/* Layout: a research-institute page. White and pale-slate reading bands alternate with deep navy
   "statement" bands (hero, vision, contact); teal marks the one thing to act on or notice. */
:root {
  --bg: #FFFFFF;
  --bg-alt: #F3F6F9;
  --ink: #0B1B33;
  --muted: #4E5E74;
  --line: #DCE3EB;
  --teal: #0A7C77;
  --teal-soft: #E2F3F1;
  --navy: #0A1F3D;
  --navy-2: #133463;
  --on-navy: #EAF1F9;
  --on-navy-muted: #A8B9CF;
  --on-navy-line: rgba(168, 185, 207, 0.22);
  --teal-bright: #3FD6C8;
  --card: #FFFFFF;

  --font-display: "Newsreader", "Iowan Old Style", Georgia, serif;
  --font-body: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --max: 1160px;
  --read: 64ch;
  --r: 14px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #071427; --bg-alt: #0B1C35; --ink: #E6EDF6; --muted: #9DB0C8; --line: #1D3253;
    --teal: #45D3C6; --teal-soft: #0D2E3A; --navy: #040E1E; --navy-2: #0C2448; --card: #0E2140;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #071427; --bg-alt: #0B1C35; --ink: #E6EDF6; --muted: #9DB0C8; --line: #1D3253;
  --teal: #45D3C6; --teal-soft: #0D2E3A; --navy: #040E1E; --navy-2: #0C2448; --card: #0E2140;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.65 var(--font-body); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
h1, h2, h3, h4 { margin: 0; line-height: 1.15; text-wrap: balance; }
p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: var(--teal); text-underline-offset: 3px; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--teal-bright); outline-offset: 3px; border-radius: 6px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 50; background: var(--teal); color: #fff; padding: 10px 14px; border-radius: 8px; }
.skip:focus { top: calc(12px + env(safe-area-inset-top, 0px)); }

.wrap { max-width: var(--max); margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
.eyebrow, .label { font: 500 0.74rem/1.3 var(--font-mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--teal); }
.eyebrow.on-dark, .on-dark { color: var(--teal-bright); }
.label { color: var(--muted); margin-bottom: 14px; }
.num { font: 500 0.78rem/1 var(--font-mono); color: var(--teal); font-variant-numeric: tabular-nums; }
.when { font: 400 0.8rem/1.4 var(--font-mono); color: var(--muted); font-variant-numeric: tabular-nums; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { font-size: 0.84rem; line-height: 1; padding: 7px 11px; border-radius: 999px; background: var(--teal-soft); color: var(--teal); font-weight: 500; }
.chips.quiet li { background: transparent; border: 1px solid var(--line); color: var(--muted); font-weight: 400; }
.chips.on-dark li { background: rgba(63, 214, 200, 0.1); color: var(--on-navy); border: 1px solid rgba(63, 214, 200, 0.28); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 0.95rem/1 var(--font-body); padding: 14px 20px; border-radius: 999px; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .2s var(--ease), background .2s, border-color .2s; }
.btn:hover { transform: translateY(-1px); }
.btn-teal { background: var(--teal-bright); color: #04192B; }
.btn-teal:hover { background: #6BE6DB; }
.btn-ghost { background: transparent; color: var(--on-navy); border-color: var(--on-navy-line); }
.btn-ghost:hover { border-color: var(--teal-bright); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------- header ---------- */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--navy); }
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: var(--navy); color: var(--on-navy); transition: box-shadow .2s; }
.site-header.scrolled { box-shadow: 0 1px 0 var(--on-navy-line), 0 8px 24px rgba(4, 14, 30, 0.25); }
.bar { display: flex; align-items: center; gap: 20px; min-height: 64px; position: relative; }
.mark { display: inline-flex; align-items: center; gap: 10px; color: var(--on-navy); text-decoration: none; font: 500 1.15rem/1 var(--font-display); }
.mono-mark { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; border: 1px solid var(--on-navy-line); font-size: 0.95rem; letter-spacing: 0.02em; background: linear-gradient(140deg, var(--navy-2), var(--navy)); }
.nav { margin-left: auto; display: flex; gap: 2px; }
.nav a { color: var(--on-navy-muted); text-decoration: none; font-size: 0.92rem; padding: 8px 10px; border-radius: 8px; transition: color .15s, background .15s; }
.nav a:hover { color: var(--on-navy); background: rgba(255, 255, 255, 0.05); }
.nav a[aria-current="page"] { color: var(--on-navy); box-shadow: inset 0 -2px 0 var(--teal-bright); border-radius: 0; }
.menu-btn { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--on-navy-line); border-radius: 10px; background: transparent; cursor: pointer; }
.burger, .burger::before, .burger::after { display: block; width: 18px; height: 2px; background: var(--on-navy); margin: 0 auto; position: relative; transition: transform .2s var(--ease), background .2s; content: ""; }
.burger::before { position: absolute; top: -6px; } .burger::after { position: absolute; top: 6px; }
.menu-open .burger { background: transparent; }
.menu-open .burger::before { transform: translateY(6px) rotate(45deg); }
.menu-open .burger::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- bands ---------- */
.section { padding-block: clamp(64px, 9vw, 120px); }
.band-alt { background: var(--bg-alt); }
.band-navy { position: relative; color: var(--on-navy); background: radial-gradient(1200px 600px at 85% -10%, rgba(63, 214, 200, 0.14), transparent 60%), radial-gradient(900px 500px at -10% 110%, rgba(40, 90, 170, 0.35), transparent 60%), linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%); }
.band-navy .sec-intro, .band-navy p { color: var(--on-navy-muted); }
.band-navy h2, .band-navy h3 { color: var(--on-navy); }

