:root {
  --ink: #111924; --ink-soft: #263444; --navy: #08111d; --navy-raised: #101d2d;
  --paper: #f4f2ed; --paper-deep: #e9e7e0; --white: #fbfcfd; --muted: #647181;
  --muted-dark: #a5b2c0; --steel: #9cb8ce; --steel-dark: #4e7594;
  --line: rgba(17, 25, 36, .16); --line-light: rgba(255, 255, 255, .14); --max: 1180px;
  font-family: "Segoe UI Variable Text", "Segoe UI", Aptos, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-synthesis: none; text-rendering: optimizeLegibility; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
a, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--steel); outline-offset: 4px; }
[id] { scroll-margin-top: 92px; }
.container { width: min(var(--max), calc(100% - 56px)); margin: 0 auto; }
.eyebrow { margin: 0; color: var(--steel-dark); font-size: 10px; font-weight: 800; letter-spacing: .2em; line-height: 1.4; text-transform: uppercase; }
.navbar { position: sticky; top: 0; z-index: 30; background: rgba(8, 17, 29, .96); border-bottom: 1px solid var(--line-light); }
.nav { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 24px; color: var(--white); }
.brand { font-size: 14px; font-weight: 750; letter-spacing: .015em; white-space: nowrap; }
.navlinks { display: flex; align-items: center; gap: 25px; color: #b7c2ce; font-size: 12px; }
.navlinks a { transition: color .18s ease; }
.navlinks a:hover { color: var(--white); }
.navlinks .pill { padding: 9px 14px; border: 1px solid var(--line-light); color: var(--white); }
.pill { border-radius: 2px; }
.nav-menu { display: none; position: relative; }
.nav-menu summary { cursor: pointer; list-style: none; color: var(--white); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.nav-menu summary::-webkit-details-marker { display: none; }
.nav-menu summary::after { content: " +"; color: var(--steel); }
.nav-menu[open] summary::after { content: " ×"; }
.nav-menu-panel { position: absolute; top: calc(100% + 18px); right: 0; width: min(260px, calc(100vw - 30px)); padding: 8px; background: var(--navy-raised); border: 1px solid var(--line-light); box-shadow: 0 18px 40px rgba(0, 0, 0, .24); }
.nav-menu-panel a { display: block; padding: 13px 14px; color: #d8e1e9; font-size: 13px; }
.nav-menu-panel a:hover { background: rgba(156, 184, 206, .1); color: var(--white); }
.hero { position: relative; overflow: hidden; background: var(--navy); color: var(--white); }
.hero::before { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 25% 100%; content: ""; opacity: .28; pointer-events: none; }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 330px; align-items: start; gap: 48px; padding: 58px 0 66px; }
.hero-copy { max-width: 670px; padding-top: 7px; }
.hero-copy .eyebrow { color: var(--steel); }
.hero-copy h1 { max-width: 670px; margin: 16px 0 0; color: var(--white); font-size: clamp(58px, 5.1vw, 68px); font-weight: 700; letter-spacing: -.065em; line-height: .94; }
.hero-copy .lead { max-width: 660px; margin: 34px 0 0; color: #e3e9ee; font-size: clamp(21px, 2.25vw, 29px); letter-spacing: -.03em; line-height: 1.24; }
.hero-copy .sub { max-width: 620px; margin: 22px 0 0; color: #9eacba; font-size: 15px; line-height: 1.75; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.btn { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: 12px 18px; border: 1px solid transparent; border-radius: 2px; font-size: 12px; font-weight: 760; letter-spacing: .01em; transition: background .18s ease, border-color .18s ease, transform .18s ease; }
.btn:hover { transform: translateY(-2px); }
.btn.primary { background: var(--white); color: var(--navy); }
.btn.primary:hover { background: var(--steel); }
.btn.ghost { border-color: rgba(255,255,255,.26); color: var(--white); }
.btn.ghost:hover { border-color: var(--steel); background: rgba(156,184,206,.1); }
.portrait { position: relative; width: 330px; max-width: 100%; height: max-content; align-self: start; justify-self: end; }
.portrait-frame { width: 100%; height: auto; aspect-ratio: 1 / 1; align-self: start; overflow: hidden; }
.portrait img { display: block; width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: contain; border-radius: 2px 34px 2px 2px; box-shadow: 0 28px 70px rgba(0,0,0,.36); }
.portrait::after { position: absolute; inset: 0; border: 1px solid rgba(255,255,255,.18); border-radius: 2px 34px 2px 2px; content: ""; pointer-events: none; }
.portrait-note { display: flex; justify-content: space-between; gap: 15px; margin-top: 13px; color: #8498ab; font-size: 9px; letter-spacing: .16em; line-height: 1.5; text-transform: uppercase; }
.metrics { background: #0d1927; color: var(--white); border-top: 1px solid rgba(156,184,206,.12); border-bottom: 1px solid rgba(156,184,206,.12); }
.metrics-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.metric { min-height: 124px; padding: 26px 25px 21px; border-right: 1px solid rgba(156,184,206,.13); }
.metric:first-child { padding-left: 0; }
.metric:last-child { border-right: 0; }
.metric strong { display: block; color: #d2b875; font-size: clamp(22px, 2.2vw, 29px); font-weight: 660; letter-spacing: -.045em; line-height: 1.02; }
.metric span { display: block; max-width: 205px; margin-top: 11px; color: #8797a6; font-size: 10.5px; font-weight: 420; line-height: 1.48; }
.capability-system { position: relative; overflow: hidden; background: var(--navy); color: #f1f5f8; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.capability-system p, .capability-system h2, .capability-system h3, .capability-system strong, .capability-system span, .capability-system text { color: #f1f5f8; }
.capability-system::before { position: absolute; inset: 0; background: linear-gradient(120deg, rgba(156,184,206,.045), transparent 48%); content: ""; pointer-events: none; }
.capability-system__layout { position: relative; display: grid; grid-template-columns: .72fr 1.28fr; align-items: center; gap: 36px; padding: 78px 0 84px; }
.capability-system__intro { max-width: 405px; }
.capability-system__intro .eyebrow { color: #a9c2d5; }
.capability-system__intro h2 { margin: 14px 0 23px; color: #f4f7fa; font-size: clamp(40px, 4.6vw, 61px); letter-spacing: -.065em; line-height: .98; }
.capability-system__intro > p:not(.eyebrow) { margin: 0; color: #b5c3cf; font-size: 15px; line-height: 1.75; }
.capability-system__intro > .capability-system__kicker { margin-top: 17px; color: #93abc0; font-size: 12px; font-weight: 600; letter-spacing: .025em; line-height: 1.5; }
