:root{--bg:#0a1228;--panel:#131e36;--ink:#f3f5fc;--muted:#aab6cf;--line:#ffffff1b;--gold:#f5ce62;--blue:#88acff;color-scheme:dark;font-family:Arial,Helvetica,sans-serif;font-size:16px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);line-height:1.65;isolation:isolate}body:before{content:"";position:fixed;inset:-30px;background:linear-gradient(#0a1228b8,#0a1228df),url('/assets/background.png') center/cover;filter:blur(22px);z-index:-2;pointer-events:none}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible,.stage:focus-visible{outline:3px solid var(--gold);outline-offset:5px}a:hover{color:var(--gold)}img{display:block;max-width:100%}.wrap{width:min(1280px,calc(100% - 96px));margin-inline:auto}header{position:sticky;top:0;z-index:20;background:#0a1228dd;backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.nav{height:88px;display:flex;align-items:center;justify-content:space-between;gap:32px}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:24px;letter-spacing:-1px}.brand span{font-size:12px;align-self:flex-start}nav{display:flex;gap:32px;align-items:center;font-size:14px}.nav-contact{border:1px solid #ffffff40;border-radius:8px;padding:9px 17px}.nav-contact span{margin-left:22px}.menu-toggle{display:none}.hero{display:grid;grid-template-columns:1.08fr 1fr;align-items:center;min-height:665px;padding-block:64px;gap:30px}.eyebrow{font-family:monospace;font-size:13px;letter-spacing:2px;color:var(--gold);margin-bottom:22px}.tiny-line{display:inline-block;width:22px;height:1px;background:var(--gold);vertical-align:middle;margin-right:9px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(44px,4.8vw,69px);line-height:1.1;letter-spacing:-3px;font-weight:500;margin-bottom:26px}em{font-style:normal;color:var(--gold)}.hero h1 em{font-size:.91em}.hero p{font-size:18px;color:var(--muted)}.hero-actions{display:flex;align-items:center;gap:24px;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:26px;background:var(--gold);color:#111a31!important;border-radius:7px;padding:14px 21px;font-weight:600;font-size:14px;border:0;transition:transform .25s,background .25s}.button:hover{background:#ffe09a;transform:translateY(-3px)}.text-link{font-size:14px;border-bottom:1px solid #ffffff4a;padding-block:5px}.hero-meta{display:flex;gap:20px;font:12px monospace;color:var(--muted);margin-top:39px}.hero-meta span+span{border-left:1px solid var(--line);padding-left:20px}.hero-visual{position:relative;min-width:0;text-align:center}.orbit-label{font:12px monospace;letter-spacing:3px;color:#9aafdc;transform:rotate(-5deg);margin:0 0 10px}.stage{height:390px;width:100%;display:grid;place-items:center;perspective:1000px;cursor:grab;touch-action:pan-y;overflow:hidden}.stage.dragging{cursor:grabbing;touch-action:none}.cube{width:270px;height:270px;position:relative;transform-style:preserve-3d;transform:rotateX(-16deg) rotateY(-26deg);will-change:transform}.face{position:absolute;inset:0;border:1px solid #98baff90;background:linear-gradient(145deg,#426bbeec,#172951f2);border-radius:18px;display:flex;align-items:center;justify-content:center;backface-visibility:hidden;box-shadow:inset 0 0 36px #9dbbff22;font:20px monospace;color:#ddeaff}.front{transform:translateZ(135px);display:block;padding:25px;text-align:left;background:linear-gradient(140deg,#366acbe6,#172e61f2)}.back{transform:rotateY(180deg) translateZ(135px)}.right{transform:rotateY(90deg) translateZ(135px)}.left{transform:rotateY(-90deg) translateZ(135px)}.top{transform:rotateX(90deg) translateZ(135px);background:#3f68ab}.bottom{transform:rotateX(-90deg) translateZ(135px)}.code-label{font:11px monospace;display:block;padding-bottom:17px;border-bottom:1px solid #ffffff2b;color:#b9cff4}.front pre{font:12px/1.8 monospace;margin-top:21px}.front b,.front i{color:#f8d66f;font-style:normal;font-weight:400}.front strong{color:#9ae8d1;font-weight:400}.cube-mark{font:bold 70px/1 monospace;letter-spacing:-6px;color:#dceaff}.cube-mark span{color:var(--gold)}.drag-hint{font:12px monospace;color:var(--muted);display:flex;align-items:center;justify-content:center;gap:12px}.drag-hint button{border:1px solid var(--line);color:var(--ink);background:none;border-radius:50%;width:32px;height:32px}.topic-strip{border-block:1px