:root{--ink:#050806;--panel:#0c1711;--panel-2:#101f17;--line:rgba(160,255,205,.16);--green:#18e08b;--green-light:#6cf5b7;--deep:#087a4c;--paper:#f2f7f4;--muted:#91a299;--muted-2:#718078;--warn:#f0b35a;--radius:18px;--width:1180px;--reading:760px}
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html{scroll-behavior:smooth;background:var(--ink)}
body{margin:0;background:var(--ink);color:var(--paper);font:16px/1.62 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overflow-x:hidden}
a{color:inherit;text-decoration:none}
h1,h2,h3,p{margin:0}
ul,ol{margin:0;padding:0}
img{max-width:100%}
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.green{color:var(--green)}
.skip-link{position:fixed;z-index:100;left:16px;top:12px;padding:11px 16px;border-radius:8px;color:#03140c;background:var(--green);font-weight:800;transform:translateY(-150%)}
.skip-link:focus{transform:translateY(0)}
:focus-visible{outline:3px solid var(--green-light);outline-offset:4px}
.topbar{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(5,8,6,.9);backdrop-filter:blur(18px)}
.nav{height:74px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;font-weight:850;letter-spacing:-.04em}
.mark{position:relative;width:30px;height:30px;display:inline-block;flex:0 0 auto;transform:rotate(45deg)}
.mark i{position:absolute;width:9px;height:9px;border-radius:2px;background:var(--green);box-shadow:0 0 18px rgba(24,224,139,.4)}
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.console{position:relative;overflow:hidden;border:1px solid rgba(160,255,205,.27);border-radius:24px;background:linear-gradient(150deg,#101f17,#070d0a);box-shadow:0 30px 100px rgba(0,190,108,.14);transform:rotateY(-3deg)}
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.bar{position:relative;z-index:2;height:52px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 16px;border-bottom:1px solid rgba(255,255,255,.07);color:#829188;font-size:10px;letter-spacing:.1em;text-transform:uppercase}.dots i{display:inline-block;width:7px;height:7px;margin-right:4px;border-radius:50%;background:#536158}.online{justify-self:end;color:#afbeb5}.online:before{content:"";display:inline-block;width:6px;height:6px;margin-right:7px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green)}
.stage{position:relative;z-index:2;height:330px}.node{position:absolute;display:flex;align-items:center;gap:10px;padding:12px;border:1px solid rgba(255,255,255,.12);border-radius:13px;background:rgba(10,18,14,.96);box-shadow:0 15px 40px rgba(0,0,0,.25)}.node b{display:block;font-size:12px}.node small{display:block;color:#84938a;font-size:9px;letter-spacing:.08em;text-transform:uppercase}.node-icon{width:35px;height:35px;display:grid;place-items:center;border-radius:9px;color:var(--green);background:#15251b;font-weight:800}.app-node{left:6%;top:25%}.mesh-node{left:50%;top:50%;transform:translate(-50%,-50%);border-color:rgba(24,224,139,.45)}.inbox-node{right:5%;bottom:24%}.route-line{position:absolute;height:1px;background:linear-gradient(90deg,transparent,var(--green),transparent);opacity:.7}.r1{width:43%;left:20%;top:40%;transform:rotate(16deg)}.r2{width:35%;left:54%;top:55%;transform:rotate(16deg)}
.events{position:relative;z-index:2;padding:0 14px 14px}.event{display:grid;grid-template-columns:75px 1fr auto;gap:12px;padding:12px;border-top:1px solid rgba(255,255,255,.06);color:#a1afa7;font:11px ui-monospace,monospace}.event b{color:#c5d1ca}.status{padding:5px;border-radius:5px;text-align:center;color:var(--green);background:rgba(24,224,139,.1);font:700 10px ui-sans-serif,system-ui}
.strip{border-block:1px solid rgba(255,255,255,.07);background:#070c09}.strip .wrap{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#84938b;font-size:12px}.strip b{color:#acb9b2;letter-spacing:.12em;font-size:10px}
.section{padding:120px 0;scroll-margin-top:82px}.heading{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:end;margin-bottom:55px}.heading h2,.delivery h2,.guide-grid h2,.cta h2{margin-top:14px;font-size:clamp(38px,5vw,66px);line-height:1.02;letter-spacing:-.055em;font-weight:630}.heading>p,.delivery>div>p,.guide-grid>div>p{color:var(--muted);line-height:1.8}
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.guide-callout{border-block:1px solid rgba(255,255,255,.07);background:linear-gradient(120deg,#07100b,#0d2116)}.guide-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:80px;align-items:center}.guide-grid .arrow-link{display:inline-block;margin-top:26px;font-weight:800}
.cta{position:relative;overflow:hidden;margin:120px auto;padding:100px 24px;border:1px solid rgba(24,224,139,.25);border-radius:26px;background:linear-gradient(145deg,#10271b,#07100b);text-align:center;box-shadow:0 30px 100px rgba(0,190,108,.13)}.cta p:not(.kicker){max-width:570px;margin:22px auto 28px;color:#94a299}
footer{padding:55px 0 30px;border-top:1px solid rgba(255,255,255,.07);color:#819087;background:#030504}.foot{display:flex;align-items:center;justify-content:space-between;gap:30px;font-size:12px}

/* Article */