.capability-system__visual { width: min(100%, 650px); justify-self: end; }
.capability-system__svg { display: block; width: 100%; height: auto; overflow: visible; }
.capability-system__svg path { fill: none; }
.capability-system__orbit { fill: none; stroke-linecap: round; }
.capability-system__orbit--primary { stroke: rgba(156,184,206,.28); stroke-width: 1; }
.capability-system__connector { fill: none; stroke: rgba(156,184,206,.3); stroke-width: 1; stroke-linecap: round; }
.capability-system__signal-path { fill: none; stroke: none; }
.capability-system__signal { pointer-events: none; }
.capability-system__hub { outline: none; }
.capability-system__hub-ring { fill: none; stroke: rgba(156,184,206,.42); stroke-width: 1; }
.capability-system__hub-core { fill: #142638; stroke: var(--steel); stroke-width: 1.25; }
.capability-system__hub-label { fill: var(--white); font-size: 13px; font-weight: 700; letter-spacing: -.02em; text-anchor: middle; }
.capability-system__node { outline: none; }
.capability-system__node-dot { fill: var(--navy); stroke: rgba(156,184,206,.75); stroke-width: 1.25; transition: fill .2s ease, stroke .2s ease, r .2s ease; }
.capability-system__label { fill: #e8f0f5; font-size: 10.5px; font-weight: 650; letter-spacing: -.01em; transition: fill .2s ease; }
.capability-system__node:hover .capability-system__node-dot, .capability-system__node:focus-visible .capability-system__node-dot { fill: #7796ad; stroke: var(--white); }
.capability-system__node:hover .capability-system__label, .capability-system__node:focus-visible .capability-system__label { fill: var(--white); }
.capability-system__mobile-list { display: none; }
.section { padding: 88px 0; }
.section.alt { background: var(--paper-deep); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section h2 { max-width: 780px; margin: 11px 0 0; color: var(--ink); font-size: clamp(38px, 5vw, 62px); font-weight: 680; letter-spacing: -.065em; line-height: .98; }
.split { display: grid; grid-template-columns: .8fr 1.2fr; gap: 92px; }
.copy { max-width: 720px; color: #536171; font-size: 17px; line-height: 1.78; }
.copy p:first-child { margin-top: 0; }
.copy strong { color: var(--ink); }
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 58px; border-top: 1px solid var(--line); }
.cap { min-height: 230px; padding: 25px 27px 25px 0; border-right: 1px solid var(--line); }
.cap:not(:first-child) { padding-left: 27px; }
.cap:last-child { border-right: 0; }
.cap .n { margin-bottom: 42px; color: var(--steel-dark); font-size: 10px; font-weight: 800; letter-spacing: .12em; }
.cap h3 { margin: 0 0 13px; color: var(--ink); font-size: 20px; letter-spacing: -.025em; line-height: 1.15; }
.cap p { margin: 0; color: #697584; font-size: 13px; line-height: 1.7; }
.work-head, .ideas-head { display: flex; align-items: end; justify-content: space-between; gap: 48px; margin-bottom: 44px; }
.aside { max-width: 400px; margin: 0; color: #647181; font-size: 13px; line-height: 1.7; }
.case-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 16px; }
.case { min-height: 330px; display: flex; flex-direction: column; justify-content: space-between; padding: 34px; background: var(--white); border: 1px solid var(--line); border-radius: 2px 18px 2px 2px; }
.case.dark { background: var(--navy-raised); border-color: transparent; color: var(--white); }
.case h3 { margin: 10px 0 15px; font-size: 30px; letter-spacing: -.05em; line-height: 1.02; }
.case p { max-width: 620px; margin: 0; color: #667382; font-size: 14px; line-height: 1.72; }
.case.dark p { color: #acb9c6; }
.tagrow { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.tag { padding: 6px 8px; border: 1px solid var(--line); border-radius: 2px; color: #687684; font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.dark .tag { border-color: var(--line-light); color: #9eb1c2; }
.idea-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.idea { min-height: 300px; padding: 32px; background: #f9f8f4; border: 1px solid var(--line); border-radius: 2px 18px 2px 2px; }
.idea .status { color: var(--steel-dark); font-size: 10px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.idea h3 { margin: 44px 0 14px; color: var(--ink); font-size: 29px; letter-spacing: -.05em; line-height: 1.02; }
.idea p { margin: 0; color: #667382; font-size: 14px; line-height: 1.7; }
.idea a { display: inline-block; margin-top: 20px; color: var(--steel-dark); font-size: 12px; font-weight: 760; }
.idea a:hover, .media a:hover, .contact-links a:hover { color: var(--ink); }
.publications { background: #f7f5f0; }
.publication-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.publication { min-width: 0; overflow: hidden; background: rgba(255,255,255,.42); border: 1px solid rgba(17,25,36,.13); border-radius: 1px; }
.publication-cover { position: relative; aspect-ratio: 1.34 / 1; display: flex; flex-direction: column; justify-content: space-between; padding: 24px; overflow: hidden; background: #102034; color: var(--white); }
.publication-cover::after { position: absolute; right: -42px; bottom: -68px; width: 190px; height: 190px; border: 1px solid rgba(210,184,117,.42); border-radius: 50%; box-shadow: 0 0 0 24px rgba(210,184,117,.06), 0 0 0 52px rgba(210,184,117,.04); content: ""; }
.publication-cover--predictions { background: #172a3e; }
.publication-cover--index { background: #21384b; }
.publication-cover span, .publication-cover small { position: relative; z-index: 1; color: #a9bccb; font-size: 9px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.publication-cover strong { position: relative; z-index: 1; max-width: 260px; color: #f7f8f9; font-size: clamp(24px, 2.5vw, 34px); font-weight: 650; letter-spacing: -.05em; line-height: .92; }
.publication-copy { padding: 18px 20px 16px; }
.publication-copy h3 { margin: 0 0 7px; font-size: 19px; letter-spacing: -.035em; line-height: 1.1; }
.publication-copy p { min-height: 38px; margin: 0; color: #697582; font-size: 11.5px; line-height: 1.5; }
.publication-copy a, .book-copy a, .media-item a { display: inline-flex; min-height: 30px; align-items: center; margin-top: 9px; color: var(--steel-dark); font-size: 10.5px; font-weight: 780; letter-spacing: .01em; }
.career { background: var(--navy); color: var(--white); }
.career h2 { color: var(--white); }
.career-list { margin-top: 52px; border-top: 1px solid var(--line-light); }
