:root{--bg:#05070a;--surface:#0b0e13;--surface2:#11151b;--text:#f5f6f7;--muted:#a5acb6;--line:rgba(255,255,255,.12);--blue:#1687ff;--paper:#f5f2ec;--paper2:#ebe7df;--ink:#0b0e13;--max:1380px;--header:88px;--radius:18px}
html[data-theme="light"]{--bg:#f6f3ed;--surface:#fff;--surface2:#ebe7df;--text:#0b0e13;--muted:#626974;--line:rgba(11,14,19,.14);--paper:#f6f3ed;--paper2:#fff;--ink:#0b0e13}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 18px)}body{margin:0;background:var(--bg);color:var(--text);font-family:"Avenir Next","SF Pro Display","Helvetica Neue",Helvetica,Arial,sans-serif;overflow-x:hidden;transition:background .35s,color .35s}a{color:inherit;text-decoration:none}button,select{font:inherit}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip{position:fixed;left:16px;top:-60px;z-index:999;background:var(--blue);padding:12px;color:#fff}.skip:focus{top:16px}
.header{height:var(--header);position:fixed;z-index:100;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:0 34px;background:color-mix(in srgb,var(--bg) 84%,transparent);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}.brand{height:56px;width:190px;display:flex;align-items:center;overflow:visible}.brand img{display:block;width:100%;height:auto;max-height:54px;object-fit:contain;object-position:left center;filter:none}.nav{display:flex;gap:34px;font-size:12px;letter-spacing:.08em;text-transform:uppercase}.nav a{color:var(--muted);transition:.2s}.nav a:hover,.nav a.active{color:var(--text)}.controls{display:flex;align-items:center;gap:9px}.language select,.round{height:40px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--text);padding:0 13px}.round{width:40px;padding:0;cursor:pointer}.sun{display:none}html[data-theme="light"] .sun{display:inline}html[data-theme="light"] .moon{display:none}.menu{display:none;width:40px;height:40px;border:0;background:none;position:relative}.menu i{position:absolute;left:10px;width:20px;height:1px;background:var(--text);transition:.25s}.menu i:first-child{top:15px}.menu i:last-child{top:23px}.menu-open .menu i:first-child{top:19px;transform:rotate(45deg)}.menu-open .menu i:last-child{top:19px;transform:rotate(-45deg)}.mobile-nav{position:fixed;inset:var(--header) 0 0;z-index:90;background:var(--bg);display:flex;flex-direction:column;justify-content:center;padding:34px;gap:22px;font-size:clamp(34px,9vw,62px);opacity:0;pointer-events:none;transition:.25s}.mobile-nav.open{opacity:1;pointer-events:auto}
.section{padding:clamp(100px,12vw,180px) max(28px,calc((100vw - var(--max))/2));position:relative}.hero{min-height:100svh;padding-top:calc(var(--header) + 80px);display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:6vw;overflow:hidden}.hero-copy{position:relative;z-index:2}.eyebrow{font-size:11px;letter-spacing:.19em;color:var(--blue);font-weight:600;margin:0 0 28px}.hero h1{font-size:clamp(54px,6.4vw,96px);line-height:.98;letter-spacing:-.06em;font-weight:430;margin:0;max-width:900px}.lead{font-size:clamp(17px,1.65vw,23px);line-height:1.55;color:var(--muted);max-width:720px;margin:34px 0}.cta{display:inline-flex;align-items:center;gap:26px;border:1px solid var(--blue);border-radius:8px;padding:15px 18px;font-size:13px}.cta b{font-size:19px;color:var(--blue)}.hero-art{height:min(70vw,720px);position:relative;display:grid;place-items:center}.halo{position:absolute;width:90%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(22,135,255,.28),transparent 67%);filter:blur(22px)}.x3d{font-size:min(35vw,520px);font-weight:800;line-height:1;letter-spacing:-.15em;background:linear-gradient(135deg,#f6f6f6 0 32%,#7d828a 45%,#1687ff 46% 70%,#0e4d9a 82%);-webkit-background-clip:text;color:transparent;transform:rotate(-8deg);filter:drop-shadow(0 32px 45px rgba(0,0,0,.5))}
