear-gradient(135deg, var(--signal), #8ff0e4); color: var(--ink); box-shadow: 0 7px 22px rgba(100,226,210,.18); }
.artifact-status { min-height: 20px; margin-bottom: 25px; color: #a7bbc0; font-size: .75rem; text-align: center; }
.artifact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.artifact-card { display: flex; flex-direction: column; min-height: 520px; padding: 30px; border: 1px solid transparent; border-radius: 18px; background: linear-gradient(var(--ink-soft), var(--ink-soft)) padding-box, linear-gradient(135deg, rgba(100,226,210,.42), rgba(154,134,255,.2), rgba(215,229,232,.08)) border-box; box-shadow: 0 24px 70px rgba(0,0,0,.18); transition: transform .22s ease, box-shadow .22s ease; }
.artifact-card:hover { transform: translateY(-5px); box-shadow: 0 32px 84px rgba(0,0,0,.25); }
.artifact-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 35px; }
.artifact-type { margin: 0; color: var(--signal); font-size: .65rem; font-weight: 750; letter-spacing: .09em; line-height: 1.35; text-transform: uppercase; }
.artifact-updated { color: var(--muted); font-size: .68rem; white-space: nowrap; }
.artifact-card h3 { margin-bottom: 10px; font: 500 1.75rem/1.06 var(--serif); letter-spacing: -.035em; }
.artifact-card h3 a { text-decoration: none; }
.artifact-card h3 a:hover { color: var(--signal); }
.artifact-capability { margin-bottom: 22px; color: var(--mist); font-size: .96rem; line-height: 1.55; }
.artifact-facts { display: flex; flex-wrap: wrap; gap: 7px; margin: 0 0 22px; padding: 0; list-style: none; }
.artifact-facts li { padding: 6px 9px; border: 1px solid var(--line-light); border-radius: 999px; background: rgba(215,229,232,.035); color: #c8d7da; font-size: .67rem; line-height: 1.2; }
.artifact-signals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 0 0 23px; padding: 16px 0; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.artifact-signals dt { margin-bottom: 4px; color: var(--muted); font-size: .61rem; font-weight: 750; letter-spacing: .07em; text-transform: uppercase; }
.artifact-signals dd { margin: 0; color: var(--paper); font: 500 1rem/1.2 var(--serif); }
.artifact-description { margin-bottom: 18px; color: #c0cac4; font-size: .82rem; line-height: 1.58; }
.artifact-results { display: grid; gap: 7px; margin: 0 0 20px; padding: 0; list-style: none; }
.artifact-results li { position: relative; padding-left: 14px; color: var(--mist); font-size: .75rem; line-height: 1.45; }
.artifact-results li::before { content: ""; position: absolute; top: .5em; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--signal); }
.artifact-contribution { margin: auto 0 20px; padding-top: 18px; border-top: 1px solid var(--line-light); color: #b9c4bd; font-size: .77rem; line-height: 1.5; }
.artifact-contribution strong { display: block; margin-bottom: 3px; color: var(--paper); font-size: .67rem; letter-spacing: .07em; text-transform: uppercase; }
.artifact-links { display: flex; flex-wrap: wrap; gap: 15px; }
.artifact-links a { padding-bottom: 2px; border-bottom: 1px solid var(--signal); color: var(--paper); font-size: .72rem; font-weight: 750; text-decoration: none; }
.artifact-links a:hover { color: var(--signal); }
.artifact-more-wrap { display: flex; justify-content: center; margin-top: 28px; }
.artifact-more { padding: 12px 18px; border: 1px solid rgba(100,226,210,.48); border-radius: 999px; background: rgba(13,34,50,.55); color: var(--paper); font: 750 .74rem/1 var(--sans); letter-spacing: .04em; cursor: pointer; transition: transform .2s ease, background-color .2s ease, color .2s ease; }
.artifact-more:hover { transform: translateY(-2px); background: var(--signal); color: var(--ink); }
.artifact-fallback { color: var(--mist); }
.artifact-fallback a { color: var(--signal); }
.research-context { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 72px; }
.systems-strip { grid-column: 1 / -1; padding: 26px 28px; border: 1px solid var(--line-light); border-radius: 18px; background: rgba(13,34,50,.5); }
.systems-strip .kicker { margin-bottom: 14px; color: var(--signal); }
.systems-strip ul { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 0; padding: 0; list-style: none; }
.systems-strip li { color: var(--mist); font-size: .76rem; }
.systems-strip li:not(:last-child)::after { content: "/"; margin-left: 20px; color: #64736b; }
.method-card { min-height: 295px; padding: 32px; border-radius: 18px; background: linear-gradient(145deg, #edf4f3, #dce9ec); color: var(--ink); box-shadow: 0 24px 70px rgba(0,0,0,.13); }
.method-card-dark { border: 1px solid rgba(154,134,255,.32); background: linear-gradient(145deg, rgba(154,134,255,.12), rgba(13,34,50,.62)); color: var(--paper); }
.method-card h3 { max-width: 440px; margin-bottom: 19px; font: 500 1.7rem/1.08 var(--serif); letter-spacing: -.035em; }
.method-card > p:last-child { max-width: 500px; margin: 0; color: #4d5c53; font-size: .86rem; line-height: 1.65; }
.method-card-dark > p:last-child { color: var(--mist); }