.career-row { display: grid; grid-template-columns: 170px 1.05fr 1fr; gap: 32px; padding: 27px 0; border-bottom: 1px solid var(--line-light); }
.career-row .years { padding-top: 3px; color: #86a0b6; font-size: 10px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.career-row h3 { margin: 0; color: #f0f4f7; font-size: 19px; letter-spacing: -.025em; line-height: 1.2; }
.career-row p { margin: 0; color: #9dabb9; font-size: 13px; line-height: 1.65; }
.career .cta { margin-top: 36px; }
.media-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 46px; border-top: 1px solid var(--line); }
.media { min-height: 230px; padding: 27px 26px 27px 0; border-right: 1px solid var(--line); }
.media:not(:first-child) { padding-left: 26px; }
.media:last-child { border-right: 0; }
.media h3 { margin: 28px 0 10px; font-size: 21px; letter-spacing: -.025em; }
.media p { margin: 0; color: #667382; font-size: 13px; line-height: 1.65; }
.media a { display: inline-block; margin-top: 22px; color: var(--steel-dark); font-size: 12px; font-weight: 760; }
.writing-head { display: flex; align-items: end; justify-content: space-between; gap: 48px; margin-bottom: 34px; }
.books-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 46px; }
.book-card { display: grid; grid-template-columns: 158px minmax(0, 1fr); align-items: center; gap: 26px; min-height: 237px; padding: 0; }
.book-card + .book-card { padding-left: 46px; border-left: 1px solid rgba(17,25,36,.13); }
.book-cover { position: relative; align-self: start; overflow: visible; background: #d9d5ca; box-shadow: 0 15px 26px rgba(17,25,36,.18), 3px 0 0 rgba(255,255,255,.65); }
.book-cover::after { position: absolute; inset: 0; border: 1px solid rgba(17,25,36,.12); pointer-events: none; content: ""; }
.book-cover img { width: 100%; aspect-ratio: 2 / 3; object-fit: cover; }
.book-copy { display: flex; flex-direction: column; align-items: flex-start; }
.book-copy h3 { margin: 15px 0 7px; font-size: 26px; letter-spacing: -.045em; line-height: 1; }
.book-copy > p:not(.eyebrow) { max-width: 270px; margin: 0; color: #667382; font-size: 12px; line-height: 1.52; }
.book-copy a { margin-top: 15px; }
.media-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 34px; border-top: 1px solid rgba(17,25,36,.16); border-bottom: 1px solid rgba(17,25,36,.16); }
.media-item { padding: 18px 28px 16px 0; }
.media-item + .media-item { padding-left: 28px; border-left: 1px solid rgba(17,25,36,.12); }
.media-item h3 { margin: 8px 0 4px; font-size: 17px; letter-spacing: -.025em; }
.media-item > p:not(.eyebrow) { margin: 0; color: #667382; font-size: 12px; line-height: 1.55; }
.media-item a { margin-top: 6px; }
.contact { padding: 92px 0; background: #d7e3ed; }
.contact-grid { display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: 70px; }
.contact h2 { max-width: 790px; }
.contact-links { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.contact-links a { padding-bottom: 5px; border-bottom: 1px solid rgba(17,25,36,.35); font-weight: 730; transition: color .18s ease; }
.contact-links span { color: #62707c; font-size: 12px; }
footer { padding: 30px 0; color: #687584; font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.foot { display: flex; justify-content: space-between; gap: 20px; }
.pagehero { background: var(--navy); color: var(--white); padding: 94px 0 88px; border-bottom: 1px solid var(--line-light); }
.pagehero h1 { max-width: 850px; margin: 14px 0 21px; color: var(--white); font-size: clamp(49px, 7vw, 84px); font-weight: 680; letter-spacing: -.07em; line-height: .94; }
.pagehero p { max-width: 710px; margin: 0; color: #aab7c4; font-size: 17px; line-height: 1.7; }
.prose { max-width: 810px; }
.prose h2 { margin-top: 55px; font-size: 32px; }
.prose p, .prose li { color: #596777; font-size: 16px; line-height: 1.82; }
.prose strong { color: var(--ink); }
.timeline2 { max-width: 960px; margin-top: 4px; }
.timeline2 article { display: grid; grid-template-columns: 245px 1fr; gap: 30px; padding: 28px 0; border-top: 1px solid var(--line); }
.timeline2 .meta { padding-top: 3px; color: var(--steel-dark); font-size: 10px; font-weight: 800; letter-spacing: .11em; line-height: 1.6; text-transform: uppercase; }
.timeline2 h3 { margin: 0 0 10px; color: var(--ink); font-size: 22px; letter-spacing: -.03em; line-height: 1.15; }
.timeline2 p { max-width: 720px; margin: 0; color: #667382; font-size: 14px; line-height: 1.72; }
.books-media .book-entry + .book-entry { margin-top: 24px; }
.books-media .book-title { margin: 8px 0 6px; font-size: 18px; line-height: 1.15; }
.books-media .book-title a { color: var(--ink); }
.books-media .book-title a:hover { color: var(--steel-dark); }
.books-media .book-subtitle { margin: 0; color: #667382; font-size: 12px; line-height: 1.5; }
.books-media .book-link { display: inline-block; margin-top: 8px; color: var(--steel-dark); font-size: 11px; font-weight: 760; }

/* Learnitale flagship product build */
.learnitale-showcase { position: relative; overflow: hidden; padding: 94px 0 98px; background: #0b1725; color: var(--white); border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.learnitale-showcase::before { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(156,184,206,.045) 1px, transparent 1px), linear-gradient(rgba(156,184,206,.035) 1px, transparent 1px); background-size: 25% 100%, 100% 25%; content: ""; pointer-events: none; }
.learnitale-showcase__intro, .learnitale-feature { position: relative; }
.learnitale-showcase__intro { display: grid; grid-template-columns: 1fr .75fr; align-items: end; gap: 72px; }
.learnitale-showcase .eyebrow, .learnitale-hero .eyebrow { color: #abc5d8; }
.learnitale-showcase__intro h2 { max-width: 720px; margin: 12px 0 0; color: var(--white); font-size: clamp(46px, 5.5vw, 68px); letter-spacing: -.065em; line-height: .96; }
.learnitale-showcase__intro > p { max-width: 500px; margin: 0; color: #a9b7c4; font-size: 15px; line-height: 1.72; }
.learnitale-feature { display: grid; grid-template-columns: .9fr 1.1fr; gap: 42px; margin-top: 66px; padding-top: 48px; border-top: 1px solid rgba(156,184,206,.22); }
.learnitale-mark { margin: 0; color: #d6bd7b; font-size: 12px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.learnitale-feature__copy > h3 { max-width: 580px; margin: 15px 0 18px; font-size: clamp(34px, 4vw, 51px); letter-spacing: -.055em; line-height: .98; }
