:root{--ink:#111820;--paper:#f4f3ee;--blue:#72c9ff;--blue-dark:#005a91;--orange:#ff8a3d;--lime:#c6ff4a;--line:#c9cbc8;--muted:#68727d}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px Arial,sans-serif}.wrap{width:min(1180px,calc(100% - 48px));margin:auto}.nav{height:82px;display:flex;align-items:center;justify-content:space-between;position:relative}.brand{color:inherit;text-decoration:none;letter-spacing:.12em;font-weight:800;display:flex;align-items:center;gap:10px}.brand b{color:var(--orange)}.brand-mark{width:34px;height:34px;border:1px solid;display:flex;align-items:flex-end;padding:5px;gap:3px}.brand-mark i{background:currentColor;width:5px}.brand-mark i:nth-child(1){height:10px}.brand-mark i:nth-child(2){height:20px;background:var(--orange)}.brand-mark i:nth-child(3){height:15px}.nav-links{display:flex;gap:34px}.nav a,.text-link{color:inherit;text-decoration:none;font-weight:700;font-size:.85rem}.button{display:inline-flex;align-items:center;background:var(--ink);color:#fff;text-decoration:none;padding:14px 18px;font-size:.84rem;font-weight:800;border:1px solid var(--ink)}.button:hover{background:var(--orange);border-color:var(--orange);color:var(--ink)}.menu-button,.mobile-menu{display:none}.hero{min-height:680px;border-top:1px solid var(--line);display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:48px}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;font-weight:800;color:#58616b;display:flex;align-items:center;gap:9px}.eyebrow span{width:28px;height:3px;background:var(--orange)}h1,h2{font-family:Impact,"Arial Narrow",sans-serif;margin:18px 0;line-height:.91;letter-spacing:.015em}h1{font-size:clamp(4rem,7vw,7rem)}h1 em,h2 em{font-style:normal;color:var(--blue-dark)}.hero-copy>p{font-size:1.08rem;line-height:1.7;max-width:570px;color:#4c5660}.hero-actions{display:flex;align-items:center;gap:28px;margin-top:32px}.proof{display:flex;margin-top:48px;padding-top:22px;border-top:1px solid var(--line);gap:28px;color:var(--muted);font-size:.76rem;text-transform:uppercase}.proof b{display:block;color:var(--ink);font-size:1.4rem}.hero-visual{height:550px;position:relative;overflow:hidden;background-color:#17212b;background-image:linear-gradient(#ffffff0c 1px,transparent 1px),linear-gradient(90deg,#ffffff0c 1px,transparent 1px);background-size:28px 28px;color:#fff}.hero-visual>small{position:absolute;left:30px;top:24px;color:#9eabb5;letter-spacing:.15em}.hero-visual>label{position:absolute;right:26px;bottom:20px;font-size:.65rem;color:#9eabb5;letter-spacing:.12em}.hero-visual svg{position:absolute;inset:0;width:100%;height:100%}.hero-visual path{fill:none;stroke:var(--orange);stroke-width:3}.hero-visual .dash{stroke:var(--lime);stroke-width:2;stroke-dasharray:8 10}.wire-cube{position:absolute;z-index:2;left:34%;top:25%;width:180px;height:150px;transform:rotate(-12deg)}.wire-cube div{position:absolute;border:2px solid var(--blue)}.wire-cube div:nth-child(1){inset:0}.wire-cube div:nth-child(2){inset:28px -35px -28px 35px}.wire-cube div:nth-child(3){width:2px;height:190px;left:90px;top:-20px;transform:rotate(55deg)}.data-card{position:absolute;z-index:2;right:24px;bottom:52px;width:190px;padding:17px;background:#0c1218dd;border:1px solid #ffffff24}.data-card small{display:block;font-size:.59rem;letter-spacing:.12em;color:#b9c1c9}.data-card strong{display:block;color:var(--lime);font-size:1.8rem;margin:8px 0}.data-card>span{display:block;height:4px;background:#3b4650;margin:8px 0}.data-card i{display:block;width:82%;height:100%;background:var(--lime)}.topic-ribbon{background:var(--orange);font-size:.72rem;font-weight:900;letter-spacing:.14em;padding:14px 24px;text-align:center;line-height:1.7}.topic-ribbon span{margin:0 18px}.section{padding:110px 0}.