.about,.principles,.contact{background:var(--paper);color:var(--ink)}html[data-theme="dark"] .about,html[data-theme="dark"] .principles,html[data-theme="dark"] .contact{background:#f3f0ea;color:#0b0e13}.section-tag{display:flex;justify-content:space-between;border-bottom:1px solid rgba(11,14,19,.18);padding-bottom:14px;font-size:10px;letter-spacing:.16em}.section-tag p{margin:0}.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:10vw;padding-top:80px}.about h2,.section-title,.contact>h2{font-size:clamp(46px,5.8vw,84px);line-height:1;letter-spacing:-.055em;font-weight:430;margin:0;max-width:1050px}.copy p{font-size:clamp(18px,1.7vw,24px);line-height:1.55;margin:0 0 28px;color:#626871}.facts{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(11,14,19,.18);margin-top:90px;padding-top:25px;gap:30px}.facts article{display:flex;flex-direction:column;gap:11px}.facts span,.contact-grid span{font-size:9px;letter-spacing:.15em;color:#737982}.facts strong{font-size:14px}
.product{background:var(--bg);color:var(--text)}.product-head{display:flex;justify-content:space-between;align-items:end;border-bottom:1px solid var(--line);padding-bottom:35px}.product-head h2{font-size:clamp(72px,12vw,170px);line-height:.78;letter-spacing:-.085em;font-weight:430;margin:0}.product-head>p{max-width:430px;color:var(--muted);font-size:19px;line-height:1.5}.screen{width:min(1160px,100%);margin:100px auto;background:#0b0e13;border:1px solid rgba(255,255,255,.16);border-radius:18px;overflow:hidden;box-shadow:0 50px 120px rgba(0,0,0,.48)}.screenbar{height:42px;background:#151920;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;padding:0 14px;gap:7px;color:#717781;font-size:10px}.screenbar i{width:8px;height:8px;background:#4a5059;border-radius:50%}.screenbar span{margin-left:8px}.app{display:grid;grid-template-columns:68px 1fr;min-height:560px}.app aside{border-right:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;align-items:center;padding-top:20px;gap:18px}.app aside b{width:36px;height:36px;background:var(--blue);color:white;border-radius:10px;display:grid;place-items:center}.app aside em{width:18px;height:18px;border:1px solid #424852;border-radius:5px}.app aside em.active{background:rgba(22,135,255,.2);border-color:var(--blue)}.workspace{padding:28px;background:linear-gradient(145deg,#11151b,#080a0e)}.workspace header{display:flex;justify-content:space-between;align-items:center}.workspace header small,.cards small{display:block;font-size:9px;letter-spacing:.15em;color:#747b86;margin-bottom:7px}.workspace header strong{font-size:18px}.workspace header>span{font-size:9px;letter-spacing:.12em;border:1px solid #3d9364;color:#69d294;padding:7px 12px;border-radius:99px}.cards{display:grid;grid-template-columns:1.25fr .75fr;gap:15px;margin-top:24px}.cards article{background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:20px;min-height:190px}.cards .floor{grid-row:span 2;min-height:400px;position:relative}.t{position:absolute;width:78px;height:78px;border:1px solid #4d5560;border-radius:50%;display:grid;place-items:center;font-size:11px;color:#8a929e}.t.a{left:18%;top:24%}.t.b{left:57%;top:18%}.t.c{left:34%;top:61%}.t.d{left:68%;top:57%}.number{display:block;font-size:66px;line-height:1;margin:37px 0 5px}.cards article>p{color:#7f8791;font-size:12px}.bar{height:4px;background:#282e36;margin-top:28px}.bar i{display:block;width:72%;height:100%;background:var(--blue)}.service p{display:grid;grid-template-columns:38px 1fr auto;border-bottom:1px solid