.learnitale-feature__copy > p:not(.learnitale-mark) { max-width: 630px; margin: 0; color: #aab8c5; font-size: 14px; line-height: 1.72; }
.learnitale-proofs { margin-top: 36px; border-top: 1px solid rgba(156,184,206,.18); }
.learnitale-proofs article { display: grid; grid-template-columns: 34px 1fr; gap: 15px; padding: 17px 0; border-bottom: 1px solid rgba(156,184,206,.18); }
.learnitale-proofs article > span { color: #d3b872; font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.learnitale-proofs h4 { margin: 0 0 4px; color: #eef4f8; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.learnitale-proofs p { margin: 0; color: #8fa0af; font-size: 12px; line-height: 1.5; }
/* Learnitale product scene */
.lt-scene { position: relative; min-height: 650px; isolation: isolate; overflow: hidden; perspective: 1400px; color: #edf4f7; }
.lt-scene__field { position: absolute; inset: 2% -5% 0; background: radial-gradient(ellipse at 54% 50%,rgba(97,149,180,.17),transparent 63%); pointer-events: none; }
.lt-scene__field::after { position: absolute; inset: 8% 0; background-image: linear-gradient(rgba(161,190,209,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(161,190,209,.025) 1px,transparent 1px); background-size: 34px 34px; mask-image: radial-gradient(ellipse,black,transparent 72%); content: ""; }
.lt-view,.lt-student-view { position: absolute; overflow: hidden; border: 1px solid rgba(167,198,216,.2); border-radius: 14px; background: #12283a; box-shadow: 0 28px 70px rgba(0,0,0,.33),inset 0 1px rgba(255,255,255,.055); }
.lt-view { padding: 17px 19px; color: #dbe7ed; }
.lt-view__bar { display: flex; align-items: center; justify-content: space-between; color: #8ca4b4; font-size: 8px; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.lt-view__bar i { width: 5px; height: 5px; border-radius: 50%; background: #d7bd79; box-shadow: 0 0 0 4px rgba(215,189,121,.13); }
.lt-view__bar small { color: #7890a1; font-size: 7px; letter-spacing: .04em; text-transform: none; }
.lt-school-view { z-index: 0; top: 21px; left: 0; width: 49%; height: 215px; opacity: .78; transform: translateZ(-80px) rotateY(4deg); animation: lt-back-drift 11s -3s ease-in-out infinite; }
.lt-school-copy { display: grid; gap: 5px; margin-top: 24px; }.lt-school-copy small,.lt-parent-focus small,.lt-teacher-heading small { color: #6f899b; font-size: 7px; letter-spacing: .08em; text-transform: uppercase; }.lt-school-copy strong { font-size: 15px; }.lt-school-view svg { width: 100%; height: 66px; margin-top: 8px; overflow: visible; }.lt-school-view path { fill: none; stroke: #8eb1c5; stroke-width: 2; vector-effect: non-scaling-stroke; }.lt-school-view .lt-chart-fill { fill: rgba(112,157,184,.1); stroke: none; }.lt-school-meta { display: flex; justify-content: space-between; color: #7891a2; font-size: 7px; }
.lt-teacher-view { z-index: 1; top: 4px; right: 0; width: 46%; height: 268px; transform: rotateY(-5deg); animation: lt-side-drift 9.5s -1s ease-in-out infinite; }
.lt-teacher-heading { display: flex; align-items: end; justify-content: space-between; margin: 19px 0 10px; }.lt-teacher-heading div { display: grid; gap: 4px; }.lt-teacher-heading strong { font-size: 16px; }.lt-teacher-heading > span { padding: 5px 7px; border-radius: 9px; background: rgba(112,158,184,.12); color: #9ab6c6; font-size: 7px; }
.lt-learner-row { display: grid; grid-template-columns: 24px 1fr 27px; align-items: center; gap: 9px; padding: 10px 0; border-top: 1px solid rgba(164,194,211,.1); }.lt-learner-row > i { display: grid; width: 24px; height: 24px; place-items: center; border-radius: 8px; background: #1c3a4e; color: #a9c0ce; font-size: 7px; font-style: normal; }.lt-learner-row span { display: grid; gap: 3px; }.lt-learner-row strong { font-size: 9px; }.lt-learner-row small { color: #748e9f; font-size: 7px; }.lt-learner-row b { height: 3px; border-radius: 3px; background: linear-gradient(90deg,#85aabd 76%,rgba(133,170,189,.14) 76%); }.lt-learner-row--focus b { background: linear-gradient(90deg,#d7bc76 48%,rgba(133,170,189,.14) 48%); }.lt-teacher-cue { display: flex; align-items: center; gap: 7px; margin-top: 5px; color: #b9c9d2; font-size: 7px; }.lt-teacher-cue span { width: 5px; height: 5px; border-radius: 50%; background: #d7bd79; }
.lt-parent-view { z-index: 1; right: 3px; bottom: 4px; width: 36%; height: 205px; opacity: .9; animation: lt-back-drift 10s -7s ease-in-out infinite; }.lt-parent-streak { display: flex; align-items: end; gap: 8px; margin-top: 19px; }.lt-parent-streak strong { color: #f4f7f8; font-size: 33px; letter-spacing: -.06em; line-height: .8; }.lt-parent-streak span { color: #8199a9; font-size: 7px; line-height: 1.35; }.lt-week { display: flex; gap: 6px; margin: 19px 0 15px; }.lt-week i { width: 7px; height: 7px; border-radius: 50%; background: #759caf; box-shadow: 0 0 0 3px rgba(117,156,175,.08); }.lt-week i:nth-last-child(-n+3) { background: #294458; box-shadow: none; }.lt-parent-focus { display: grid; gap: 4px; padding-top: 12px; border-top: 1px solid rgba(164,194,211,.11); }.lt-parent-focus strong { font-size: 12px; }
.lt-student-view { z-index: 3; top: 132px; left: 5%; display: grid; grid-template-columns: 52px 1fr; width: 81%; height: 438px; border-color: rgba(173,205,224,.42); background: #102638; box-shadow: 0 48px 100px rgba(0,0,0,.48),0 0 45px rgba(100,151,181,.1),inset 0 1px rgba(255,255,255,.07); transform: rotateY(1.5deg); animation: lt-main-drift 8s ease-in-out infinite; }
.lt-rail { display: flex; align-items: center; flex-direction: column; gap: 17px; padding: 16px 0; border-right: 1px solid rgba(170,199,216,.12); background: #0b1d2c; }.lt-logo,.lt-avatar { display: grid; place-items: center; border-radius: 10px; }.lt-logo { width: 27px; height: 27px; margin-bottom: 7px; border: 1px solid rgba(218,191,122,.58); color: #dcc483; font-size: 11px; font-weight: 800; }.lt-rail-icon { position: relative; display: grid; width: 28px; height: 28px; place-items: center; border-radius: 8px; }.lt-rail-icon i { width: 9px; height: 9px; border: 1px solid #658094; border-radius: 3px; }.lt-rail-icon--active { background: #19384d; }.lt-rail-icon--active::before { position: absolute; left: -12px; width: 2px; height: 14px; border-radius: 2px; background: #ddc27c; content: ""; }.lt-rail-icon--active i { border-color: #a9c3d1; }.lt-avatar { width: 25px; height: 25px; margin-top: auto; background: #244458; color: #bdd0da; font-size: 6px; }
