:root{
  --ink:#102320;
  --ink-2:#29443e;
  --muted:#62756f;
  --paper:#f7f8f4;
  --paper-2:#edf1eb;
  --line:#d7dfd9;
  --teal:#0e6b5d;
  --teal-2:#1a8d77;
  --lime:#b8e24a;
  --navy:#102f3e;
  --white:#fff;
  --shadow:0 28px 70px rgba(23,57,49,.13);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}
a{color:inherit}
.skip{position:fixed;left:16px;top:-60px;background:#fff;padding:10px 14px;z-index:100;border-radius:8px}
.skip:focus{top:12px}
.nav-wrap{position:sticky;top:0;z-index:20;padding:14px 22px;background:rgba(247,248,244,.86);backdrop-filter:blur(16px);border-bottom:1px solid rgba(215,223,217,.8)}
.nav{max-width:1180px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:750;letter-spacing:-.02em}
.brand-mark{width:29px;height:25px;display:inline-flex;align-items:center;justify-content:center;gap:3px}
.brand-mark i{width:5px;border-radius:8px;background:var(--teal);transform:rotate(25deg)}
.brand-mark i:nth-child(1){height:15px}.brand-mark i:nth-child(2){height:24px;background:var(--lime)}.brand-mark i:nth-child(3){height:18px}
.nav-links{display:flex;gap:28px;margin-left:auto}
.nav-links a{text-decoration:none;color:var(--ink-2);font-size:14px}
.nav-links a:hover{color:var(--teal)}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 21px;border-radius:10px;background:var(--teal);color:#fff;text-decoration:none;font-weight:700;font-size:14px;box-shadow:0 8px 22px rgba(14,107,93,.18);transition:.2s ease}
.button:hover{background:#09594e;transform:translateY(-1px)}
.button:focus-visible,a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #f1c75b;outline-offset:3px}
.button-small{min-height:38px;padding:0 16px;font-size:13px}
.hero{max-width:1180px;margin:0 auto;padding:112px 24px 92px;display:grid;grid-template-columns:1.06fr .94fr;gap:72px;align-items:center;position:relative}
.hero-glow{position:absolute;width:480px;height:480px;right:5%;top:8%;border-radius:50%;background:radial-gradient(circle,rgba(184,226,74,.15),rgba(14,107,93,.04) 45%,transparent 70%);pointer-events:none}
.eyebrow{text-transform:uppercase;letter-spacing:.15em;font-size:11px;font-weight:800;color:var(--teal);margin:0 0 18px}
.eyebrow span{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime);margin-right:7px}
.hero h1,.section h2,.download-section h2{font-family:Georgia,"Times New Roman",serif;font-weight:500;letter-spacing:-.045em;line-height:.98;margin:0}
.hero h1{font-size:clamp(50px,6.2vw,82px)}
.lede{font-size:19px;color:var(--ink-2);max-width:650px;margin:26px 0 30px}
.hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.text-link{text-decoration:none;font-weight:700;font-size:14px}.text-link:hover{color:var(--teal)}
.micro{font-size:12px;color:var(--muted);margin-top:22px}
.hero-panel{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px;box-shadow:var(--shadow);overflow:hidden}
.hero-panel:before{content:"";position:absolute;inset:0 0 auto;height:4px;background:linear-gradient(90deg,var(--lime),var(--teal))}
.panel-head{display:flex;justify-content:space-between;align-items:start;gap:16px}
.panel-head>div{display:flex;flex-direction:column}.kicker{font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:var(--muted)}.panel-head strong{font-size:22px}
.status{font-size:11px;color:var(--teal);background:#eaf6f0;border:1px solid #c7e8d9;padding:6px 9px;border-radius:999px;white-space:nowrap}
.status b{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--teal);margin-right:5px}
.locus{margin:22px 0 18px;padding:13px 14px;border-radius:10px;background:var(--paper);display:flex;justify-content:space-between;font-size:12px}
.locus span{color:var(--muted)}code{font-family:"SFMono-Regular",Consolas,monospace}
.metric-grid{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.metric-grid div{padding:15px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;flex-direction:column}