solid var(--line);background:#16244055}.topic-strip .wrap{display:flex;justify-content:space-between;align-items:center;padding-block:20px;font:13px monospace;color:#b9c7e0}.topic-strip span:nth-child(even){color:var(--gold)}.mission{display:grid;grid-template-columns:1fr 1.5fr;padding-block:104px;gap:60px}.mission h2{font-size:43px}.mission p{color:var(--muted);max-width:650px}h2{font-size:36px;line-height:1.2;letter-spacing:-1.3px;font-weight:500}h3{font-size:21px;line-height:1.4;letter-spacing:-.4px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:40px}.section-head h2{margin:0}.section-head>p{font-size:14px;color:var(--muted);margin:0}.catalog-section{padding-top:45px;border-top:1px solid var(--line);padding-bottom:85px}.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 24px}.card{background:#111c31dc;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:transform .3s,border-color .3s;display:flex;flex-direction:column}.card:hover{transform:translateY(-6px);border-color:#f5ce6255}.cover-link{display:block;overflow:hidden}.course-image{width:100%;aspect-ratio:1.5;object-fit:contain;background:#172b51;transition:transform .5s}.card:hover .course-image{transform:scale(1.025)}.card-body{padding:24px;display:flex;flex-direction:column;flex:1}.card-meta{font:12px monospace;color:#94a9d0;display:flex;justify-content:space-between;margin-bottom:12px}.card h3{margin-bottom:9px}.card p{font-size:14px;color:var(--muted);margin-bottom:25px}.card-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:19px;border-top:1px solid var(--line)}.price{font-size:23px;color:var(--ink)}.card-bottom a{font-size:13px;color:var(--gold)}.benefits{padding-block:56px 104px;border-top:1px solid var(--line)}.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}.icon{display:grid;place-items:center;color:var(--gold);border:1px solid #f5ce6240;background:#f5ce620a;width:48px;height:48px;border-radius:10px;font:22px monospace;margin-bottom:24px}.benefit-grid h3{font-size:19px}.benefit-grid p{font-size:14px;color:var(--muted)}footer{border-top:1px solid var(--line);padding-top:55px}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:55px;padding-bottom:55px}.footer-grid h2{font-size:16px;font-weight:600;letter-spacing:0;margin-bottom:20px}.footer-grid p,.footer-grid a{font-size:14px;color:var(--muted)}.footer-grid a{display:block;margin-bottom:8px}.footer-grid a.footer-inline{display:inline;margin-bottom:0;overflow-wrap:anywhere}.footer-grid a:hover{color:var(--gold)}.footer-grid .small{font:12px monospace;margin-top:25px}.footer-base{padding-block:25px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#8d9bb6}.editorial{padding-block:80px 100px;max-width:950px}.editorial h1{font-size:clamp(40px,5vw,64px);max-width:800px}.lede{font-size:20px;color:var(--muted);max-width:730px;margin-bottom:55px}.prose{max-width:780px}.prose section{border-top:1px solid var(--line);padding-top:28px;margin-top:30px}.prose h2{font-size:25px;letter-spacing:-.5px}.prose p{color:var(--muted)}.prose a:not(.button){text-decoration:underline}.faq-list details{border-bottom:1px solid var(--line);padding:23px 0}.faq-list summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px;font-size:18px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:var(--gold);transition:transform .2s}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{color:var(--muted);padding-top:16px;margin-bottom:0;max-width:720px}.product-section{padding-block:50px 90px;min-height:70vh}.breadcrumb{font:13px monospace;color:var(--muted);margin-bottom:36px}.product-layout{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}.product-cover{position:sticky;top:120px}.product-cover img{border-radius:14px;border:1px solid var(--line);width:100%;aspect-ratio:1.5;object-fit:contain}.product-cover p{font:13px monospace;color:var(--muted);margin-top:22px}.product-copy h1{font-size:52px}.product-copy .tagline{font-size:22px;color:var(--gold)}.product-copy p{color:var(--muted)}.purchase{padding:24px 0;border-block:1px solid var(--line);margin:28px 0}.purchase-top{display:flex;align-items:center;justify-content:space-between;gap:20px}.purchase small{display:block;color:var(--muted);margin-top:15px;font-size:13px}.modules{list-style:none;padding:0;counter-reset:modules}.modules