.lt-product { min-width: 0; }.lt-product__top { display: flex; align-items: center; justify-content: space-between; height: 59px; padding: 0 22px; border-bottom: 1px solid rgba(170,199,216,.12); }.lt-product__top > div:first-child { display: flex; align-items: baseline; gap: 9px; }.lt-product__top strong { font-size: 11px; }.lt-product__top > div:first-child span { color: #6f899a; font-size: 7px; }.lt-status { display: flex; align-items: center; gap: 10px; color: #829cab; font-size: 7px; letter-spacing: .06em; text-transform: uppercase; }.lt-status strong { color: #dec580; font-size: 8px; }.lt-status i { width: 5px; height: 5px; border-radius: 50%; background: #78a4bb; }
.lt-product__body { padding: 24px 25px 23px; }.lt-mission-head { display: flex; align-items: end; justify-content: space-between; }.lt-label,.lt-difficulty span,.lt-quest-top span,.lt-question small,.lt-next-step small,.lt-mastery-ring small,.lt-tutor-box small { color: #7892a3; font-size: 7px; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }.lt-mission-head h4 { margin: 7px 0 0; color: #f2f6f8; font-size: 27px; letter-spacing: -.05em; line-height: 1; }.lt-mission-head h4 em { color: #6e8da0; font-style: normal; font-weight: 400; }.lt-difficulty { display: grid; gap: 5px; text-align: right; }.lt-difficulty strong { color: #abc0cb; font-size: 8px; font-weight: 600; }
.lt-objective-chips { display: flex; gap: 6px; margin-top: 16px; }.lt-objective-chips span { padding: 6px 8px; border-radius: 9px; background: rgba(128,163,183,.07); color: #708b9c; font-size: 7px; }.lt-objective-chips .is-complete { color: #9bb3c1; }.lt-objective-chips .is-complete::before { margin-right: 5px; color: #dcc27c; content: "✓"; }.lt-objective-chips .is-current { background: rgba(109,157,184,.16); color: #bed0d9; }
.lt-workspace { display: grid; grid-template-columns: 1.58fr .72fr; gap: 22px; margin-top: 21px; }.lt-quest-card { min-width: 0; }.lt-quest-top { display: flex; justify-content: space-between; }.lt-quest-top strong { color: #dec47f; font-size: 8px; }.lt-quest-line { position: relative; display: flex; justify-content: space-between; margin-top: 11px; }.lt-quest-line::before { position: absolute; top: 3px; right: 0; left: 0; height: 1px; background: linear-gradient(90deg,#7ba2b7 66%,rgba(123,162,183,.18) 66%); content: ""; }.lt-quest-line i { z-index: 1; width: 7px; height: 7px; border: 2px solid #102638; border-radius: 50%; background: #80a7ba; box-shadow: 0 0 0 1px #80a7ba; }.lt-quest-line i:nth-of-type(n+5) { background: #263f51; box-shadow: 0 0 0 1px #536f80; }.lt-quest-line b { position: absolute; z-index: 2; top: 0; left: 0; width: 7px; height: 7px; border-radius: 50%; background: #e1c47a; box-shadow: 0 0 11px rgba(225,196,122,.78); animation: lt-path-signal 7s ease-in-out infinite; }
.lt-question { margin-top: 18px; padding: 15px 16px 13px; border-left: 2px solid #6f9ab1; background: rgba(7,22,34,.38); }.lt-question > strong { display: block; margin-top: 7px; color: #dce8ee; font-size: 11px; }.lt-question > strong em { color: #d9bf7e; font-style: normal; }.lt-question > div { display: flex; gap: 6px; margin-top: 12px; }.lt-question > div span { flex: 1; padding: 7px 3px; border: 1px solid rgba(159,192,210,.14); border-radius: 5px; color: #96adba; font-size: 8px; text-align: center; }.lt-question > div span:first-child { border-color: rgba(213,187,121,.34); color: #e0c98e; background: rgba(213,187,121,.06); }
.lt-next-step { display: flex; align-items: center; gap: 9px; margin-top: 13px; }.lt-next-icon { display: grid; width: 24px; height: 24px; place-items: center; border-radius: 7px; background: #1a3a4e; color: #d4bc7d; font-size: 9px; }.lt-next-step > span:last-child { display: grid; gap: 3px; }.lt-next-step strong { color: #aebfc9; font-size: 8px; }
.lt-side { display: flex; flex-direction: column; gap: 14px; border-left: 1px solid rgba(164,195,213,.1); padding-left: 20px; }.lt-mastery-ring { position: relative; display: grid; width: 106px; height: 106px; place-items: center; align-self: center; }.lt-mastery-ring svg { position: absolute; inset: 0; transform: rotate(-90deg); }.lt-mastery-ring circle { fill: none; stroke: rgba(145,178,196,.12); stroke-width: 5; }.lt-mastery-ring .lt-ring-value { stroke: #87adbf; stroke-linecap: round; stroke-dasharray: 222 264; animation: lt-ring-breathe 7s ease-in-out infinite; }.lt-mastery-ring > div { display: grid; gap: 3px; text-align: center; }.lt-mastery-ring strong { font-size: 25px; letter-spacing: -.06em; }.lt-mastery-ring strong span { color: #829dad; font-size: 10px; }.lt-tutor-box { position: relative; display: grid; grid-template-columns: 22px 1fr; gap: 8px; padding-top: 13px; border-top: 1px solid rgba(164,195,213,.11); }.lt-tutor-orb { display: grid; width: 20px; height: 20px; place-items: center; border: 1px solid rgba(213,188,126,.4); border-radius: 50%; }.lt-tutor-orb i { width: 4px; height: 4px; border-radius: 50%; background: #d7bd7c; animation: lt-tutor-pulse 3.5s ease-out infinite; }.lt-tutor-box div { display: grid; gap: 4px; }.lt-tutor-box strong { font-size: 8px; line-height: 1.35; }.lt-tutor-box > b { grid-column: 2; color: #d1b879; font-size: 7px; font-weight: 650; }
@keyframes lt-main-drift { 0%,100% { transform: rotateY(1.5deg) translateY(0); } 50% { transform: rotateY(1.5deg) translateY(-5px); } } @keyframes lt-back-drift { 0%,100% { translate: 0 0; } 50% { translate: 0 4px; } } @keyframes lt-side-drift { 0%,100% { transform: rotateY(-5deg) translateY(0); } 50% { transform: rotateY(-5deg) translateY(-3px); } } @keyframes lt-path-signal { 0%,8% { left: 0; opacity: 0; } 18%,82% { opacity: 1; } 94%,100% { left: calc(66.66% - 3px); opacity: 0; } } @keyframes lt-ring-breathe { 0%,100% { stroke-dasharray: 216 264; opacity: .82; } 50% { stroke-dasharray: 222 264; opacity: 1; } } @keyframes lt-tutor-pulse { 0% { box-shadow: 0 0 0 0 rgba(215,189,124,.4); } 72%,100% { box-shadow: 0 0 0 7px rgba(215,189,124,0); } }
@media (min-width: 1041px) {
  .lt-student-view { top: 112px; left: 2%; width: 87%; height: 468px; }
  .lt-teacher-view { top: 12px; right: 1%; width: 43%; opacity: .82; border-color: rgba(167,198,216,.16); box-shadow: 0 21px 52px rgba(0,0,0,.25),inset 0 1px rgba(255,255,255,.04); }
  .lt-school-view { opacity: .88; border-color: rgba(177,207,224,.29); background: #142c3f; box-shadow: 0 24px 58px rgba(0,0,0,.3),inset 0 1px rgba(255,255,255,.075); }