.publication-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 90px; align-items: start; }
.publication-list { border-top: 1px solid var(--line); }
.publication-list a, .publication-pending { display: grid; grid-template-columns: 43px 1fr auto; gap: 16px; align-items: center; padding: 22px 12px; border-bottom: 1px solid var(--line); text-decoration: none; transition: transform .2s ease, background-color .2s ease; }
.publication-list a:hover { transform: translateX(6px); background: rgba(49,134,120,.06); }
.publication-list a:hover strong { color: #23846f; }
.publication-list span { color: #657368; font: 500 .85rem var(--serif); }
.publication-list strong { display: block; margin-bottom: 3px; font-size: .93rem; transition: color .2s ease; }
.publication-list small { display: block; color: #607066; font-size: .78rem; }
.publication-list b { font-size: 1rem; font-weight: 500; }

.talk-section { padding-top: 0; }
.talk-card { position: relative; overflow: hidden; display: grid; grid-template-columns: .46fr 1fr auto; gap: 45px; align-items: end; padding: 54px 58px; border-radius: 20px; color: var(--paper); background: radial-gradient(circle at 90% 20%, rgba(154,134,255,.28), transparent 33%), linear-gradient(135deg, #0a2030, #132f45); box-shadow: var(--shadow-lg); }
.talk-card::after { content: ""; position: absolute; width: 230px; height: 230px; right: -90px; bottom: -130px; border: 1px solid rgba(100,226,210,.25); border-radius: 50%; box-shadow: 0 0 0 45px rgba(100,226,210,.04); }
.talk-card > * { position: relative; z-index: 1; }
.talk-card .eyebrow { margin: 0; }
.talk-date { margin-bottom: 8px; color: var(--signal); font-size: .78rem; font-weight: 750; letter-spacing: .05em; }
.talk-card h2 { margin-bottom: 13px; font: 500 clamp(1.8rem, 3.1vw, 3.05rem)/1.05 var(--serif); letter-spacing: -.045em; }
.talk-card div p:last-child { max-width: 655px; margin: 0; color: var(--mist); font-size: .91rem; }
.text-link { padding-bottom: 3px; border-bottom: 1px solid var(--signal); color: var(--paper); font-size: .8rem; font-weight: 750; text-decoration: none; white-space: nowrap; }
.text-link:hover { color: var(--signal); }

.timeline { border-top: 1px solid var(--line); }
.timeline article { display: grid; grid-template-columns: 210px 1fr; gap: 35px; padding: 28px 18px 31px; border-bottom: 1px solid var(--line); transition: background-color .2s ease, transform .2s ease; }
.timeline article:hover { transform: translateX(5px); background: rgba(255,255,255,.35); }
.timeline-date { margin: 4px 0 0; color: #5f7166; font-size: .75rem; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.timeline h3 { margin-bottom: 8px; font: 500 1.45rem/1.1 var(--serif); letter-spacing: -.025em; }
.timeline h3 span { color: #5d6c63; font-size: .95rem; }
.timeline article div p { max-width: 630px; margin: 0; color: #4c5b52; font-size: .91rem; }

.profile-grid { display: grid; grid-template-columns: 340px minmax(0, 650px); justify-content: center; gap: 80px; align-items: center; }
.profile-grid img { width: 100%; aspect-ratio: 1; border: 9px solid rgba(255,255,255,.62); border-radius: 28px; object-fit: cover; box-shadow: var(--shadow-lg); }
.profile-grid h2 { margin-bottom: 28px; }
.profile-grid div > p:not(.eyebrow) { max-width: 615px; margin-bottom: 17px; font-size: 1.03rem; line-height: 1.72; }
.profile-grid .profile-note { color: #58675e; font-size: .88rem !important; }