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:52px}.section-head h2{font-size:clamp(3rem,5vw,5.2rem)}.section-head>p{max-width:440px;color:var(--muted);line-height:1.7}.track-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.track{background:#fff;border-top:5px solid;padding:30px;min-height:360px;display:flex;flex-direction:column}.track.cad{border-color:var(--blue)}.track.cam{border-color:var(--orange)}.track.cae{border-color:var(--lime)}.track-key{display:flex;justify-content:space-between;font:900 3.5rem Impact}.track-key span{font:normal 1.5rem Arial}.track h3{font-size:1.3rem;margin:50px 0 12px}.track p{color:var(--muted);line-height:1.65}.track footer{display:flex;justify-content:space-between;align-items:center;margin-top:auto;border-top:1px solid #ddd;padding-top:18px;font-size:.75rem;text-transform:uppercase}.track footer a{display:grid;place-items:center;width:38px;height:38px;color:var(--ink);border:1px solid;text-decoration:none}.lessons-section{background:var(--ink);color:#fff;padding:105px 0}.lessons-section .eyebrow{color:#b4bdc5}.lesson-head h2{font-size:clamp(3rem,5vw,5.2rem)}.filters{display:flex;gap:7px}.filters button{border:1px solid #ffffff55;color:#d3d8dc;background:transparent;padding:10px 15px;font-weight:700;cursor:pointer}.filters button.active,.filters button:hover{background:var(--orange);border-color:var(--orange);color:var(--ink)}.lesson{display:grid;grid-template-columns:60px 50px 1fr 220px 50px;gap:15px;align-items:center;border-top:1px solid #ffffff22;padding:24px 5px}.lesson:last-child{border-bottom:1px solid #ffffff22}.lesson[hidden]{display:none}.badge{display:grid;place-items:center;width:48px;height:28px;border:1px solid;font-size:.69rem}.cad-badge{color:var(--ink);background:var(--blue);border-color:var(--blue)}.cam-badge{color:var(--orange)}.cae-badge{color:var(--lime)}.lesson>span{font:700 .75rem monospace;color:#9da7af}.lesson small{color:#b9c1c8;font-size:.7rem;letter-spacing:.11em}.lesson h3{font-size:1.2rem;margin:6px 0}.lesson aside{color:#c3c9cf;font-size:.74rem}.lesson>button{width:44px;height:44px;border-radius:50%;border:1px solid #ffffff66;background:transparent;color:#fff;cursor:pointer}.manifesto{display:grid;grid-template-columns:180px 1fr;gap:65px;padding:120px 0}.manifesto-mark{width:130px;height:130px;background:var(--lime);display:grid;place-items:center;font-size:2.2rem}.manifesto h2{font-size:clamp(3rem,5.5vw,6rem)}.manifesto p{font-size:1.08rem;line-height:1.75;color:var(--muted);max-width:720px;margin-bottom:30px}.site-footer{background:#0a0f14;color:#fff;padding:38px 0}.site-footer .wrap{display:flex;align-items:center;justify-content:space-between}.site-footer p,.site-footer>div>span{color:#aab2b9;font-size:.75rem;text-transform:uppercase;letter-spacing:.1em}
@media(max-width:800px){.wrap{width:min(100% - 32px,1180px)}.nav-links,.nav-cta{display:none}.menu-button{display:block;border:0;background:transparent;font-size:1.5rem}.mobile-menu{position:absolute;z-index:10;top:70px;left:0;right:0;background:var(--ink);padding:22px;flex-direction:column;gap:20px}.mobile-menu:not([hidden]){display:flex}.mobile-menu a{color:white}.hero{grid-template-columns:1fr;padding:60px 0}.hero-visual{height:440px}.proof{flex-wrap:wrap}.section{padding:78px 0}.section-head{align-items:start;flex-direction:column;gap:12px}.track-grid{grid-template-columns:1fr}.track{min-height:300px}.lesson{grid-template-columns:50px 38px 1fr 44px}.lesson aside{display:none}.manifesto{grid-template-columns:1fr;padding:85px 0}.manifesto-mark{width:85px;height:85px}.site-footer .wrap{align-items:flex-start;flex-direction:column;gap:15px}.site-footer p{margin:0}}@media(max-width:500px){h1{font-size:3.45rem}.hero-actions{align-items:flex-start;flex-direction:column}.hero-visual{height:390px}.data-card{width:165px}.lesson h3{font-size:1rem}.filters{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}