.sec-head { display: grid; gap: 14px; margin-bottom: clamp(36px, 5vw, 56px); max-width: 780px; }
.sec-head h1, .sec-head h2 { font: 400 clamp(2.1rem, 4.6vw, 3.3rem)/1.08 var(--font-display); letter-spacing: -0.015em; }
.sec-intro { font-size: 1.15rem; color: var(--muted); max-width: var(--read); }

/* ---------- hero ---------- */
.hero { overflow: hidden; padding-block: clamp(56px, 9vw, 112px) clamp(40px, 6vw, 64px); }
.hero-field { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.9; pointer-events: none; -webkit-mask-image: linear-gradient(100deg, transparent 15%, #000 70%); mask-image: linear-gradient(100deg, transparent 15%, #000 70%); }
.hero .wrap { position: relative; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 80px); align-items: end; }
.hero h1 { font: 400 clamp(3rem, 8.4vw, 6.2rem)/0.98 var(--font-display); letter-spacing: -0.03em; margin-top: 18px; color: #FFFFFF; }
.hero .roles { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; margin-top: 22px; font-size: clamp(1.02rem, 1.8vw, 1.22rem); font-weight: 600; color: var(--on-navy); letter-spacing: 0.01em; }
.roles i { color: var(--teal-bright); font-style: normal; }
.subhead { font-size: clamp(1.05rem, 1.6vw, 1.2rem); max-width: 54ch; margin-top: 18px; }
.hero .actions { margin-top: 30px; }
.mission { padding: 26px 26px 24px; border: 1px solid var(--on-navy-line); border-radius: var(--r); background: rgba(10, 31, 61, 0.55); backdrop-filter: blur(6px); display: grid; gap: 14px; }
.mission blockquote { font: 400 clamp(1.35rem, 2.4vw, 1.7rem)/1.3 var(--font-display); font-style: italic; color: #FFFFFF; }
.mission figcaption { font-size: 0.98rem; color: var(--on-navy-muted); }
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: clamp(48px, 7vw, 80px); border-top: 1px solid var(--on-navy-line); }
.facts li { padding: 22px 20px 4px 0; display: grid; gap: 6px; align-content: start; }
.facts li + li { padding-left: 20px; border-left: 1px solid var(--on-navy-line); }
.facts b { font: 400 clamp(2rem, 3.6vw, 2.7rem)/1 var(--font-display); color: #FFFFFF; font-variant-numeric: tabular-nums; }
.facts span { font-size: 0.9rem; line-height: 1.45; color: var(--on-navy-muted); }
.interests-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; margin-top: 36px; }

