html,body{margin:0;padding:0;scroll-behavior:smooth;scroll-padding-top:76px}*{box-sizing:border-box}body{background:var(--surface)}
.home-root{position:relative;min-height:100vh;overflow:hidden;background:var(--surface);color:var(--tx3);font-family:var(--font-sans);transition:background-color .24s,color .24s}.wrap{width:min(1180px,calc(100% - 64px));margin:0 auto}.full-band{position:relative;width:100%;border-block:1px solid var(--border)}
.hero-wave-layer{position:absolute;inset:0 0 auto;height:100vh;z-index:0;pointer-events:none;overflow:hidden}.hero-wave-layer canvas{position:absolute;inset:0;width:100%;height:100%;display:block}.hero-wave-veil{position:absolute;inset:0;background:linear-gradient(90deg,var(--surface) 0%,color-mix(in srgb,var(--surface) 94%,transparent) 38%,color-mix(in srgb,var(--surface) 46%,transparent) 72%,color-mix(in srgb,var(--surface) 8%,transparent) 100%)}
#site-header{position:fixed;inset:0 0 auto;z-index:50;background:var(--header-bg);border-bottom:1px solid var(--border);backdrop-filter:blur(12px);transition:box-shadow .25s}#site-header.scrolled{box-shadow:0 14px 36px -28px rgba(0,0,0,.55)}.header-inner{width:min(1280px,calc(100% - 48px));min-height:68px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--tx1)!important;text-decoration:none}.brand img{display:block;border-radius:7px}.brand span{font-family:Poppins,sans-serif;font-size:17px;font-weight:700}.brand em{color:var(--tx4);font-style:normal;font-weight:600}.nav-desktop{display:flex;align-items:center;justify-content:flex-end;gap:16px}.nav-desktop>a{color:var(--tx4)!important;font-size:12.5px;font-weight:600;text-decoration:none;white-space:nowrap}.nav-desktop>a:hover{color:var(--tx1)!important}.nav-desktop small{color:var(--status-pass);font-family:var(--font-mono);font-size:8px;text-transform:uppercase}.nav-desktop button{display:grid;place-items:center;width:36px;height:36px;padding:0;border:1px solid var(--border);border-radius:9px;background:rgba(var(--w),.035);color:var(--tx4);cursor:pointer}.theme-light [data-moon],.theme-dark [data-sun]{display:none}.nav-desktop .nav-cta{min-height:38px;padding:0 16px;display:inline-flex;align-items:center;border:1px solid var(--tx1);border-radius:9px;background:var(--tx1);color:var(--surface)!important}
main{position:relative;z-index:1}.home-hero{min-height:100vh;display:flex;align-items:center;padding:124px 0 76px}.hero-copy{margin-left:max(32px,calc((100vw - 1180px)/2));margin-right:0;width:min(760px,calc(100% - 64px))}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--arka-red);font-family:var(--font-mono);font-size:10.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.eyebrow i{width:24px;height:1px;background:currentColor}.home-hero h1{max-width:820px;margin:24px 0 0;color:var(--tx1);font-family:Poppins,sans-serif;font-size:clamp(46px,5.4vw,72px);font-weight:800;letter-spacing:-.045em;line-height:1.02;text-wrap:balance}.home-hero h1 span,.thesis h2 span{color:var(--arka-red)}.home-hero p{max-width:720px;margin:28px 0 0;color:var(--tx3);font-size:17px;line-height:1.7;text-wrap:pretty}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}.actions.centered{justify-content:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:50px;padding:12px 24px;border-radius:10px;font-size:14px;font-weight:700;text-align:center;text-decoration:none;transition:transform .18s,border-color .18s}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--tx1);border:1px solid var(--tx1);color:var(--surface)!important}.btn-secondary{background:var(--zone);border:1px solid var(--border-strong);color:var(--tx1)!important}
.thesis{background:var(--bar);padding:112px 0}.thesis-inner{max-width:940px;text-align:center}.thesis .eyebrow,.beta-section .eyebrow{justify-content:center}.thesis h2,.section-head h2,.split h2,.resource-card h2,.beta-section h2{margin:22px 0 0;color:var(--tx1);font-family:Poppins,sans-serif;font-size:clamp(38px,4.6vw,60px);font-weight:800;letter-spacing:-.035em;line-height:1.07;text-wrap:balance}.thesis p,.section-head>p,.split>div>p,.beta-section>div>p{max-width:790px;margin:28px auto 0;color:var(--tx3);font-size:18px;line-height:1.75;text-wrap:pretty}