rgba(255,255,255,.08);padding:12px 0;margin:0;font-size:12px}.service p b{color:#707782}.service p em{font-style:normal;color:#777f89;font-size:10px}.service p em.blue{color:var(--blue)}.product-copy{display:grid;grid-template-columns:1.15fr .85fr;gap:10vw;border-top:1px solid var(--line);padding-top:65px}.product-copy h3{font-size:clamp(42px,5vw,72px);line-height:1;letter-spacing:-.05em;font-weight:430;margin:0}.product-copy p{font-size:20px;line-height:1.55;color:var(--muted);margin:0 0 30px}.textlink{font-size:12px;letter-spacing:.12em;text-transform:uppercase;border-bottom:1px solid var(--blue);padding-bottom:8px}
.section-title{padding:80px 0 95px}.principle-grid{border-top:1px solid rgba(11,14,19,.18)}.principle-grid article{display:grid;grid-template-columns:90px 1fr 1fr;gap:5vw;padding:40px 0;border-bottom:1px solid rgba(11,14,19,.18)}.principle-grid article>span{font-size:10px;color:#777}.principle-grid h3{font-size:clamp(27px,3vw,44px);font-weight:450;margin:0}.principle-grid p{font-size:18px;line-height:1.5;color:#626871;margin:0}.statement{min-height:82svh;display:flex;flex-direction:column;justify-content:center;overflow:hidden}.statement h2{font-size:clamp(48px,6vw,90px);line-height:1;letter-spacing:-.055em;font-weight:430;max-width:1100px;margin:0;position:relative;z-index:2}.watermark{position:absolute;right:-.04em;bottom:-.34em;font-size:min(76vw,850px);font-weight:800;line-height:1;color:color-mix(in srgb,var(--blue) 9%,transparent)}.contact>h2{padding:80px 0 95px}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:5vw;border-top:1px solid rgba(11,14,19,.18);padding-top:32px}.contact-grid article{display:flex;flex-direction:column;gap:16px}.contact-grid a{font-size:clamp(19px,2vw,28px)}.contact-grid p{font-size:18px;line-height:1.5;margin:0}footer{background:var(--bg);color:var(--text);padding:75px max(28px,calc((100vw - var(--max))/2)) 30px}footer>img{display:block;width:min(430px,70vw);height:auto;margin:0 auto 65px}footer>div{border-top:1px solid var(--line);padding-top:26px;display:grid;grid-template-columns:1fr auto 1fr;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}footer nav{display:flex;gap:24px}footer p:last-child{text-align:right}.anchor{scroll-margin-top:calc(var(--header) + 12px)}.reveal{opacity:0;transform:translateY(30px);transition:.7s cubic-bezier(.22,.8,.2,1)}.reveal.visible{opacity:1;transform:none}
@media(max-width:900px){:root{--header:76px}.header{padding:0 18px}.brand{width:150px;height:48px}.nav{display:none}.menu{display:block}.hero{grid-template-columns:1fr;padding-top:calc(var(--header) + 68px)}.hero-art{height:55vw;min-height:280px}.about-grid,.product-copy{grid-template-columns:1fr;gap:50px}.facts{grid-template-columns:1fr}.product-head{flex-direction:column;align-items:flex-start;gap:30px}.screen{margin:65px auto}.app{grid-template-columns:48px 1fr}.workspace{padding:16px}.cards{grid-template-columns:1fr}.cards .floor{grid-row:auto;min-height:320px}.principle-grid article{grid-template-columns:55px 1fr}.principle-grid p{grid-column:2}.contact-grid{grid-template-columns:1fr;gap:48px}footer>div{grid-template-columns:1fr;text-align:center;gap:20px}footer nav{justify-content:center}footer p:last-child{text-align:center}}
@media(max-width:560px){.header{padding:0 14px}.brand{width:132px}.controls{gap:5px}.language select,.round,.menu{height:38px}.section{padding-left:20px;padding-right:20px}.hero h1{font-size:13vw}.hero-art{height:330px}.product-head h2{font-size:20vw}.screen{border-radius:11px}.app{grid-template-columns:1fr}.app aside{display:none}.workspace{padding:12px}.workspace header strong{font-size:13px}.cards article{padding:14px}.t{width:58px;height:58px}.principle-grid article{grid-template-columns:1fr}.principle-grid p{grid-column:auto}.product-copy p{font-size:17px}.x3d{font-size:68vw}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{transition:none;opacity:1;transform:none}}