.metric-grid div:nth-child(2n){border-right:0}.metric-grid div:nth-child(n+3){border-bottom:0}
.metric-grid span{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.metric-grid strong{font-size:25px}.metric-grid .accent{background:#f5fadf}.metric-grid .accent strong{color:var(--teal)}
.read-track{margin:21px 0 16px}.bases{display:flex;gap:4px;align-items:end;height:36px}.bases i{flex:1;height:24px;background:#dce5df;border-radius:3px}.bases i:nth-child(-n+10){background:var(--teal)}.bases i:nth-child(3n){height:30px}.read-track span{display:block;color:var(--muted);font-size:10px;margin-top:7px}
.verify-line{border-top:1px solid var(--line);padding-top:15px;font-size:11px;color:var(--ink-2)}.verify-line span{color:var(--teal);font-weight:900;margin-right:5px}
.proof-strip{background:var(--navy);color:#fff;display:grid;grid-template-columns:repeat(4,1fr);padding:0 max(24px,calc((100vw - 1180px)/2));}
.proof-strip div{padding:28px 24px;border-right:1px solid rgba(255,255,255,.12);display:flex;align-items:baseline;gap:12px}.proof-strip div:last-child{border:0}
.proof-strip strong{font-family:Georgia,serif;font-size:30px;color:var(--lime);font-weight:500}.proof-strip span{font-size:12px;color:#b9c8c3}
.section{max-width:1180px;margin:auto;padding:112px 24px}
.section-intro{max-width:820px;margin-bottom:58px}.section-intro.narrow{max-width:720px}.section-intro h2{font-size:clamp(40px,5vw,65px)}.section-intro>p:last-child{color:var(--muted);font-size:17px}
.definition-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.definition-grid article,.workflow-grid article,.limit-grid article{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px}
.number{font-family:Georgia,serif;color:var(--teal);font-size:13px}.definition-grid h3,.workflow-grid h3,.limit-grid h3{font-size:20px;margin:25px 0 10px}.definition-grid p,.workflow-grid li,.limit-grid p{color:var(--muted);font-size:14px}.definition-grid code{font-size:11px;color:var(--teal);background:#edf6f2;padding:7px 8px;border-radius:6px}
.calculator{margin-top:20px;background:var(--paper-2);border:1px solid var(--line);border-radius:16px;padding:32px;display:grid;grid-template-columns:.8fr 1.2fr;gap:40px}.calculator h3{font-size:25px;margin:0}.calculator p{color:var(--muted);font-size:13px}.calc-controls{display:grid;grid-template-columns:1fr 1fr;gap:13px}.calc-controls label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}.calc-controls input,.calc-controls select{display:block;width:100%;height:42px;margin-top:6px;border:1px solid #cbd6ce;background:#fff;border-radius:8px;padding:0 10px;font:inherit;color:var(--ink)}.calc-controls output{grid-column:1/-1;min-height:54px;padding:14px 16px;background:var(--navy);color:#fff;border-radius:9px;font-size:13px}.calc-controls output strong{color:var(--lime)}
.architecture{max-width:none;background:#e8eee9}.architecture>*{max-width:1132px;margin-left:auto;margin-right:auto}.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:13px;align-items:center}.flow-card{background:#fff;border:1px solid #cfdbd2;padding:24px;border-radius:14px;min-height:205px}.flow-card.featured{background:var(--navy);color:#fff}.flow-card small{display:block;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);font-size:9px;margin:13px 0 6px}.flow-card.featured small{color:#9cb3ab}.flow-card strong{font-size:19px}.flow-card p{font-size:12px;color:var(--muted)}.flow-card.featured p{color:#bfd0ca}.flow-icon{font-size:25px;color:var(--teal)}.featured .flow-icon{color:var(--lime)}.arrow{font-size:23px;color:#8ba097}
.workflow-grid{margin-top:20px;display:grid;grid-template-columns:1fr 1fr;gap:18px}.workflow-grid ul{padding-left:18px}.workflow-grid li{margin-bottom:8px}.tag{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--teal);font-weight:800}
