:root{--space:#07142f;--space2:#10285a;--cream:#fff7dc;--sun:#ffd166;--coral:#ff6b6b;--aqua:#55d6be;--sky:#68b5ff;--violet:#9a7ff0;--ink:#fff8df;--muted:rgba(255,248,223,.76);--line:rgba(255,255,255,.16);--card:#0d2450;--shadow:0 14px 0 rgba(2,9,26,.35),0 28px 70px rgba(0,0,0,.22)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:radial-gradient(circle at 77% 7%,rgba(255,209,102,.2),transparent 22%),radial-gradient(circle at 15% 35%,rgba(85,214,190,.16),transparent 25%),linear-gradient(145deg,var(--space),var(--space2) 60%,#251650);font-family:"Arial Rounded MT Bold","Avenir Next",Inter,system-ui,sans-serif;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.45;background-image:radial-gradient(circle,white 0 1px,transparent 1.5px),radial-gradient(circle,var(--sun) 0 1.2px,transparent 1.8px);background-size:97px 97px,173px 173px;background-position:14px 22px,67px 41px}.skip{position:fixed;left:12px;top:12px;transform:translateY(-160%);z-index:100;padding:10px 14px;border-radius:12px;background:var(--cream);color:#07142f;font-weight:900}.skip:focus{transform:none}.shell{position:relative;z-index:1;width:min(1180px,calc(100% - 32px));margin:auto}.nav{height:82px;display:flex;align-items:center;gap:18px}.brand{display:flex;align-items:center;gap:11px;color:inherit;text-decoration:none;margin-right:auto}.brand-mark{width:44px;height:44px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(135deg,var(--sun),#fff);color:#07142f;font-size:22px;box-shadow:0 9px 0 rgba(0,0,0,.18)}.brand strong{display:block}.brand small{display:block;color:var(--muted);margin-top:2px}.nav-links{display:flex;align-items:center;gap:8px}.nav-links a,.lang-select{border:1px solid var(--line);border-radius:999px;padding:10px 13px;color:var(--ink);background:rgba(7,20,47,.58);text-decoration:none;font-weight:800;font-size:13px}.nav-links a:hover{background:rgba(255,255,255,.1)}.lang-select{appearance:auto}.hero{min-height:680px;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);align-items:center;gap:54px;padding:50px 0 80px}.kicker{display:inline-flex;gap:8px;align-items:center;padding:8px 12px;border-radius:999px;color:#09213b;background:var(--aqua);font-size:12px;font-weight:950;text-transform:uppercase;letter-spacing:.08em}.hero h1{font-size:clamp(58px,8vw,108px);line-height:.86;letter-spacing:-.072em;margin:22px 0 24px;max-width:780px}.hero p{font-family:Inter,system-ui,sans-serif;color:var(--muted);font-size:clamp(18px,2vw,22px);line-height:1.6;max-width:720px}.cta-row{display:flex;flex-wrap:wrap;gap:13px;margin-top:30px}.cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;border-radius:15px;padding:0 20px;text-decoration:none;font-weight:950;border:2px solid rgba(255,255,255,.2);box-shadow:0 7px 0 rgba(0,0,0,.22)}.cta.primary{color:#07142f;background:var(--sun);border-color:var(--sun)}.cta.secondary{color:var(--ink);background:#122f63}.trust{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.trust span{font-family:Inter,system-ui,sans-serif;font-size:12px;color:var(--muted);padding:8px 10px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid var(--line)}.hero-art{position:relative;min-height:520px;display:grid;place-items:center}.planet{width:min(440px,90vw);aspect-ratio:1;border-radius:50%;position:relative;background:radial-gradient(circle at 34% 25%,#fff6bd 0 4%,var(--sun) 5% 20%,#ff8c69 55%,#e44f7c 100%);box-shadow:0 24px 0 rgba(0,0,0,.22),0 0 0 28px rgba(104,181,255,.1)}.planet:before,.planet:after{content:"";position:absolute;border-radius:50%;background:rgba(103,40,91,.22)}.planet:before{width:95px;height:42px;left:65px;top:130px;transform:rotate(-14deg)}.planet:after{width:130px;height:58px;right:42px;bottom:105px;transform:rotate(22deg)}.orbit{position:absolute;width:125%;height:34%;border:14px