.article-hero{padding:74px 0 82px}.breadcrumbs{display:flex;gap:10px;margin-bottom:52px;color:#86958c;font-size:13px}.breadcrumbs a:hover{color:var(--green-light)}.article-hero h1{max-width:1080px;font-size:clamp(48px,7vw,90px);line-height:.98;letter-spacing:-.065em;font-weight:640}.article-deck{max-width:800px;margin-top:30px;color:#acb9b2;font-size:20px;line-height:1.75}.article-meta{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:32px;color:#8b9a91;font-size:12px}.article-meta>*+*:before{content:"";display:inline-block;width:4px;height:4px;margin:0 14px 2px 0;border-radius:50%;background:var(--green)}
.metric-band{padding:78px 0;border-block:1px solid rgba(255,255,255,.08);background:linear-gradient(120deg,#08130d,#0d2116)}.section-intro{max-width:730px}.section-intro h2{margin-top:12px;font-size:clamp(34px,5vw,57px);line-height:1.04;letter-spacing:-.05em}.rate-math{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:28px;margin-top:45px}.rate-math div{padding:28px;border:1px solid rgba(160,255,205,.16);border-radius:16px;background:rgba(5,8,6,.35)}.rate-math b,.rate-math span{display:block}.rate-math b{font-size:clamp(38px,5vw,66px);line-height:1;letter-spacing:-.055em}.rate-math span{margin-top:8px;color:#93a299;font-size:12px;text-transform:uppercase;letter-spacing:.12em}.rate-math>i{color:var(--green);font-style:normal;font-size:20px}.band-note{max-width:780px;margin-top:28px;color:#a5b2aa}
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.prose{min-width:0}
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.control-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:32px}.control-grid article{padding:22px;border:1px solid rgba(255,255,255,.085);border-radius:13px;background:linear-gradient(145deg,rgba(16,31,23,.8),rgba(7,12,9,.8))}.control-grid span{color:var(--green);font:10px ui-monospace,monospace}.control-grid h3{margin-top:14px}.control-grid p{margin-top:8px;color:#95a39b;font-size:13px;line-height:1.7}
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.retry-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:12px;margin-top:32px}.retry-flow div{padding:18px;border:1px solid rgba(255,255,255,.09);border-radius:12px}.retry-flow span,.retry-flow b{display:block}.retry-flow span{color:#829188;font-size:10px;text-transform:uppercase;letter-spacing:.09em}.retry-flow b{margin-top:6px;font-size:14px}.retry-flow>i{color:var(--green);font-style:normal}.expiry-rule{margin-top:34px;padding:30px;border:1px solid rgba(240,179,90,.35);border-radius:16px;background:rgba(240,179,90,.055)}.expiry-rule .kicker{color:var(--warn)}.expiry-rule h3{margin-top:11px;font-size:28px}.expiry-rule p:last-child{margin-top:12px;color:#b5c0ba}.article-close{padding:55px!important;border:1px solid rgba(24,224,139,.25)!important;border-radius:20px;background:linear-gradient(145deg,#10271b,#07100b)}.article-close .button{margin-top:28px}
.error-main{min-height:70vh;display:grid;place-items:center;padding:80px 0}.error-card{max-width:760px;padding:70px;border:1px solid rgba(160,255,205,.2);border-radius:22px;background:linear-gradient(145deg,#10271b,#07100b);text-align:center}.error-card h1{margin-top:16px;font-size:clamp(45px,8vw,80px);letter-spacing:-.06em}.error-card>p:not(.kicker){margin:18px auto 28px;color:#aebbb4}

@media(max-width:900px){.hero{grid-template-columns:1fr;padding-top:70px}.hero-copy{text-align:center}.eyebrow,.actions,.proof{justify-content:center}.lead{margin-inline:auto}.console{transform:none;max-width:650px;margin:auto}.heading,.delivery,.guide-grid{grid-template-columns:1fr;gap:35px}.tiers{grid-template-columns:1fr}.tier{max-width:620px;width:100%;margin:auto}.guardrails{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:1fr;gap:45px}.toc{position:static;max-width:var(--reading);width:100%;margin:auto}.prose{max-width:var(--reading);width:100%;margin:auto}}
@media(max-width:680px){.wrap{width:min(calc(100% - 28px),var(--width))}.nav{height:66px}.nav-links{display:none}.nav-cta{font-size:12px}.hero{min-height:auto;padding:65px 0}.hero h1{font-size:52px}.actions{display:grid}.stage{height:280px}.node small{display:none}.node b{font-size:10px}.strip .wrap{padding:22px 0;display:grid}.section{padding:82px 0}.heading h2,.delivery h2,.guide-grid h2,.cta h2{font-size:40px}.features{grid-template-columns:1fr}.card.wide{grid-column:auto}.event{grid-template-columns:68px 1fr}.event b{display:none}.guardrails{grid-template-columns:1fr}.cta{margin:80px auto;padding:75px 18px}.foot{align-items:flex-start;flex-direction:column}.article-hero{padding:55px 0 62px}.article-hero h1{font-size:48px}.article-deck{font-size:18px}.article-meta{display:grid}.article-meta>*+*:before{display:none}.metric-band{padding:60px 0}.rate-math{grid-template-columns:1fr;gap:10px}.rate-math>i{transform:rotate(90deg);justify-self:center}.article-layout{padding-block:70px}.prose>section{padding-bottom:70px}.formula{grid-template-columns:1fr;text-align:center}.formula i{transform:rotate(90deg)}.control-grid,.compare{grid-template-columns:1fr}.retry-flow{grid-template-columns:1fr}.retry-flow>i{transform:rotate(90deg);justify-self:center}.article-close{padding:30px!important}.error-card{padding:50px 22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}