.rise { animation: rise .8s var(--ease) both; animation-delay: calc(var(--d, 0) * 90ms); }
@keyframes rise { from { transform: translateY(14px); opacity: .001; } to { transform: none; opacity: 1; } }
.js .reveal.pre { transform: translateY(18px); transition: transform .7s var(--ease); }
.js .reveal.pre.in { transform: none; }

/* ---------- home: explore ---------- */
.explore { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.explore-card { position: relative; display: grid; gap: 10px; align-content: start; padding: 22px 22px 44px; border: 1px solid var(--line); border-radius: var(--r); background: var(--card); color: var(--ink); text-decoration: none; transition: border-color .2s, box-shadow .25s var(--ease), transform .25s var(--ease); }
.explore-card:hover { border-color: var(--teal); box-shadow: 0 14px 40px -24px rgba(10, 31, 61, 0.45); transform: translateY(-2px); }
.ex-text { font-size: 0.98rem; color: var(--muted); }
.ex-go { position: absolute; left: 22px; bottom: 16px; color: var(--teal); font-weight: 600; transition: transform .2s var(--ease); }
.explore-card:hover .ex-go { transform: translateX(4px); }

/* ---------- next-page band ---------- */
.next-band { padding-block: 36px; }
.next-inner { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; justify-content: space-between; }
.next-band a:not(.btn) { color: var(--teal-bright); }

/* ---------- about ---------- */
.about-text { display: grid; gap: 18px; min-width: 0; }
.about-text .prose { display: grid; gap: 14px; margin-bottom: 28px; font-size: 1.08rem; max-width: var(--read); }
.about-text .prose strong { font-weight: 600; }
.about-text > .label { margin-bottom: 0; }
.about-grid { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.4fr); gap: clamp(32px, 6vw, 80px); align-items: start; }
.portrait { position: sticky; top: 96px; display: grid; gap: 16px; }
.portrait img, .monogram { width: 100%; aspect-ratio: 4 / 5; border-radius: var(--r); object-fit: cover; }
.monogram { display: grid; place-items: center; background: radial-gradient(500px 400px at 80% 0%, rgba(63, 214, 200, 0.25), transparent 60%), linear-gradient(160deg, var(--navy-2), var(--navy)); border: 1px solid var(--line); }
.monogram span { font: 300 clamp(4rem, 11vw, 7.5rem)/1 var(--font-display); color: #FFFFFF; letter-spacing: -0.02em; }
.portrait figcaption { display: grid; gap: 2px; font-size: 0.92rem; color: var(--muted); }
.portrait figcaption b { color: var(--ink); font-weight: 600; font-size: 1rem; }
.story li { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 16px; padding-block: 26px; border-top: 1px solid var(--line); }
.story li:first-child { border-top: 0; padding-top: 0; }
.story .num { padding-top: 8px; }
.story h3 { font: 500 1.45rem/1.2 var(--font-display); margin-bottom: 8px; }
.story p { color: var(--muted); max-width: var(--read); font-size: 1.06rem; }
.story strong { color: var(--ink); font-weight: 600; }
.foundation { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.8fr); gap: clamp(32px, 6vw, 80px); margin-top: clamp(56px, 7vw, 88px); padding-top: clamp(40px, 5vw, 56px); border-top: 1px solid var(--line); }
.toolkit { display: grid; gap: 12px; align-content: start; }
.toolkit .label { margin-bottom: 0; }
.toolkit .label:not(:first-child) { margin-top: 18px; }

.entry { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 6px 28px; padding-block: 20px; border-top: 1px solid var(--line); }
.label + .entry { border-top: 0; padding-top: 4px; }
.entry .when { padding-top: 4px; }
.entry-body { display: grid; gap: 8px; min-width: 0; }
.entry h4 { font-size: 1.1rem; font-weight: 600; }
.entry .org { color: var(--muted); font-size: 0.95rem; }
.entry-body > p:not(.org) { font-size: 0.98rem; max-width: var(--read); }

