:root{color-scheme:dark;--bg:#171717;--panel:#202020;--card:#242424;--line:#383838;--line-strong:#535353;--text:#f3f3f0;--muted:#a7a7a3;--green:#137047;--green-light:#6ac48d;--gold:#c4a966;font-family:Inter,"IBM Plex Sans Arabic",-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);line-height:1.5}
a{color:inherit;text-decoration:none}
button,a{outline-offset:4px}
.site-header,main,footer{max-width:1440px;margin:auto}
.site-header{height:78px;padding:0 clamp(24px,5vw,74px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:11px}
.brand img{width:35px;height:35px;object-fit:contain;background:#e6e8df;border-radius:7px;padding:4px}
.brand strong,.brand small{display:block}
.brand strong{font-size:18px;font-weight:650;letter-spacing:-.04em}
.brand small{font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
nav{display:flex;gap:26px;font-size:13px;color:#bdbdbd}
nav a:hover,nav a.active{color:#fff}
nav a.active{border-bottom:1px solid var(--green-light);padding:7px 0}
main{padding:0 clamp(24px,5vw,74px)}
.hero{padding:85px 0 71px;border-bottom:1px solid var(--line)}
.eyebrow,.kicker{font-size:10px;color:var(--green-light);letter-spacing:.18em;font-weight:800}
.eyebrow{display:flex;align-items:center;gap:12px}
.eyebrow .rule{width:28px;height:2px;background:var(--green-light)}
.version{margin-left:auto;color:#8d8d89;letter-spacing:.1em;font-weight:600}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(48px,7.2vw,100px);letter-spacing:-.075em;line-height:1.03;font-weight:550;margin:25px 0 25px}
.period{color:var(--green-light)}
.hero>p{font-size:18px;color:#bcbcb8;max-width:760px;line-height:1.65}
.hero-meta{display:flex;gap:27px;flex-wrap:wrap;margin-top:54px;color:#b8b8b3;font-size:12px}
.hero-meta b{color:var(--green-light);margin-right:7px}
.section{padding:76px 0;border-bottom:1px solid var(--line)}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:31px}
.section-heading>div{min-width:0}
.kicker{margin-bottom:13px}
h2{font-size:clamp(28px,3vw,39px);line-height:1.15;letter-spacing:-.045em;font-weight:560;margin-bottom:0}
.section-heading>p{max-width:340px;margin:0;color:var(--muted);font-size:13px;line-height:1.6}
.architecture{display:flex;align-items:stretch;gap:0}
.layer{flex:1;min-width:0;min-height:284px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;display:flex;flex-direction:column}
.layer.focus{border-color:#2d7a53;background:#1a2b22}
.layer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:31px}
.layer-number{font-size:12px;color:var(--green-light);font-weight:750}
.layer-label{font-size:9px;letter-spacing:.13em;color:#9d9d99;font-weight:700}
.layer h3{font-size:21px;letter-spacing:-.035em;margin-bottom:9px;font-weight:590}
.layer p{font-size:12px;color:#babbb6;line-height:1.6;margin-bottom:25px}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
.tags span{font-size:9px;padding:5px 7px;border:1px solid #414742;border-radius:4px;color:#c8d3c9}
.connector{width:26px;flex:none;display:flex;align-items:center;justify-content:center}
.connector span{position:relative;width:100%;border-top:1px solid var(--green-light)}
.connector span:after{content:"";position:absolute;right:0;top:-4px;width:7px;height:7px;border-top:1px solid var(--green-light);border-right:1px solid var(--green-light);transform:rotate(45deg)}
.rails{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.rails>div{display:flex;gap:12px;padding:16px 18px;border:1px solid var(--line);border-radius:8px}
.rail-icon{flex:none;display:grid;place-items:center;width:26px;height:26px;background:#234332;border-radius:5px;color:#b8e3c5;font-size:11px;font-weight:700}
.rails p{margin:0;font-size:11px;line-height:1.6;color:#a9aaa6}
.rails strong{color:#e9ebe8;font-size:12px}
.build-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.build-card{min-height:230px;display:flex;flex-direction:column;padding:17px;background:var(--panel);border:1px solid var(--line);border-radius:9px}
.build-card>span{font-size:9px;letter-spacing:.12em;font-weight:750;color:var(--green-light);margin-bottom:28px}
.build-card h3{font-size:17px;line-height:1.25;letter-spacing:-.03em;font-weight:620;margin-bottom:8px}
.build-card p{font-size:11px;color:#acaca7;line-height:1.55;margin:0 0 18px}
.build-card small{font-size:10px;color:#d0c2a1;line-height:1.4;margin-top:auto}
.pipeline{border:1px solid var(--line);border-radius:12px;overflow:hidden}
.flow-step{display:grid;grid-template-columns:48px minmax(0,1fr) minmax(180px,310px);align-items:center;gap:16px;padding:21px 25px;background:var(--panel);border-bottom:1px solid var(--line)}
.flow-step:last-child{border:0}
.flow-step.branch{background:#292720}
.flow-step.final{background:#1d3124}
.flow-number{width:33px;height:33px;display:grid;place-items:center;border-radius:50%;border:1px solid #53735b;color:#aee0bb;font-size:11px;font-weight:750}
.flow-step h3{font-size:15px;font-weight:620;margin:0 0 3px}
.flow-step p{font-size:11px;line-height:1.55;color:#b2b4af;margin:0}
.flow-step small{font-size:10px;line-height:1.45;color:#d3c39e;justify-self:end;text-align:right}
.boundary-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:11px}
.boundary-grid>div{border-left:2px solid #3a7e53;padding:6px 16px;background:#1d201e}
.boundary-grid h3{font-size:14px;font-weight:650;margin-bottom:8px}
.boundary-grid p{font-size:11px;line-height:1.65;color:#b1b3ae;margin-bottom:0}
.final-section{border-bottom:0}
footer{display:flex;gap:16px;justify-content:space-between;padding:27px clamp(24px,5vw,74px) 40px;border-top:1px solid var(--line);color:#92928e;font-size:11px}
footer a{color:#d3dacd}
footer a:hover{color:#fff}
@media(max-width:1100px){.architecture{display:grid;grid-template-columns:1fr 1fr;gap:16px}.architecture .connector{display:none}.layer{min-height:260px}.build-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.boundary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.site-header{height:65px}.brand small{display:none}.hero{padding:60px 0}.version{display:none}.hero>p{font-size:15px}.hero-meta{gap:12px 20px;margin-top:32px}.section{padding:53px 0}.section-heading{display:block}.section-heading>p{margin-top:13px}.architecture{display:flex;flex-direction:column;gap:0}.architecture .connector{display:flex;height:22px;width:24px;align-self:center;transform:rotate(90deg)}.layer{min-height:220px;width:100%}.layer-top{margin-bottom:19px}.rails{grid-template-columns:1fr}.build-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.flow-step{grid-template-columns:36px minmax(0,1fr);gap:10px;padding:18px}.flow-step small{grid-column:2;justify-self:start;text-align:left}.boundary-grid{grid-template-columns:1fr 1fr}footer{flex-wrap:wrap}}
@media(max-width:470px){nav{gap:14px;font-size:11px}.build-grid,.boundary-grid{grid-template-columns:1fr}.build-card{min-height:190px}.hero-meta{font-size:10px}.flow-step p{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}