solid var(--sky);border-left-color:transparent;border-right-color:transparent;border-radius:50%;transform:rotate(-18deg);filter:drop-shadow(0 8px 0 rgba(0,0,0,.2))}.molecule{position:absolute;width:250px;height:220px}.atom{position:absolute;width:66px;height:66px;border-radius:50%;display:grid;place-items:center;color:#07142f;font-weight:950;border:3px solid rgba(255,255,255,.45);box-shadow:0 8px 0 rgba(0,0,0,.2)}.atom.a{left:89px;top:8px;background:var(--aqua)}.atom.b{left:18px;top:92px;background:var(--sky)}.atom.c{right:12px;top:96px;background:var(--coral)}.atom.d{left:92px;bottom:0;background:var(--sun)}.bond{position:absolute;height:14px;border-radius:999px;background:#eaf4ff;transform-origin:left center;box-shadow:0 5px 0 rgba(0,0,0,.18)}.bond.x{width:112px;left:68px;top:78px;transform:rotate(-48deg)}.bond.y{width:112px;left:128px;top:78px;transform:rotate(48deg)}.bond.z{width:110px;left:67px;top:137px;transform:rotate(42deg)}.bond.w{width:110px;left:129px;top:137px;transform:rotate(138deg)}section{padding:80px 0}.section-head{max-width:850px;margin-bottom:34px}.section-head span{color:var(--aqua);font-size:12px;font-weight:950;letter-spacing:.1em;text-transform:uppercase}.section-head h2{font-size:clamp(42px,6vw,76px);line-height:.95;letter-spacing:-.055em;margin:12px 0}.section-head p{font-family:Inter,system-ui,sans-serif;color:var(--muted);font-size:17px;line-height:1.65}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature{min-height:270px;padding:27px;border-radius:25px;background:var(--card);border:2px solid rgba(255,255,255,.13);box-shadow:var(--shadow)}.feature:nth-child(2){background:#44235d}.feature:nth-child(3){background:#0c4f5c}.feature-icon{width:54px;height:54px;border-radius:17px;display:grid;place-items:center;background:var(--sun);color:#07142f;font-size:25px;box-shadow:0 6px 0 rgba(0,0,0,.2)}.feature h3{font-size:25px;margin:22px 0 10px;letter-spacing:-.035em}.feature p{font-family:Inter,system-ui,sans-serif;color:var(--muted);line-height:1.6;margin:0}.category-cloud{display:flex;flex-wrap:wrap;gap:11px}.category-cloud a{color:#07142f;text-decoration:none;font-weight:950;font-size:clamp(16px,2vw,22px);padding:15px 19px;border-radius:16px;background:var(--cream);box-shadow:0 6px 0 rgba(0,0,0,.2)}.category-cloud a:nth-child(3n+2){background:var(--aqua)}.category-cloud a:nth-child(3n){background:var(--sky)}.evidence{display:grid;grid-template-columns:.9fr 1.1fr;gap:20px}.evidence-card{padding:30px;border-radius:28px;border:2px solid var(--line);background:#101f45;box-shadow:var(--shadow)}.evidence-card h3{font-size:30px;margin:0 0 14px}.evidence-card p,.evidence-card li{font-family:Inter,system-ui,sans-serif;color:var(--muted);line-height:1.65}.evidence-card ul{padding-left:20px}.pyramid{display:grid;gap:8px;align-content:end}.pyramid div{margin:auto;height:48px;display:grid;place-items:center;border-radius:10px;color:#07142f;font-weight:950;box-shadow:0 5px 0 rgba(0,0,0,.18)}.pyramid div:nth-child(1){width:48%;background:var(--sun)}.pyramid div:nth-child(2){width:62%;background:var(--coral)}.pyramid div:nth-child(3){width:76%;background:var(--sky)}.pyramid div:nth-child(4){width:90%;background:var(--aqua)}.privacy{display:grid;grid-template-columns:1fr 1fr;gap:18px}.privacy-card{padding:28px;border-radius:24px;background:#102b58;border:2px solid var(--line)}.privacy-card h3{font-size:27px;margin:0 0 9px}.privacy-card p{font-family:Inter,system-ui,sans-serif;color:var(--muted);line-height:1.65}.faq{display:grid;gap:12px}.faq details{padding:18px 