/* ---------- research ---------- */
.pillars { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.pillar { background: var(--card); padding: clamp(24px, 3vw, 36px); display: grid; gap: 12px; align-content: start; }
.pillar-label { display: flex; gap: 12px; align-items: baseline; font: 500 1.35rem/1.2 var(--font-display); color: var(--ink); }
.pillar-label span { font: 500 0.78rem/1 var(--font-mono); color: var(--teal); }
.pillar p:last-child { color: var(--muted); }
.ahead { margin-top: clamp(40px, 5vw, 64px); }
.ahead-list { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; }
.ahead-list li { display: grid; gap: 6px; align-content: start; padding-top: 16px; border-top: 2px solid var(--teal); }
.ahead-list b { font-weight: 600; }
.ahead-list span { font-size: 0.94rem; color: var(--muted); }

/* ---------- cards (projects) ---------- */
.cards { display: grid; gap: 20px; margin-bottom: clamp(40px, 5vw, 64px); }
.cards:last-child { margin-bottom: 0; }
.cards-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cards-3 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: clamp(22px, 2.6vw, 30px); display: grid; gap: 12px; align-content: start; transition: border-color .2s, box-shadow .25s var(--ease), transform .25s var(--ease); }
.card:hover { border-color: color-mix(in srgb, var(--teal) 45%, var(--line)); box-shadow: 0 14px 40px -24px rgba(10, 31, 61, 0.45); transform: translateY(-2px); }
.card-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.card h3 { font: 500 1.4rem/1.2 var(--font-display); }
.card .org { font-size: 0.92rem; color: var(--muted); }
.card > p:not(.org) { font-size: 0.99rem; }
.status { font: 500 0.7rem/1 var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; padding: 6px 9px; border-radius: 6px; border: 1px solid var(--line); color: var(--muted); }
.status.is-live { background: var(--teal-soft); color: var(--teal); border-color: transparent; }
.status.is-live::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: currentColor; margin-right: 6px; vertical-align: 1px; }
.status.is-concept { border-style: dashed; }
/* talks: YouTube thumbnail that turns into the player on click */
.talk-video, .talk-frame { display: block; position: relative; aspect-ratio: 16 / 9; width: 100%; border: 0; border-radius: calc(var(--r) - 4px); overflow: hidden; background: #0A1F3D; }
.talk-video img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s var(--ease), opacity .2s; }
.talk-video:hover img, .talk-video:focus-visible img { transform: scale(1.03); opacity: .9; }
.talk-play { position: absolute; inset: 50% auto auto 50%; width: 64px; height: 64px; margin: -32px 0 0 -32px; border-radius: 50%; background: rgba(10, 31, 61, .82); box-shadow: 0 0 0 2px rgba(63, 214, 200, .9); }
.talk-play::after { content: ""; position: absolute; left: 26px; top: 21px; border-style: solid; border-width: 11px 0 11px 18px; border-color: transparent transparent transparent #fff; }
.talk-dur { position: absolute; right: 10px; bottom: 10px; font: 500 0.72rem/1 var(--font-mono); color: #fff; background: rgba(10, 31, 61, .85); padding: 5px 7px; border-radius: 4px; }
.concept { background: transparent; border-style: dashed; }
details summary { cursor: pointer; font-weight: 600; color: var(--teal); font-size: 0.95rem; list-style: none; }
details summary::-webkit-details-marker { display: none; }
.project details summary::after { content: " +"; }
.project details[open] summary::after { content: " –"; }
.project details ul { margin-top: 10px; display: grid; gap: 8px; padding-left: 1.1em; list-style: disc; font-size: 0.95rem; color: var(--muted); }
.project details li::marker { color: var(--teal); }

/* ---------- recognition ---------- */
.stats { display: flex; flex-wrap: wrap; gap: 16px 56px; margin-bottom: clamp(32px, 4vw, 48px); }
.stats li { display: grid; gap: 4px; }
.stats b { font: 400 clamp(2.2rem, 4vw, 3rem)/1 var(--font-display); color: var(--teal); font-variant-numeric: tabular-nums; }
.stats span { color: var(--muted); font-size: 0.92rem; }
.tier + .tier { margin-top: 40px; }
.honors li { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 8px 32px; padding-block: 18px; border-top: 1px solid var(--line); }
.h-main { display: grid; gap: 4px; align-content: start; }
.h-meta .chips { justify-self: start; }
.h-main b { font-weight: 600; font-size: 1.04rem; }
.h-main span { color: var(--muted); font-size: 0.96rem; }
.h-meta { display: grid; gap: 6px; align-content: start; font-size: 0.9rem; color: var(--muted); }

