:root{--plum:#214f78;--plum-d:#153750;--plum-l:#4b7192;--brand-rgb:33,79,120;--lime:#f4c95d;--lime-d:#ddaf3f;--accent-rgb:244,201,93;--accent-d-rgb:221,175,63;--ink:#1a2e3f;--muted:#667886;--line:#dee7ed;--soft:#f5f8fa;--bg:#fffdf8;--bg-rgb:255,253,248;--surface:#fff;--on-brand:#f2f7fb;--on-brand-muted:#c8d8e5;--on-card-muted:#b9cedd;--cta-muted:#d8e4ed;--fine:#b8cedd;--diagram:#cbdbe5;--diagram-dot:#b4cbd9;--logo:"Space Grotesk",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--heading:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--body);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.65}a{color:inherit}h1,h2,h3{font-family:var(--heading)}.brand{font-family:var(--logo)}.container{max-width:1140px;margin:0 auto;padding:0 24px}.mk{vertical-align:-.16em;background:currentColor;width:1em;height:1em;display:inline-block;-webkit-mask:url(/lernexa-logo.svg) 50%/contain no-repeat;mask:url(/lernexa-logo.svg) 50%/contain no-repeat}.brand{letter-spacing:-.02em;color:var(--plum);align-items:center;gap:11px;font-size:21px;font-weight:800;text-decoration:none;display:inline-flex}.brand .mk{color:var(--plum);font-size:30px}.lu{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:26px;height:26px}nav{z-index:50;background:rgba(var(--bg-rgb),.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);position:sticky;top:0}.nav-inner{justify-content:space-between;align-items:center;height:72px;display:flex}.nav-links{align-items:center;gap:30px;display:flex}.nav-links a{color:var(--muted);font-size:15px;font-weight:500;text-decoration:none}.nav-links a:hover{color:var(--plum)}.btn{font-size:15px;font-weight:700;font-family:var(--body);cursor:pointer;white-space:nowrap;border:1px solid #0000;border-radius:11px;padding:12px 22px;text-decoration:none;transition:all .2s;display:inline-block}.btn-primary{background:var(--lime);color:var(--plum-d)}.nav-links .btn-primary{color:var(--plum-d)}.btn-primary:hover{background:var(--lime-d);transform:translateY(-1px)}.btn-ghost{border-color:var(--line);color:var(--plum);background:var(--surface)}.btn-ghost:hover{border-color:var(--plum-l)}.btn .short{display:none}@media (width<=820px){.nav-links a:not(.btn){display:none}.nav-links .btn{padding:10px 16px;font-size:14px}.nav-links .btn .long{display:none}.nav-links .btn .short{display:inline}}.hero{text-align:center;padding:100px 0 84px;position:relative;overflow:hidden}.hero:before{content:"";background:radial-gradient(560px 280px at 50% -8%,rgba(var(--brand-rgb),.13),transparent 70%), radial-gradient(420px 220px at 84% 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34px;font-size:clamp(17px,2.2vw,20px);position:relative}.hero-cta{flex-wrap:wrap;justify-content:center;gap:14px;display:flex;position:relative}.tagline{letter-spacing:.28em;text-transform:uppercase;color:var(--plum-l);margin-top:22px;font-size:12px;font-weight:700;position:relative}.journey{flex-wrap:wrap;justify-content:center;align-items:center;gap:7px;max-width:900px;margin:-16px auto 50px;display:flex}.j-pill{background:var(--surface);border:1px solid var(--line);color:var(--plum);box-shadow:0 8px 18px -14px rgba(var(--brand-rgb),.5);border-radius:999px;align-items:center;gap:8px;padding:8px 16px;font-size:13.5px;font-weight:600;display:inline-flex}.j-pill .jd{background:var(--lime-d);border-radius:50%;flex:none;width:8px;height:8px}.j-pill:first-child,.j-pill:last-child{background:var(--plum);color:#fff;border-color:var(--plum)}.j-pill:first-child .jd,.j-pill:last-child 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.dot{background:var(--diagram-dot)}.side-cap.on .dot{background:var(--lime-d)}.chaos{background:var(--soft);border:1.5px dashed var(--diagram);border-radius:20px;min-height:340px;position:relative;overflow:hidden}.tangle{z-index:0;width:100%;height:100%;position:absolute;inset:0}.tangle line{stroke:var(--diagram);stroke-width:1.5px;stroke-dasharray:3 6}.chip{z-index:1;background:var(--surface);border:1px solid var(--line);color:var(--muted);box-shadow:0 8px 18px -12px rgba(var(--brand-rgb),.55);white-space:nowrap;transform:rotate(var(--r,0deg));border-radius:10px;align-items:center;gap:8px;padding:8px 12px;font-size:12.5px;font-weight:600;animation:6s ease-in-out infinite float;display:flex;position:absolute}.chip:before{content:"";background:var(--diagram-dot);border-radius:50%;flex:none;width:7px;height:7px}@keyframes float{0%,to{transform:translateY(0) rotate(var(--r,0deg))}50%{transform:translateY(-6px) rotate(var(--r,0deg))}}.mergearrow{background:var(--lime);width:54px;height:54px;box-shadow:0 14px 28px -12px