/* v4.1 polish */
.header{box-shadow:0 1px 0 rgba(255,255,255,.015)}
.brand img{image-rendering:auto}
.hero{min-height:100svh}
.hero-copy{max-width:830px}
.hero h1{max-width:820px;text-wrap:balance}
.hero-actions{display:flex;align-items:center;gap:26px;flex-wrap:wrap;margin-top:34px}
.hero-actions .cta{margin-top:0}
.quiet-link{display:inline-flex;align-items:center;gap:14px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:13px 0;border-bottom:1px solid transparent;transition:.25s}
.quiet-link:hover{color:var(--text);border-color:var(--blue)}
.hero-proof{position:absolute;left:max(34px,calc((100vw - var(--max))/2));bottom:34px;display:flex;gap:18px;align-items:center;font-size:10px;letter-spacing:.12em;text-transform:uppercase;z-index:3}
.hero-proof span{color:var(--blue)}.hero-proof b{font-weight:520;color:var(--muted)}
.section h2{text-wrap:balance}
.product-status{width:min(1120px,100%);margin:-26px auto 64px;display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12px}
.product-status p{display:flex;gap:14px;margin:0}.product-status b{font-size:9px;letter-spacing:.16em;color:var(--blue)}
.status-dot{width:8px;height:8px;border-radius:50%;background:#3ee58b;box-shadow:0 0 0 6px rgba(62,229,139,.09)}
.founder-section{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.founder-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:9vw;align-items:center;padding-top:80px}
.founder-monogram{font-size:clamp(120px,22vw,330px);line-height:.72;letter-spacing:-.11em;font-weight:700;color:transparent;-webkit-text-stroke:1px color-mix(in srgb,var(--text) 24%,transparent);user-select:none}
.founder-grid h2{font-size:clamp(42px,5.7vw,82px);line-height:1;letter-spacing:-.055em;font-weight:430;margin:0 0 35px}
.founder-grid>div:last-child>p:last-child{max-width:720px;color:var(--muted);font-size:19px;line-height:1.6}
.footer-top{display:flex;align-items:flex-end;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:48px}
.footer-top img{border:0!important;padding:0!important;margin:0!important;width:min(390px,55vw)!important}
.footer-top p{margin:0;text-align:right;color:var(--muted);font-size:17px;line-height:1.5}
@media(max-width:900px){.hero-proof{left:20px;bottom:22px}.founder-grid{grid-template-columns:1fr;gap:45px}.founder-monogram{font-size:34vw}.footer-top{align-items:flex-start;flex-direction:column;gap:35px}.footer-top p{text-align:left}.product-status{margin-top:-15px}}
@media(max-width:560px){.hero-actions{align-items:flex-start;flex-direction:column;gap:8px}.hero-proof{display:none}.founder-grid{padding-top:55px}.product-status p{flex-direction:column;gap:5px}.footer-top img{width:210px!important}}


/* RDHX Signature Edition v4.2 — structural and visual refinement */
:root{
  --bg:#05070a;--surface:#0b0e13;--surface2:#10141a;--text:#f4f6f8;
  --muted:#9aa2ad;--line:rgba(255,255,255,.11);--blue:#1687ff;
  --panel:#0a0d12;--panel-text:#f4f6f8;--panel-muted:#9aa2ad;
  --max:1320px;--header:86px;
}
html[data-theme="light"]{
  --bg:#f5f3ee;--surface:#ffffff;--surface2:#ebe8e1;--text:#101318;
  --muted:#646b75;--line:rgba(16,19,24,.13);--blue:#086fd8;
  --panel:#ffffff;--panel-text:#101318;--panel-muted:#646b75;
}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;font-feature-settings:"kern" 1,"liga" 1;text-rendering:optimizeLegibility}