.terminal{background:#0b242f;color:#dbe9e4;border-radius:15px;overflow:hidden;box-shadow:var(--shadow)}.terminal-bar{height:42px;background:#153440;display:flex;align-items:center;gap:7px;padding:0 15px}.terminal-bar i{width:8px;height:8px;border-radius:50%;background:#e47d68}.terminal-bar i:nth-child(2){background:#e9c45c}.terminal-bar i:nth-child(3){background:#73c58a}.terminal-bar span{font-size:10px;color:#8ca49c;margin-left:8px}.terminal pre{margin:0;padding:29px;overflow:auto;font-size:13px;line-height:1.75}.terminal .muted{color:#719188}.terminal .green{color:var(--lime)}
.validation-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:20px}.validation-grid article{border-top:2px solid var(--teal);padding:22px 8px}.validation-grid strong{font-family:Georgia,serif;font-size:38px;color:var(--teal);font-weight:500}.validation-grid h3{font-size:15px;margin:6px 0}.validation-grid p{font-size:12px;color:var(--muted)}
.outputs{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}.outputs .section-intro{margin:0}.file-list{border-top:1px solid var(--line)}.file-list div{display:grid;grid-template-columns:150px 1fr;gap:15px;padding:17px 0;border-bottom:1px solid var(--line)}.file-list code{color:var(--teal);font-weight:700;font-size:12px}.file-list span{color:var(--muted);font-size:13px}
.limits{border-top:1px solid var(--line)}.limit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.limit-grid article{border-top:4px solid #d9e3de}.limit-grid h3{margin-top:0}
.download-section{background:var(--teal);color:#fff;padding:78px max(24px,calc((100vw - 1132px)/2));display:grid;grid-template-columns:1.3fr .7fr;gap:80px;align-items:center}.download-section h2{font-size:clamp(40px,5vw,64px)}.download-section p{color:#c7e4dc;max-width:700px}.eyebrow.light{color:var(--lime)}.download-actions{display:flex;flex-direction:column;align-items:flex-start;gap:12px}.button-light{background:#fff;color:var(--teal);box-shadow:none}.button-light:hover{background:#f0f7f4}.download-actions>a:not(.button){font-size:12px;color:#d9eee8}.download-actions span{font-size:11px;color:#d9eee8}
footer{background:#09232d;color:#b8c9c3;padding:30px max(24px,calc((100vw - 1132px)/2));display:grid;grid-template-columns:auto 1fr auto;gap:35px;align-items:center;font-size:11px}footer p{text-align:center;margin:0}.footer-brand{color:#fff}.footer-brand .brand-mark i{background:#71cbb8}.footer-brand .brand-mark i:nth-child(2){background:var(--lime)}
@media(max-width:900px){
  .nav-links{display:none}.hero{grid-template-columns:1fr;padding-top:75px}.hero-panel{max-width:620px}.proof-strip{grid-template-columns:1fr 1fr}.proof-strip div:nth-child(2){border-right:0}
  .definition-grid,.limit-grid{grid-template-columns:1fr}.calculator,.outputs,.download-section{grid-template-columns:1fr}.flow{grid-template-columns:1fr}.arrow{transform:rotate(90deg);justify-self:center}.validation-grid{grid-template-columns:1fr 1fr}.workflow-grid{grid-template-columns:1fr}.outputs{gap:35px}
}
@media(max-width:600px){
  .nav .button{display:none}.hero{padding:60px 18px}.hero h1{font-size:48px}.hero-actions{align-items:flex-start;flex-direction:column}.hero-panel{padding:18px}.status{display:none}.section{padding:78px 18px}.proof-strip{grid-template-columns:1fr}.proof-strip div{border-right:0;border-bottom:1px solid rgba(255,255,255,.12)}.definition-grid{gap:12px}.calculator{padding:22px;grid-template-columns:1fr}.calc-controls{grid-template-columns:1fr}.validation-grid{grid-template-columns:1fr}.download-section{padding:58px 18px}footer{grid-template-columns:1fr;text-align:center}footer p{text-align:center}.footer-brand{justify-content:center}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}