  .lt-school-view .lt-view__bar,.lt-school-copy small,.lt-school-meta { color: #89a4b5; }
  .lt-parent-view { right: -10%; bottom: -16px; width: 42%; opacity: .8; }
}

.learnitale-hero { position: relative; overflow: hidden; padding: 96px 0 92px; background: var(--navy); color: var(--white); border-bottom: 1px solid var(--line-light); }
.learnitale-hero::before { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(156,184,206,.04) 1px, transparent 1px); background-size: 20% 100%; content: ""; }
.learnitale-hero__grid { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 90px; }
.learnitale-hero h1 { margin: 13px 0 19px; font-size: clamp(68px, 8vw, 104px); letter-spacing: -.075em; line-height: .86; }
.learnitale-hero__lead { max-width: 650px; margin: 0 0 17px; color: #e6edf2 !important; font-size: clamp(23px, 2.6vw, 33px) !important; letter-spacing: -.035em; line-height: 1.18 !important; }
.learnitale-hero__grid > div:first-child > p:last-of-type { max-width: 650px; margin: 0; color: #9cabba; font-size: 15px; line-height: 1.72; }
.learnitale-hero__object { position: relative; min-height: 390px; border: 1px solid rgba(156,184,206,.2); background: rgba(16,29,45,.45); }
.learnitale-hero__object::before, .learnitale-hero__object::after { position: absolute; background: rgba(156,184,206,.22); content: ""; }.learnitale-hero__object::before { top: 50%; right: 10%; left: 10%; height: 1px; }.learnitale-hero__object::after { top: 12%; bottom: 12%; left: 50%; width: 1px; }
.object-label { position: absolute; top: 18px; left: 20px; color: #7f96a8; font-size: 8px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.object-core { position: absolute; z-index: 2; top: 50%; left: 50%; width: 235px; padding: 28px 23px; transform: translate(-50%,-50%); background: #172c3e; border: 1px solid #87a7bd; box-shadow: 0 17px 44px rgba(0,0,0,.28); }
.object-core small, .object-core span { display: block; color: #8ca4b5; font-size: 8px; letter-spacing: .13em; text-transform: uppercase; }.object-core strong { display: block; margin: 8px 0 10px; font-size: 21px; letter-spacing: -.035em; }.object-core span { color: #d1b773; }
.object-signal { position: absolute; z-index: 1; padding: 9px 11px; background: #0b1725; border: 1px solid rgba(156,184,206,.28); color: #9fb1bf; font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }.signal-one { top: 22%; right: 10%; }.signal-two { right: 9%; bottom: 18%; }.signal-three { bottom: 19%; left: 9%; }
.case-study__split { display: grid; grid-template-columns: .72fr 1.28fr; gap: 96px; }.case-study__copy { max-width: 720px; }.case-study__copy p, .case-study__heading > p:last-child { color: #5f6d7b; font-size: 15px; line-height: 1.78; }.case-study__copy .case-study__lede { margin-top: 0; color: var(--ink); font-size: 22px; letter-spacing: -.02em; line-height: 1.48; }.case-study__heading { max-width: 790px; }.case-study__heading > p:last-child { max-width: 700px; margin: 22px 0 0; }
.learning-flow { margin-top: 54px; }.learning-flow__learner, .learning-flow__visibility { display: flex; align-items: baseline; gap: 22px; padding: 18px 22px; border-left: 2px solid #d0b36d; background: #102033; color: white; }.learning-flow span, .architecture-grid span, .proof-grid span, .role-grid span, .constraint > span { color: #6c8497; font-size: 8px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }.learning-flow__learner strong { font-size: 22px; }.learning-flow__track { display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid var(--line); border-top: 0; border-bottom: 0; }.learning-flow__track > div { min-height: 150px; padding: 24px 18px; border-right: 1px solid var(--line); }.learning-flow__track > div:last-child { border: 0; }.learning-flow__track strong, .learning-flow__track small { display: block; }.learning-flow__track strong { margin-top: 31px; font-size: 15px; }.learning-flow__track small { margin-top: 7px; color: #687584; font-size: 10px; line-height: 1.4; }.learning-flow__visibility { background: #dce7ee; border-left-color: #668aa4; color: var(--ink); }.learning-flow__visibility small { margin-left: auto; color: #667583; }
.ai-architecture { background: #0d1927; color: white; }.ai-architecture h2 { color: white; }.ai-architecture .case-study__heading > p:last-child { color: #a1b0bd; }.ai-chain { display: grid; grid-template-columns: 1fr auto 1fr auto 1.35fr auto 1.2fr auto 1fr; align-items: center; gap: 10px; margin-top: 50px; }.ai-chain div { min-height: 92px; display: flex; align-items: center; justify-content: center; padding: 15px; border: 1px solid rgba(156,184,206,.28); color: #e3ebf0; font-size: 11px; text-align: center; line-height: 1.4; }.ai-chain > span { color: #d0b36d; }.constraint { display: grid; grid-template-columns: .65fr 1fr 1.35fr; align-items: center; gap: 30px; margin-top: 34px; padding: 23px 25px; border-top: 1px solid rgba(210,184,117,.5); border-bottom: 1px solid rgba(210,184,117,.22); }.constraint strong { color: #dfc57f; font-size: 18px; }.constraint p { margin: 0; color: #91a1af; font-size: 11px; line-height: 1.55; }
.role-section { background: #dce7ee; }.role-grid { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 48px; border-top: 1px solid rgba(17,25,36,.2); border-bottom: 1px solid rgba(17,25,36,.2); }.role-grid article { min-height: 220px; padding: 27px 24px; border-right: 1px solid rgba(17,25,36,.15); }.role-grid article:last-child { border: 0; }.role-grid h3 { margin: 55px 0 9px; font-size: 25px; letter-spacing: -.04em; }.role-grid p { margin: 0; color: #5b6b78; font-size: 12px; line-height: 1.6; }.role-grid__focus { background: rgba(255,255,255,.38); }
.architecture-grid, .proof-grid { display: grid; grid-template-columns: repeat(3,1fr); margin-top: 50px; border-top: 1px solid var(--line); }.architecture-grid article, .proof-grid article { min-height: 170px; padding: 24px 26px 24px 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }.architecture-grid article:nth-child(3n), .proof-grid article:nth-child(3n) { border-right: 0; }.architecture-grid article:not(:nth-child(3n+1)), .proof-grid article:not(:nth-child(3n+1)) { padding-left: 26px; }.architecture-grid h3, .proof-grid h3 { margin: 37px 0 0; font-size: 18px; letter-spacing: -.025em; line-height: 1.35; }.proof-section { background: var(--navy); color: white; }.proof-section h2 { color: white; }.proof-section .case-study__heading > p:last-child, .proof-grid p { color: #97a7b4; }.proof-grid { border-color: var(--line-light); }.proof-grid article { border-color: var(--line-light); }.proof-grid h3 { margin-bottom: 9px; color: white; text-transform: uppercase; font-size: 15px; letter-spacing: .02em; }.proof-grid p { margin: 0; font-size: 12px; line-height: 1.6; }.case-study__final { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-top: 45px; padding-top: 30px; border-top: 1px solid var(--line-light); }.case-study__final p { margin: 0; color: #b0bdc8; font-size: 18px; }