/* ---------- vision ---------- */
.band-navy .statement { font: 400 clamp(1.5rem, 3vw, 2.2rem)/1.3 var(--font-display); color: #FFFFFF; max-width: 30ch; margin-bottom: clamp(40px, 6vw, 72px); }
.themes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--on-navy-line); border: 1px solid var(--on-navy-line); border-radius: var(--r); overflow: hidden; }
.theme { background: color-mix(in srgb, var(--navy) 82%, transparent); padding: clamp(22px, 2.6vw, 32px); display: grid; gap: 12px; align-content: start; }
.theme h3 { font: 500 1.35rem/1.2 var(--font-display); }
.theme p { font-size: 0.98rem; }
.band-navy .theme .q { color: var(--teal-bright); font-style: italic; font-family: var(--font-display); font-size: 1.08rem; padding-top: 10px; border-top: 1px solid var(--on-navy-line); }

/* ---------- entrepreneurship ---------- */
.principles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; }
.principle { display: grid; gap: 10px; align-content: start; padding-top: 20px; border-top: 1px solid var(--ink); }
.principle h3 { font: 500 1.3rem/1.2 var(--font-display); }
.principle p { color: var(--muted); font-size: 0.98rem; }
/* ventures */
.vent-hero .sec-intro { max-width: 62ch; }
.vstats { margin-top: clamp(32px, 5vw, 56px); }
.built { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.built-card { position: relative; display: grid; gap: 10px; align-content: start; padding: clamp(22px, 2.6vw, 30px); background: var(--card); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; transition: border-color .2s, box-shadow .25s var(--ease), transform .25s var(--ease); }
.built-card::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: linear-gradient(90deg, var(--teal), #3B6FD8); }
.built-card:hover { border-color: var(--teal); box-shadow: 0 18px 44px -28px rgba(10, 31, 61, 0.5); transform: translateY(-3px); }
.built-card h3 { font: 500 1.35rem/1.2 var(--font-display); }
.built-kind { font: 500 0.72rem/1 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--teal); }
.built-card dl { display: grid; gap: 12px; margin: 6px 0 0; }
.built-card dt { font: 500 0.7rem/1 var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.built-card dd { margin: 0; font-size: 0.97rem; }
.built-card div:last-child dd { font-weight: 600; color: var(--ink); }
.pipeline { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; counter-reset: none; }
.stage { position: relative; display: grid; gap: 12px; align-content: start; padding: 18px; border: 1px dashed var(--line); border-radius: var(--r); background: transparent; min-height: 160px; }
.stage.has { border-style: solid; background: var(--card); border-color: var(--teal); box-shadow: 0 10px 30px -24px rgba(10, 31, 61, 0.5); }
.stage:not(:last-child)::after { content: ""; position: absolute; top: 28px; right: -12px; width: 12px; height: 2px; background: var(--teal); opacity: .5; }
.stage-name { display: flex; gap: 10px; align-items: baseline; font: 500 1.15rem/1.2 var(--font-display); color: var(--ink); }
.stage-name span { font: 500 0.72rem/1 var(--font-mono); color: var(--teal); }
.stage ul { display: grid; gap: 8px; }
.stage li { font-size: 0.92rem; line-height: 1.35; }
.stage li a { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--line); }
.stage li a:hover { color: var(--teal); border-color: var(--teal); }
.stage-next { color: var(--muted); font: 500 0.75rem/1 var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; }
.looking { margin-top: clamp(40px, 5vw, 64px); display: flex; flex-wrap: wrap; gap: 20px 40px; align-items: center; justify-content: space-between; padding: clamp(24px, 3vw, 36px); border-radius: var(--r); background: linear-gradient(120deg, var(--teal-soft), transparent 80%); border: 1px solid var(--line); }
.looking > div { flex: 1 1 420px; }
.looking .label { color: var(--teal); }
.looking p { font-size: 1.08rem; max-width: 60ch; }
/* home: featured talk + founder card */
.featured { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 20px; }
.feature-talk { display: grid; gap: 10px; align-content: start; }
.feature-talk h3 { font: 500 clamp(1.3rem, 2.2vw, 1.6rem)/1.2 var(--font-display); }
.more { color: var(--teal); font-weight: 600; text-decoration: none; }
.more:hover { text-decoration: underline; }
.feature-founder { display: grid; gap: 18px; align-content: start; padding: clamp(24px, 3vw, 36px); border-radius: var(--r); overflow: hidden; }
.feature-founder h3 { font: 400 clamp(1.5rem, 2.6vw, 2rem)/1.15 var(--font-display); }
.feature-founder .btn { justify-self: start; }
.mini-stats { display: grid; gap: 14px; }
.mini-stats li { display: grid; grid-template-columns: 5.2em minmax(0, 1fr); gap: 12px; align-items: baseline; padding-top: 12px; border-top: 1px solid var(--on-navy-line); }
.mini-stats b { font: 400 1.6rem/1 var(--font-display); color: #FFFFFF; font-variant-numeric: tabular-nums; }
.mini-stats span { font-size: 0.92rem; color: var(--on-navy-muted); }
.beginnings { margin-top: clamp(40px, 5vw, 64px); padding: clamp(24px, 3vw, 36px); background: var(--teal-soft); border-radius: var(--r); max-width: 900px; }
.beginnings .label { color: var(--teal); }
.beginnings p { font-size: 1.06rem; }