.site-footer { padding: 98px 0 24px; color: var(--paper); background: radial-gradient(circle at 15% 20%, rgba(100,226,210,.13), transparent 28%), radial-gradient(circle at 90% 80%, rgba(154,134,255,.13), transparent 27%), linear-gradient(145deg, #050e17, #0b2131); }
.footer-grid { display: grid; grid-template-columns: 1fr .72fr; gap: 90px; }
.site-footer h2 { max-width: 590px; margin-bottom: 29px; }
.email-link { display: inline-block; color: var(--signal); font: 500 clamp(1.25rem, 2vw, 1.7rem)/1.2 var(--serif); text-decoration: none; transition: transform .2s ease, color .2s ease; }
.email-link:hover { transform: translateX(4px); }
.email-link:hover { color: var(--paper); }
.footer-links { display: grid; align-content: start; border-top: 1px solid var(--line-light); }
.footer-links a { display: flex; justify-content: space-between; padding: 13px 0; border-bottom: 1px solid var(--line-light); color: var(--mist); font-size: .86rem; text-decoration: none; }
.footer-links a:hover { color: var(--signal); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 75px; padding-top: 18px; border-top: 1px solid var(--line-light); color: var(--muted); font-size: .72rem; }
.footer-bottom a { color: var(--mist); text-decoration: none; }
.footer-bottom a:hover { color: var(--signal); }

.reveal-ready { opacity: 0; transform: translateY(18px); }
.reveal-ready.is-visible { opacity: 1; transform: none; transition: opacity .55s ease, transform .55s cubic-bezier(.2,.7,.2,1); }

:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
@media (max-width: 930px) {
  .hero-grid, .split-heading, .section-head, .publication-layout, .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .hero-visual { display: none; }
  .hero { min-height: auto; padding: 170px 0 102px; }
  .metrics { grid-template-columns: repeat(2, 1fr); row-gap: 28px; }
  .metrics div:nth-child(2) { border: 0; }
  .focus-grid { grid-template-columns: repeat(2, 1fr); }
  .focus-card:nth-child(2) { border-right: 1px solid var(--line); }
  .focus-card:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .release-grid { grid-template-columns: repeat(2, 1fr); }
  .lifecycle-list { grid-template-columns: repeat(4, 1fr); row-gap: 22px; }
  .lifecycle-list li:nth-child(4)::after { display: none; }
  .talk-card { grid-template-columns: 1fr; gap: 24px; }
  .timeline article { grid-template-columns: 170px 1fr; }
  .profile-grid { grid-template-columns: 230px 1fr; gap: 45px; }
}
@media (max-width: 640px) {
  :root { --shell: min(100% - 40px, 1180px); }
  .site-header { background: rgba(7,19,31,.9); backdrop-filter: blur(16px); }
  .nav-wrap { min-height: 70px; }
  .menu-toggle { display: grid; gap: 5px; width: 34px; height: 34px; padding: 7px; border: 0; background: transparent; cursor: pointer; }
  .menu-toggle span:not(.sr-only) { display: block; height: 1px; background: var(--paper); transition: transform .2s ease; }
  .menu-toggle[aria-expanded="true"] span:nth-of-type(2) { transform: translateY(3px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-of-type(3) { transform: translateY(-3px) rotate(-45deg); }
  .site-nav { position: absolute; top: 70px; left: 20px; right: 20px; display: none; padding: 14px 18px 18px; border: 1px solid var(--line-light); border-radius: 16px; background: rgba(13,34,50,.98); box-shadow: 0 24px 60px rgba(0,0,0,.3); }
  .site-nav.is-open { display: grid; gap: 2px; }
  .site-nav a { padding: 10px 0; }
  .site-nav a:last-child { margin: 5px 0 0; padding: 10px 13px; text-align: center; }
  .hero { padding: 135px 0 75px; }
  .hero h1 { font-size: clamp(2.9rem, 15vw, 4.3rem); }
  .section { padding: 78px 0; }
  .metrics { grid-template-columns: 1fr 1fr; gap: 24px 16px; }
  .metrics div { padding-right: 0; }
  .metrics dt { font-size: 2.6rem; }
  .metrics dd { font-size: .75rem; }
  .focus-grid, .release-grid { grid-template-columns: 1fr; }
  .focus-card { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .focus-card:last-child { border-bottom: 0; }
  .focus-card .index { margin-bottom: 22px; }
  .release-card { min-height: auto; padding: 25px; }
  .card-top { margin-bottom: 38px; }
  .lifecycle-list { grid-template-columns: repeat(2, 1fr); }
  .lifecycle-list li:nth-child(2n)::after { display: none; }
  .artifact-grid, .research-context { grid-template-columns: 1fr; }
  .artifact-card { min-height: auto; padding: 25px; }
  .artifact-signals { grid-template-columns: repeat(2, 1fr); }
  .systems-strip { grid-column: auto; }
  .systems-strip ul { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 14px; }
  .systems-strip li::after { display: none; }
  .talk-card { width: 100%; padding: 40px 28px; }
  .timeline article { grid-template-columns: 1fr; gap: 8px; }
  .profile-grid { grid-template-columns: 1fr; gap: 30px; }
  .profile-grid img { width: 190px; }
  .footer-bottom { display: grid; gap: 5px; margin-top: 55px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; } .reveal-ready { opacity: 1; transform: none; } }