@media (max-width: 1040px) {
  .hero-grid { grid-template-columns: 1fr; gap: 42px; padding: 54px 0 64px; }
  .hero-copy { padding-top: 0; }
  .portrait { width: min(100%, 360px); justify-self: start; }
  .capability-system__layout { grid-template-columns: 1fr; gap: 24px; padding: 70px 0 76px; }
  .capability-system__intro { max-width: 680px; }
  .capability-system__visual { justify-self: start; }
  .learnitale-feature, .learnitale-hero__grid { gap: 42px; }
  .lt-scene { min-height: 610px; }
}
@media (max-width: 920px) {
  .container { width: min(var(--max), calc(100% - 40px)); }
  .navlinks { display: none; } .nav-menu { display: block; }
  .hero-grid, .split, .contact-grid { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); } .metric:nth-child(2) { border-right: 0; }
  .cap-grid, .media-grid { grid-template-columns: 1fr; }
  .cap, .media { min-height: auto; padding: 25px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .cap:not(:first-child), .media:not(:first-child) { padding-left: 0; }
  .cap:last-child, .media:last-child { border-bottom: 0; }
  .case-grid, .idea-grid { grid-template-columns: 1fr; }
  .publication-grid { grid-template-columns: repeat(3, minmax(260px, 1fr)); overflow-x: auto; padding-bottom: 12px; scroll-snap-type: x proximity; scrollbar-width: thin; }
  .publication { scroll-snap-align: start; }
  .publication-cover strong { font-size: 27px; }
  .books-grid { grid-template-columns: 1fr; }
  .book-card + .book-card { padding: 22px 0 0; border-top: 1px solid rgba(17,25,36,.13); border-left: 0; }
  .writing-head { align-items: flex-start; flex-direction: column; gap: 14px; }
  .capability-system__layout { gap: 26px; padding: 64px 0 70px; }
  .career-row { grid-template-columns: 150px 1fr; gap: 22px; } .career-row p { grid-column: 2; }
  .work-head, .ideas-head { align-items: flex-start; flex-direction: column; gap: 18px; }
  .timeline2 article { grid-template-columns: 190px 1fr; gap: 24px; }
  .learnitale-showcase__intro, .learnitale-feature, .learnitale-hero__grid, .case-study__split { grid-template-columns: 1fr; }
  .learnitale-showcase__intro { align-items: start; gap: 22px; }
  .learnitale-feature { gap: 46px; }
  .lt-scene { width: min(100%,720px); margin-inline: auto; }
  .learnitale-hero__object { min-height: 330px; }
  .learning-flow__track { grid-template-columns: repeat(5, minmax(150px, 1fr)); overflow-x: auto; }
  .ai-chain { grid-template-columns: 1fr; gap: 8px; }.ai-chain > span { transform: rotate(90deg); justify-self: center; }
  .constraint { grid-template-columns: 1fr; gap: 12px; }
  .role-grid { grid-template-columns: repeat(2,1fr); }.role-grid article:nth-child(2) { border-right: 0; }.role-grid article:nth-child(-n+2) { border-bottom: 1px solid rgba(17,25,36,.15); }
}
@media (max-width: 720px) {
  .capability-system__svg { display: none; }
  .capability-system__mobile-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .capability-system__mobile-hub { grid-column: 1 / -1; display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 72px; margin-bottom: 7px; border: 1px solid var(--steel); border-radius: 50%; background: #142638; text-align: center; }
  .capability-system__mobile-hub strong { color: #f3f6f8; font-size: 15px; line-height: 1.2; }
  .capability-system__mobile-hub span { margin-top: 5px; color: #a9bac8; font-size: 10px; }
  .capability-system__mobile-group { min-height: 70px; display: flex; flex-direction: column; justify-content: center; padding: 12px 13px; border-left: 1px solid rgba(156,184,206,.45); background: rgba(16,29,45,.32); }
  .capability-system__mobile-group strong { margin-top: 5px; color: #eef4f8; font-size: 12px; line-height: 1.25; }
}
@media (max-width: 620px) {
  .container { width: min(var(--max), calc(100% - 30px)); } .nav { min-height: 64px; }
  .hero-grid { gap: 38px; padding: 44px 0 54px; } .hero-copy h1 { font-size: clamp(43px, 12.5vw, 54px); line-height: .98; }
  .hero-copy .lead { margin-top: 26px; font-size: 21px; } .hero-copy .sub { font-size: 14px; line-height: 1.7; }
  .capability-system__layout { gap: 22px; padding: 42px 0 46px; }
  .capability-system__intro h2 { margin-bottom: 16px; font-size: clamp(35px, 10vw, 46px); }
  .capability-system__intro > p:not(.eyebrow) { font-size: 13px; line-height: 1.6; }
  .capability-system__mobile-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
  .capability-system__mobile-hub { position: relative; grid-column: 1 / -1; width: 170px; min-height: 58px; margin: 0 auto 3px; overflow: hidden; }
  .capability-system__mobile-hub::after { position: absolute; top: 8px; left: -18px; width: 20px; height: 3px; border-radius: 50%; background: linear-gradient(90deg, transparent, #e2c988 72%, #fff3cf); box-shadow: 0 0 7px rgba(226,201,136,.7); content: ""; animation: mobile-signal 5s linear infinite; }
  .capability-system__mobile-group { min-height: 52px; padding: 8px 10px; }
  .capability-system__mobile-group strong { margin-top: 0; font-size: 10.5px; }
  .cta { flex-direction: column; align-items: stretch; } .btn { width: 100%; }
  .portrait { width: min(100%, 340px); } .portrait-note { flex-direction: column; gap: 5px; }
  .metrics-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .metric, .metric:first-child { min-height: 116px; padding: 18px 14px; border-right: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
  .metric:nth-child(2n) { border-right: 0; }
  .metric:nth-child(n+3) { border-bottom: 0; }
  .metric strong { font-size: 20px; }
  .metric span { margin-top: 7px; font-size: 10px; line-height: 1.4; }
  .section { padding: 64px 0; }
  .section h2 { font-size: clamp(38px, 12vw, 54px); } .split { gap: 32px; }
  .case, .idea { min-height: auto; padding: 26px; } .case h3, .idea h3 { font-size: 27px; }