20px;border-radius:18px;background:rgba(8,22,49,.85);border:1px solid var(--line)}.faq summary{cursor:pointer;font-size:18px;font-weight:900}.faq p{font-family:Inter,system-ui,sans-serif;color:var(--muted);line-height:1.65}.final-cta{padding:44px;border-radius:32px;background:linear-gradient(135deg,var(--sun),#ff9f6e);color:#07142f;display:grid;grid-template-columns:1fr auto;gap:25px;align-items:center;box-shadow:0 14px 0 rgba(0,0,0,.24)}.final-cta h2{font-size:clamp(38px,5vw,68px);line-height:.93;letter-spacing:-.055em;margin:0}.final-cta p{font-family:Inter,system-ui,sans-serif;line-height:1.5;max-width:670px}.final-cta .cta{background:#07142f;color:var(--cream);border-color:#07142f;white-space:nowrap}.footer{display:grid;grid-template-columns:1fr auto;gap:20px;padding:48px 0 32px;color:var(--muted);font-family:Inter,system-ui,sans-serif;font-size:13px}.footer a{color:var(--cream)}.footer nav{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}.mobile-nav-cta{display:none}
@media(max-width:900px){.hero{grid-template-columns:1fr;padding-top:30px}.hero-art{min-height:430px}.features{grid-template-columns:1fr}.evidence,.privacy{grid-template-columns:1fr}.nav-links a:not(.mobile-nav-cta){display:none}.mobile-nav-cta{display:inline-flex}.final-cta{grid-template-columns:1fr}.footer{grid-template-columns:1fr}.footer nav{justify-content:flex-start}}
@media(max-width:560px){.shell{width:min(100% - 22px,1180px)}.nav{height:72px}.brand small{display:none}.lang-select{max-width:88px;padding:9px}.hero{min-height:auto;padding:48px 0 62px}.hero h1{font-size:55px}.hero-art{min-height:340px}.planet{width:290px}.molecule{transform:scale(.72)}section{padding:58px 0}.final-cta{padding:28px}.category-cloud a{font-size:15px;padding:12px 14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}


/* Version 2.3 – one-time landing motion, no continuous render loop */
.nav { animation:nav-enter .38s ease-out both; }
.hero > div:first-child { animation:hero-copy-enter .58s cubic-bezier(.2,.78,.25,1) .05s both; }
.hero-art { animation:hero-art-enter .72s cubic-bezier(.2,.85,.25,1) .13s both; }
.trust span { animation:trust-enter .38s ease-out both; }
.trust span:nth-child(1){animation-delay:.38s}.trust span:nth-child(2){animation-delay:.44s}.trust span:nth-child(3){animation-delay:.50s}.trust span:nth-child(4){animation-delay:.56s}
@keyframes nav-enter{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}
@keyframes hero-copy-enter{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes hero-art-enter{from{opacity:0;transform:translateY(18px) scale(.96)}to{opacity:1;transform:none}}
@keyframes trust-enter{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.cta,.nav-links a,.feature,.category-cloud a,.evidence-card,.privacy-card,.faq details { transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease; }
.cta:hover,.category-cloud a:hover { transform:translateY(-3px); }
.cta:active,.category-cloud a:active { transform:translateY(2px) scale(.985); box-shadow:0 3px 0 rgba(0,0,0,.22); }
.feature:hover,.evidence-card:hover,.privacy-card:hover { transform:translateY(-4px); }
.faq details[open] { border-color:rgba(255,209,102,.58); background:rgba(14,35,74,.96); }
.faq summary { list-style:none; display:flex; align-items:center; justify-content:space-between; gap:16px; }
.faq summary::-webkit-details-marker { display:none; }
.faq summary::after { content:"+"; font-size:24px; color:var(--sun); transition:transform .18s ease; }
.faq details[open] summary::after { transform:rotate(45deg); }
:where(a,button,select,summary):focus-visible { outline:3px solid var(--sun); outline-offset:4px; }
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}