.header{padding-inline:max(22px,calc((100vw - var(--max))/2));background:color-mix(in srgb,var(--bg) 90%,transparent)}
.brand{width:174px;height:58px}.brand img{width:100%;height:100%;max-height:none;object-fit:contain;object-position:left center}
.nav{gap:30px;font-size:11px;letter-spacing:.075em;font-weight:540}
.section{padding-block:clamp(92px,10vw,150px)}
.hero{grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);padding-top:calc(var(--header) + 54px)}
.hero h1{font-size:clamp(50px,5.8vw,84px);line-height:1.01;letter-spacing:-.052em;font-weight:420;max-width:760px}
.lead{font-size:clamp(17px,1.45vw,21px);max-width:650px;line-height:1.58;margin:29px 0 0}
.hero-actions{margin-top:31px}.cta{border-radius:999px;padding:13px 18px}.quiet-link{padding-block:12px}
.hero-art{height:min(58vw,650px)}.x3d{font-size:min(31vw,445px)}
.hero-proof{bottom:26px}
.about,.principles,.contact,.focus-section{background:var(--panel);color:var(--panel-text)}
html[data-theme="dark"] .about,html[data-theme="dark"] .principles,html[data-theme="dark"] .contact{background:var(--panel);color:var(--panel-text)}
.section-tag{border-color:var(--line);color:var(--panel-muted)}
.about-grid{padding-top:68px;grid-template-columns:1.05fr .95fr;gap:8vw}
.about h2,.section-title,.contact>h2{font-size:clamp(42px,5vw,72px);line-height:1.035;letter-spacing:-.047em;color:var(--panel-text)}
.copy p,.principle-grid p{color:var(--panel-muted)}
.facts,.principle-grid,.contact-grid{border-color:var(--line)}
.facts span,.contact-grid span{color:var(--panel-muted)}
.product-head h2{font-size:clamp(70px,10vw,142px)}
.product-head>p{font-size:18px}.screen{margin:82px auto 72px}
.product-copy h3{font-size:clamp(40px,4.6vw,64px)}
.product-copy{gap:8vw}
.focus-section{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.focus-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:9vw;padding-top:72px;align-items:start}
.focus-layout h2{font-size:clamp(42px,5.1vw,72px);line-height:1.03;letter-spacing:-.047em;font-weight:420;margin:0;color:var(--panel-text);text-wrap:balance}
.focus-steps{border-top:1px solid var(--line)}
.focus-steps article{display:grid;grid-template-columns:56px .72fr 1.28fr;gap:28px;padding:27px 0;border-bottom:1px solid var(--line);align-items:start}
.focus-steps article>span{font-size:10px;color:var(--blue);padding-top:6px}
.focus-steps h3{font-size:22px;font-weight:480;letter-spacing:-.025em;margin:0;color:var(--panel-text)}
.focus-steps p{font-size:16px;line-height:1.55;color:var(--panel-muted);margin:0}
.principle-grid article{border-color:var(--line)}
.founder-section{background:var(--surface)}
.contact-grid{border-color:var(--line)}
footer{padding-top:62px}.footer-top{padding-bottom:38px}.footer-top img{width:min(330px,52vw)!important}
html[data-theme="light"] .x3d{filter:drop-shadow(0 28px 38px rgba(23,34,49,.18))}
html[data-theme="light"] .halo{background:radial-gradient(circle,rgba(22,135,255,.16),transparent 68%)}
html[data-theme="light"] .screen{box-shadow:0 45px 100px rgba(36,43,53,.20)}
html[data-theme="light"] .founder-monogram{-webkit-text-stroke-color:rgba(16,19,24,.18)}
@media(max-width:900px){
  .brand{width:154px;height:52px}.hero{grid-template-columns:1fr}.hero-art{height:48vw;min-height:300px}
  .focus-layout{grid-template-columns:1fr;gap:52px}.focus-steps article{grid-template-columns:45px 1fr}.focus-steps p{grid-column:2}
}
@media(max-width:560px){
  .brand{width:142px;height:48px}.hero h1{font-size:12.6vw}.lead{font-size:16px}.hero-art{height:300px}
  .focus-steps article{grid-template-columns:1fr;gap:10px}.focus-steps p{grid-column:auto}.focus-steps article>span{padding-top:0}
}