  .contact { padding: 72px 0; } .foot { align-items: flex-start; flex-direction: column; }
  .pagehero { padding: 68px 0 62px; } .pagehero h1 { font-size: clamp(47px, 14vw, 64px); }
  .pagehero p { font-size: 15px; } .career-row, .timeline2 article { display: block; }
  .career-row .years, .timeline2 .meta { margin-bottom: 10px; } .career-row p { margin-top: 10px; }
  .timeline2 article { padding: 24px 0; }
  .ideas-head { margin-bottom: 26px; }
  .publication-grid { grid-template-columns: repeat(3, minmax(244px, 82vw)); gap: 12px; }
  .publication-cover { aspect-ratio: 1.75 / 1; padding: 17px; }
  .publication-cover strong { font-size: 24px; }
  .publication-copy { padding: 17px; }
  .publication-copy p { min-height: 0; }
  .books-grid { gap: 12px; }
  .book-card { grid-template-columns: 108px minmax(0, 1fr); gap: 17px; min-height: 162px; padding: 0; }
  .book-card + .book-card { padding: 13px 0 0; border-top: 1px solid rgba(17,25,36,.13); border-left: 0; }
  .book-copy h3 { margin: 10px 0 6px; font-size: 20px; }
  .book-copy > p:not(.eyebrow) { font-size: 11px; line-height: 1.45; }
  .book-copy a { min-height: 32px; margin-top: 8px; }
  .media-row { grid-template-columns: 1fr 1fr; }
  .media-item { padding: 17px 14px 14px 0; }
  .media-item + .media-item { padding-left: 14px; }
  .media-item h3 { font-size: 16px; }
  .media-item > p:not(.eyebrow) { display: none; }
  .learnitale-showcase { padding: 64px 0 68px; }.learnitale-showcase__intro h2 { font-size: clamp(42px,13vw,56px); }.learnitale-showcase__intro > p { font-size: 13px; }.learnitale-feature { margin-top: 40px; padding-top: 34px; }.learnitale-feature__copy > h3 { font-size: 35px; }
  .learnitale-hero { padding: 68px 0 64px; }.learnitale-hero__grid { gap: 42px; }.learnitale-hero h1 { font-size: clamp(62px,20vw,82px); }.learnitale-hero__lead { font-size: 23px !important; }.learnitale-hero__object { min-height: 285px; }.object-core { width: 205px; padding: 22px 18px; }.object-signal { font-size: 7px; }.signal-one { right: 4%; }.signal-two { right: 3%; }.signal-three { left: 3%; }
  .case-study__split { gap: 30px; }.case-study__copy .case-study__lede { font-size: 19px; }.case-study__copy p, .case-study__heading > p:last-child { font-size: 13px; }.learning-flow { margin-top: 34px; }.learning-flow__learner, .learning-flow__visibility { flex-wrap: wrap; gap: 8px 16px; padding: 16px; }.learning-flow__visibility small { width: 100%; margin-left: 0; }.learning-flow__track { grid-template-columns: repeat(5, minmax(142px, 75vw)); }.learning-flow__track > div { min-height: 130px; padding: 19px 15px; }.ai-chain { margin-top: 32px; }.ai-chain div { min-height: 70px; }.constraint { padding: 20px 0; }.role-grid { margin-top: 32px; }.role-grid article { min-height: 170px; padding: 20px 15px; }.role-grid h3 { margin-top: 34px; font-size: 21px; }.architecture-grid, .proof-grid { grid-template-columns: 1fr; margin-top: 32px; }.architecture-grid article, .proof-grid article, .architecture-grid article:not(:nth-child(3n+1)), .proof-grid article:not(:nth-child(3n+1)) { min-height: auto; padding: 21px 0; border-right: 0; }.architecture-grid h3, .proof-grid h3 { margin-top: 23px; }.case-study__final { align-items: stretch; flex-direction: column; }.case-study__final .btn { width: 100%; }
}
@keyframes mobile-signal { from { transform: translateX(0); } to { transform: translateX(188px); } }
@media (max-width: 1040px) and (min-width: 921px) {
  .learnitale-feature { grid-template-columns: .82fr 1.18fr; gap: 34px; }
  .lt-scene { min-height: 590px; }
  .lt-student-view { left: 2%; width: 86%; }
  .lt-parent-view { width: 39%; }
}
@media (max-width: 920px) {
  .learnitale-feature { gap: 36px; }
  .lt-scene { width: min(100%,700px); min-height: 610px; margin-inline: auto; }
}
@media (max-width: 620px) {
  .learnitale-feature { gap: 32px; }
  .lt-scene { width: 100%; min-height: 520px; perspective: none; }
  .lt-school-view { display: none; }
  .lt-teacher-view { z-index: 1; top: 7px; right: -12%; width: 67%; height: 184px; padding: 13px 14px; opacity: .72; transform: none; }
  .lt-teacher-heading { margin: 13px 0 7px; }.lt-teacher-heading > span,.lt-teacher-cue { display: none; }.lt-learner-row { padding: 7px 0; }
  .lt-parent-view { z-index: 0; right: -7%; bottom: 3px; width: 52%; height: 165px; padding: 13px 14px; opacity: .68; }
  .lt-parent-streak { margin-top: 13px; }.lt-week { margin: 14px 0 10px; }
  .lt-student-view { z-index: 3; top: 72px; left: 0; grid-template-columns: 38px 1fr; width: 100%; height: 390px; transform: none; }
  .lt-rail { gap: 12px; padding: 12px 0; }.lt-logo { width: 23px; height: 23px; }.lt-rail-icon { width: 23px; height: 23px; }.lt-rail-icon--active::before { left: -8px; }
  .lt-product__top { height: 48px; padding: 0 13px; }.lt-product__top > div:first-child span,.lt-status > span { display: none; }.lt-status { gap: 7px; }
  .lt-product__body { padding: 17px 14px; }.lt-mission-head h4 { font-size: 23px; }.lt-difficulty { display: none; }
  .lt-objective-chips { overflow: hidden; margin-top: 12px; white-space: nowrap; }.lt-objective-chips span { flex: 0 0 auto; }
  .lt-workspace { grid-template-columns: 1fr 88px; gap: 12px; margin-top: 15px; }.lt-quest-line { margin-top: 8px; }.lt-question { margin-top: 14px; padding: 12px; }.lt-question > div { gap: 4px; }.lt-question > div span { padding: 6px 1px; font-size: 7px; }.lt-next-step { margin-top: 9px; }
  .lt-side { gap: 8px; padding-left: 9px; }.lt-mastery-ring { width: 76px; height: 76px; }.lt-mastery-ring strong { font-size: 20px; }.lt-tutor-box { display: flex; align-items: center; flex-direction: column; padding-top: 10px; text-align: center; }.lt-tutor-box div strong,.lt-tutor-box > b { display: none; }
}
@media (max-width: 390px) {
  .lt-scene { min-height: 500px; }.lt-student-view { top: 62px; height: 382px; }.lt-product__body { padding-inline: 11px; }.lt-workspace { grid-template-columns: 1fr 75px; gap: 8px; }.lt-side { padding-left: 7px; }.lt-mastery-ring { width: 68px; height: 68px; }.lt-next-step strong { font-size: 7px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .capability-system__signal { display: none !important; }
  .capability-system__mobile-hub::after { display: none !important; }
  .lt-student-view,.lt-school-view,.lt-teacher-view,.lt-parent-view,.lt-quest-line b,.lt-ring-value,.lt-tutor-orb i { animation: none !important; }
}