/* ---------- leadership ---------- */
.lead-themes { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; margin-bottom: clamp(48px, 6vw, 72px); }
.lead-themes article { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; display: grid; gap: 8px; align-content: start; }
.lead-themes h3 { font: 500 1.15rem/1.2 var(--font-display); }
.lead-themes p { font-size: 0.92rem; color: var(--muted); }
.activity-groups { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 56px; }
.activity-groups .entry { grid-template-columns: minmax(0, 1fr); gap: 6px; }
.activity-groups .entry .when { padding-top: 0; }

/* ---------- insights ---------- */
.topics { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.topic-btn { font: 500 0.88rem/1 var(--font-body); padding: 9px 14px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--muted); cursor: pointer; }
.topic-btn:hover { border-color: var(--teal); color: var(--ink); }
.topic-btn[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.posts { display: grid; gap: 16px; }
.post details { border: 1px solid var(--line); border-radius: var(--r); background: var(--card); }
.post summary { display: grid; gap: 8px; padding: clamp(22px, 3vw, 32px); color: var(--ink); font-weight: 400; }
.post-meta { display: flex; gap: 14px; flex-wrap: wrap; font: 400 0.8rem/1.4 var(--font-mono); color: var(--muted); }
.post-meta .topic { color: var(--teal); text-transform: uppercase; letter-spacing: 0.1em; }
.post summary h3 { font: 500 clamp(1.4rem, 2.6vw, 1.8rem)/1.2 var(--font-display); }
.post .deck { color: var(--muted); }
.post .read { font-weight: 600; color: var(--teal); font-size: 0.92rem; }
.post .read::after { content: " →"; }
.post details[open] .read { display: none; }
.post-body { padding: 0 clamp(22px, 3vw, 32px) clamp(24px, 3vw, 36px); display: grid; gap: 16px; max-width: calc(var(--read) + 64px); font: 400 1.18rem/1.65 var(--font-display); }
.post-body blockquote { padding-left: 16px; border-left: 2px solid var(--teal); color: var(--muted); }
.empty { padding: 24px; border: 1px dashed var(--line); border-radius: var(--r); color: var(--muted); }

/* ---------- roadmap ---------- */
.timeline { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); position: relative; }
.timeline::before { content: ""; position: absolute; left: 0; right: 0; top: 7px; height: 2px; background: linear-gradient(90deg, var(--teal) 0%, color-mix(in srgb, var(--teal) 35%, var(--line)) 100%); }
.timeline li { position: relative; padding: 36px 20px 0 0; display: grid; gap: 8px; align-content: start; }
.timeline .dot { position: absolute; top: 0; left: 0; width: 16px; height: 16px; border-radius: 50%; background: var(--bg-alt); border: 2px solid var(--teal); }
.timeline .is-now .dot { background: var(--teal); box-shadow: 0 0 0 6px var(--teal-soft); }
.timeline .year { font: 500 0.9rem/1 var(--font-mono); color: var(--teal); }
.timeline h3 { font: 500 1.3rem/1.2 var(--font-display); }
.timeline p:last-child { color: var(--muted); font-size: 0.95rem; }