li{padding:15px 0;border-bottom:1px solid var(--line);counter-increment:modules}.modules li:before{content:counter(modules,decimal-leading-zero);font:12px monospace;color:var(--gold);margin-right:20px}.policy-links{font-size:13px;line-height:2}.policy-links a{text-decoration:underline;margin-right:12px}.loading-section{min-height:65vh;display:grid;place-items:center;padding-block:70px}.loading-panel{text-align:center;max-width:650px}.loading-panel h1{font-size:36px;letter-spacing:-1px}.loading-panel p{color:var(--muted)}.spinner{width:45px;height:45px;border:3px solid var(--line);border-top-color:var(--gold);border-radius:50%;animation:spin .9s linear infinite;margin:0 auto 30px}.skip{position:fixed;top:-100px;left:20px;z-index:100;background:var(--gold);color:var(--bg);padding:12px}.skip:focus{top:10px}.noscript{padding:15px;background:var(--gold);color:var(--bg)}.reveal{opacity:1;transform:none}.motion .reveal{opacity:0;transform:translateY(25px);transition:opacity .7s,transform .7s}.motion .reveal.visible{opacity:1;transform:none}.hero-copy{animation:enter .8s both}.hero-visual{animation:enter 1s .15s both}@keyframes enter{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}@keyframes spin{to{transform:rotate(360deg)}}
@media(min-width:1100px){.card:last-child{grid-column:2}}
@media(max-width:1050px){.wrap{width:calc(100% - 48px)}nav{gap:18px}.hero{gap:10px}.hero h1{font-size:49px}.hero-actions{align-items:start;flex-direction:column;gap:12px}.hero-meta{gap:10px;font-size:11px}.hero-meta span+span{padding-left:10px}.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.benefit-grid{grid-template-columns:repeat(2,1fr)}.cube{width:240px;height:240px}.front{transform:translateZ(120px)}.back{transform:rotateY(180deg) translateZ(120px)}.right{transform:rotateY(90deg) translateZ(120px)}.left{transform:rotateY(-90deg) translateZ(120px)}.top{transform:rotateX(90deg) translateZ(120px)}.bottom{transform:rotateX(-90deg) translateZ(120px)}.front{padding:20px}.front pre{font-size:11px}.cube-mark{font-size:55px}.product-layout{gap:32px}}
@media(max-width:760px){.wrap{width:calc(100% - 36px)}.nav{height:72px}.brand{font-size:22px}.menu-toggle{display:flex;gap:15px;align-items:center;border:1px solid var(--line);color:var(--ink);background:none;border-radius:5px;padding:8px 12px;font-size:14px}nav{display:none;position:absolute;top:71px;left:0;right:0;background:#0d1830;padding:25px;align-items:stretch;flex-direction:column;border-bottom:1px solid var(--line)}nav.open{display:flex}.hero{grid-template-columns:1fr;padding-block:45px 30px;gap:35px}.hero h1{font-size:clamp(40px,8.5vw,62px);letter-spacing:-2px}.hero p{font-size:16px}.hero-actions{flex-direction:row;align-items:center;gap:17px;flex-wrap:wrap}.hero-meta{font-size:11px;flex-wrap:wrap}.stage{height:330px}.topic-strip .wrap{font-size:10px;gap:10px;flex-wrap:wrap;justify-content:center}.mission{grid-template-columns:1fr;gap:12px;padding-block:65px}.mission h2{font-size:35px}.section-head{display:block}.section-head>p{margin-top:22px}h2{font-size:30px}.catalog-grid{gap:18px}.card-body{padding:17px}.card-meta{font-size:10px;gap:6px}.card-bottom{gap:6px;flex-wrap:wrap}.card-bottom a{font-size:12px}.benefit-grid{gap:26px}.footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-grid section:first-child{grid-column:1/-1}.footer-base{flex-direction:column;gap:7px}.editorial{padding-block:50px 65px}.editorial h1{letter-spacing:-1.5px}.product-layout{grid-template-columns:1fr}.product-cover{position:static}.product-copy h1{font-size:42px}.lede{font-size:18px}.benefits{padding-bottom:65px}}
@media(max-width:450px){.catalog-grid{grid-template-columns:1fr}.card-meta{font-size:12px}.card-body{padding:22px}.hero-actions{flex-direction:column;align-items:flex-start}.benefit-grid{grid-template-columns:1fr 1fr;gap:22px}.benefit-grid h3{font-size:17px}.benefit-grid p{font-size:13px}.hero-meta{gap:8px}.purchase-top{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.motion .reveal{opacity:1;transform:none}.spinner{border-color:var(--gold)}}
/* Keep intrinsic cover proportions at every card width. */
.course-image,.product-cover img{height:auto}