rgba(var(--accent-d-rgb),.72);border-radius:50%;flex:none;justify-content:center;align-items:center;display:flex}.mergearrow .lu{width:24px;height:24px;color:var(--plum-d);stroke-width:2.5px}.app-card{background:linear-gradient(160deg,var(--plum),var(--plum-d));color:#fff;box-shadow:0 28px 56px -26px rgba(var(--brand-rgb),.75);border-radius:18px;padding:24px 24px 20px}.app-head{border-bottom:1px solid #ffffff24;align-items:center;gap:12px;margin-bottom:14px;padding-bottom:15px;display:flex}.app-head .mk{color:#fff;font-size:34px}.app-head b{font-size:17px;line-height:1.2;font-family:var(--heading);display:block}.app-head span{color:var(--lime);letter-spacing:.14em;text-transform:uppercase;font-size:10px;font-weight:700}.app-card ul{flex-direction:column;gap:11px;list-style:none;display:flex}.app-card 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.num{background:var(--plum);width:34px;height:34px;color:var(--lime);font-family:var(--heading);border-radius:10px;justify-content:center;align-items:center;margin-bottom:14px;font-size:14px;font-weight:800;display:inline-flex}.stage h3{color:var(--plum-d);letter-spacing:-.01em;margin-bottom:7px;font-size:19px}.stage p{color:var(--muted);font-size:14.5px}@media (width<=900px){.life-grid{grid-template-columns:1fr 1fr}}@media (width<=600px){.life-grid{grid-template-columns:1fr}}.features{background:var(--plum);color:var(--on-brand)}.features .eyebrow{color:var(--lime)}.features .sec-title{color:#fff}.features .sec-sub{color:var(--on-brand-muted)}.feat-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.feat{background:#ffffff0d;border:1px solid #ffffff1f;border-radius:14px;padding:22px;transition:all .2s}.feat:hover{border-color:var(--lime);background:#ffffff14}.feat h4{color:#fff;font-size:16px;font-family:var(--heading);letter-spacing:-.01em;align-items:center;gap:9px;margin-bottom:6px;display:flex}.feat h4 .c{background:var(--lime);border-radius:50%;flex:none;width:9px;height:9px}.feat p{color:var(--on-card-muted);font-size:14px}@media (width<=820px){.feat-grid{grid-template-columns:1fr}}.built{grid-template-columns:1fr 1fr;align-items:center;gap:56px;display:grid}.built h2{letter-spacing:-.025em;color:var(--plum-d);margin-bottom:16px;font-size:clamp(26px,3.6vw,40px);font-weight:800;line-height:1.12}.built>div>p{color:var(--muted);margin-bottom:14px;font-size:17px}.built ul{flex-direction:column;gap:13px;margin-top:20px;list-style:none;display:flex}.built li{align-items:flex-start;gap:12px;font-size:15px;display:flex}.built li .ck{background:var(--lime);width:23px;height:23px;color:var(--plum-d);border-radius:7px;flex:none;justify-content:center;align-items:center;margin-top:2px;font-size:13px;font-weight:800;display:flex}.built-card{background:linear-gradient(160deg,var(--plum),var(--plum-d));color:#fff;border-radius:20px;padding:42px}.built-card .mk{color:#fff;margin-bottom:20px;font-size:40px}.built-card .q{font-size:21px;font-weight:600;line-height:1.5;font-family:var(--heading);letter-spacing:-.01em}.built-card .who{color:var(--lime);font-size:16px;font-weight:700;font-family:var(--heading);margin-top:22px}@media (width<=820px){.built{grid-template-columns:1fr;gap:36px}}.cta-band{background:linear-gradient(135deg,var(--plum),var(--plum-d));text-align:center;color:#fff;border-radius:24px;padding:64px 40px 56px;position:relative;overflow:hidden}.cta-band:after{content:"";background:radial-gradient(circle,rgba(var(--accent-rgb),.32),transparent 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(width<=720px){.perks{grid-template-columns:1fr}}.cta-form{flex-wrap:wrap;justify-content:center;gap:10px;max-width:470px;margin:0 auto;display:flex;position:relative}.cta-form input{min-width:220px;font-size:15px;font-family:var(--body);border:none;border-radius:11px;flex:1;padding:14px 16px}.cta-form button[disabled]{opacity:.65;cursor:wait;transform:none}.form-status{margin-top:16px;font-size:14.5px;font-weight:600;display:none;position:relative}.form-status.ok{color:var(--lime);display:block}.form-status.err{color:#ffb4a8;display:block}.fine{color:var(--fine);margin-top:16px;font-size:13px;position:relative}footer.f{border-top:1px solid var(--line);padding:52px 0}.f-inner{color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;font-size:14px;display:flex}footer .brand .mk{font-size:24px}.f-inner a{color:var(--muted);margin-left:22px;text-decoration:none}.f-inner .brand{color:var(--plum);margin-left:0}.f-inner a:hover{color:var(--plum)}.errpage{text-align:center;padding:140px 0}.errpage h1{color:var(--plum-d);letter-spacing:-.03em;margin-bottom:14px;font-size:clamp(36px,5vw,56px);font-weight:800}.errpage p{color:var(--muted);margin-bottom:30px;font-size:18px}