/* ---------- contact ---------- */
.reasons { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; margin-bottom: clamp(40px, 5vw, 56px); }
.reasons li { display: grid; gap: 6px; padding-top: 18px; border-top: 1px solid var(--on-navy-line); align-content: start; }
.reasons h3 { font: 500 1.2rem/1.2 var(--font-display); }
.reasons p { font-size: 0.95rem; }
.reach { display: grid; gap: 18px; }
.contact-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 20px; max-width: 860px; margin-bottom: 28px; }
.contact-form .full { grid-column: 1 / -1; }
.field { display: grid; gap: 8px; }
.field label { font: 500 0.74rem/1 var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--teal-bright); }
.field input, .field select, .field textarea { font: inherit; color: #FFFFFF; background: rgba(255, 255, 255, 0.06); border: 1px solid var(--on-navy-line); border-radius: 10px; padding: 13px 14px; width: 100%; transition: border-color .2s, background .2s; }
.field select option { color: #0B1B33; }
.field textarea { resize: vertical; min-height: 140px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--teal-bright); background: rgba(255, 255, 255, 0.1); box-shadow: 0 0 0 3px rgba(63, 214, 200, 0.25); }
.form-foot { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; }
.form-note { min-height: 1.4em; font-size: 0.92rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

.site-footer { background: var(--navy); color: var(--on-navy-muted); border-top: 1px solid var(--on-navy-line); padding-block: 28px 36px; font-size: 0.9rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 32px; justify-content: space-between; }

/* ---------- responsive ---------- */
@media (max-width: 1120px) {
  .menu-btn { display: block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; gap: 0; background: var(--navy); border-top: 1px solid var(--on-navy-line); padding: 8px 20px 16px; box-shadow: 0 20px 40px rgba(4, 14, 30, 0.4); }
  .menu-open .nav { display: flex; }
  .nav a { padding: 12px 4px; font-size: 1.05rem; border-bottom: 1px solid var(--on-navy-line); border-radius: 0; }
  .nav a[aria-current="page"] { box-shadow: none; color: var(--teal-bright); }
  .ahead-list, .lead-themes { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .explore { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pipeline { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stage::after { display: none; }
}
@media (max-width: 900px) {
  .hero-grid, .about-grid, .foundation, .activity-groups { grid-template-columns: minmax(0, 1fr); }
  .portrait { position: static; grid-template-columns: 160px minmax(0, 1fr); align-items: end; }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts li:nth-child(3) { padding-left: 0; border-left: 0; }
  .facts li:nth-child(n+3) { border-top: 1px solid var(--on-navy-line); margin-top: 18px; }
  .cards-2, .cards-3, .themes, .pillars, .built, .featured { grid-template-columns: minmax(0, 1fr); }
  .pipeline { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .principles, .reasons { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .timeline { grid-template-columns: minmax(0, 1fr); }
  .timeline::before { left: 7px; right: auto; top: 8px; bottom: 8px; width: 2px; height: auto; background: linear-gradient(180deg, var(--teal), color-mix(in srgb, var(--teal) 35%, var(--line))); }
  .timeline li { padding: 0 0 32px 40px; }
  .timeline li:last-child { padding-bottom: 0; }
  .honors li { grid-template-columns: minmax(0, 1fr); }
  .entry { grid-template-columns: minmax(0, 1fr); }
  .entry .when { padding-top: 0; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .mark-name { display: none; }
  .ahead-list, .lead-themes, .principles, .reasons, .explore, .pipeline, .contact-form { grid-template-columns: minmax(0, 1fr); }
  .stage { min-height: 0; }
  .portrait { grid-template-columns: 110px minmax(0, 1fr); }
  .monogram span { font-size: 2.6rem; }
  .facts li { padding-right: 12px; }
  .facts li + li { padding-left: 12px; }
  .facts li:nth-child(3) { padding-left: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}