.product-section,.cortex-section,.resource-section{padding:118px 0}.section-head{max-width:850px}.section-head>p{margin-left:0}.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:50px}.benefits article,.cortex-grid article{padding:28px;border:1px solid var(--border);border-radius:16px;background:var(--zone)}.benefits b,.rules span{color:var(--arka-red);font-family:var(--font-mono);font-size:10px;letter-spacing:.08em}.benefits h3,.cortex-grid h3,.rules h3{margin:15px 0 0;color:var(--tx1);font-size:18px}.benefits p,.cortex-grid p,.rules p{margin:10px 0 0;color:var(--tx4);font-size:14px;line-height:1.6}.product-shot{margin-top:48px;border:1px solid var(--border-strong);border-radius:20px;overflow:hidden;background:#171718;box-shadow:0 36px 90px -54px rgba(0,0,0,.75)}.product-shot img{display:block;width:100%;height:auto}.section-link{margin-top:26px;text-align:right}.section-link a{color:var(--tx1)!important;font-size:14px;font-weight:700;text-decoration:none}
.arka-section{padding:112px 0;background:var(--bar)}.split{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);align-items:center;gap:80px}.split>div>p{margin-left:0}.arka-flow{display:flex;flex-direction:column}.arka-flow>div{display:grid;grid-template-columns:38px 1fr;gap:3px 14px;padding:22px 0;border-bottom:1px solid var(--border)}.arka-flow>div:first-child{border-top:1px solid var(--border)}.arka-flow span{grid-row:1/3;display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:rgba(199,15,67,.1);color:var(--arka-red);font-family:var(--font-mono);font-size:11px;font-weight:700}.arka-flow b{color:var(--tx1);font-size:15px}.arka-flow small{color:var(--tx4);font-size:13px;line-height:1.55}
.cortex-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:52px}.cortex-grid article{min-height:178px;border-top:2px solid var(--arka-red)}
.governance{padding:112px 0;background:var(--zone)}.rules{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:48px}.rules article{padding:22px 20px;border-left:1px solid var(--border)}.rules article:first-child{border-left:0}.rules h3{font-size:15px}.rules p{font-size:12.5px}
.resource-section{padding-block:92px}.resource-card{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:60px;padding:44px;border:1px solid var(--border-strong);border-radius:20px;background:var(--zone);box-shadow:0 28px 80px -62px rgba(0,0,0,.7)}.resource-card h2{margin-top:16px;font-size:36px}.resource-card p{max-width:700px;margin:14px 0 0;color:var(--tx4);font-size:15px;line-height:1.65}.beta-section{padding:112px 0;background:var(--bar);text-align:center}.beta-section h2{max-width:850px;margin-inline:auto}.beta-section>div>p{max-width:680px}
footer{position:relative;z-index:1;border-top:1px solid var(--border);background:var(--bar)}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:48px;padding-block:60px 40px}.footer-grid>div{display:flex;flex-direction:column;align-items:flex-start;gap:12px}.footer-grid p{max-width:370px;margin:8px 0 0;color:var(--tx4);font-size:13px;line-height:1.6}.footer-grid b{color:var(--tx5);font-family:var(--font-mono);font-size:9px;text-transform:uppercase}.footer-grid a:not(.brand){color:var(--tx4)!important;font-size:13px;text-decoration:none}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-block:22px;border-top:1px solid var(--border);color:var(--tx5);font-family:var(--font-mono);font-size:10px}
.reveal-on .reveal{opacity:0;transform:translateY(24px)}.reveal-on .reveal.in{opacity:1;transform:none;transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
@media(max-width:1120px){.nav-desktop{gap:11px}.nav-desktop>a{font-size:11.5px}.rules{grid-template-columns:repeat(3,1fr)}.rules article:nth-child(4){border-left:0}}
@media(max-width:860px){.nav-desktop{display:none}.wrap{width:min(100% - 44px,1180px)}.header-inner{width:calc(100% - 40px)}.home-hero{min-height:auto;padding:150px 0 100px}.hero-copy{width:calc(100% - 44px);margin-inline:auto}.home-hero h1{font-size:clamp(39px,10vw,56px)}.home-hero p{font-size:16px}.thesis,.product-section,.arka-section,.cortex-section,.governance,.beta-section{padding-block:86px}.benefits,.cortex-grid{grid-template-columns:1fr}.split{grid-template-columns:1fr;gap:44px}.rules{grid-template-columns:1fr}.rules article,.rules article:nth-child(4){border-left:0;border-top:1px solid var(--border)}.resource-card{grid-template-columns:1fr;gap:28px;padding:32px}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.wrap{width:calc(100% - 36px)}.header-inner{width:calc(100% - 36px)}.home-hero{padding-top:130px}.home-hero h1{font-size:38px}.home-hero h1 br{display:none}.actions,.actions .btn,.resource-card .btn{width:100%}.thesis h2,.section-head h2,.split h2,.beta-section h2{font-size:34px}.benefits article,.cortex-grid article{padding:24px}.product-shot{margin-inline:-8px;border-radius:14px}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.resource-section{padding-block:64px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal-on .reveal{opacity:1;transform:none}}