:root{--ink:#111613;--forest:#193f34;--green:#246b50;--acid:#d8ff5f;--paper:#f4f3eb;--paper2:#e7e7dc;--white:#fffef7;--muted:#5d665f;--line:#aeb5aa;--danger:#7a3d2b;--max:1280px;--gutter:clamp(1rem,4vw,4rem);--sans:"Avenir Next","Century Gothic",Futura,Arial,sans-serif;--serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 var(--sans)}a{color:inherit;text-underline-offset:.2em;text-decoration-thickness:.08em}a:hover{text-decoration-thickness:.15em}button,input,select,textarea{font:inherit}img,svg{display:block;max-width:100%}:focus-visible{outline:3px solid var(--green);outline-offset:3px}.skip-link{position:fixed;top:-6rem;left:1rem;z-index:100;background:var(--acid);padding:.75rem 1rem;color:var(--ink)}.skip-link:focus{top:1rem}.shell{width:min(100%,var(--max));margin:auto;padding-inline:var(--gutter)}.narrow{max-width:820px}.center{text-align:center}.site-header{position:sticky;top:0;z-index:50;background:var(--ink);color:var(--white);border-bottom:1px solid #39413c}.nav{min-height:72px;display:flex;align-items:stretch;justify-content:space-between}.brand{display:flex;align-items:center;gap:.65rem;font:800 .9rem/1 var(--sans);letter-spacing:.15em;text-decoration:none}.brand span span{color:var(--acid)}.brand-mark{width:38px;height:38px;fill:none;stroke:var(--acid);stroke-width:2}.nav-links{display:flex;align-items:stretch;list-style:none;margin:0;padding:0}.nav-links a{min-height:72px;padding:0 1rem;display:flex;align-items:center;text-decoration:none;font-size:.82rem;font-weight:700;letter-spacing:.04em}.nav-links a:hover{background:#29312c}.nav-cta{background:var(--acid);color:var(--ink)}.nav-cta:hover{background:#ecffad!important}.nav-toggle{display:none;align-self:center;background:transparent;color:var(--white);border:1px solid #69716c;min-width:48px;min-height:48px}.hero{position:relative;overflow:hidden;background:var(--forest) url(/assets/hero.webp) center/cover no-repeat;color:var(--white);padding:clamp(4rem,9vw,8rem) 0}.hero:after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.14;background-image:linear-gradient(#fff 1px,transparent 1px),linear-gradient(90deg,#fff 1px,transparent 1px);background-size:36px 36px}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) minmax(390px,.9fr);gap:clamp(2rem,7vw,7rem);align-items:center}.eyebrow{margin:0 0 1rem;font:700 .72rem/1.2 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--green)}.hero .eyebrow,.ink-section .eyebrow{color:var(--acid)}h1,h2,h3,p{margin-top:0}h1,h2{font-family:var(--serif);font-weight:600;line-height:.98;letter-spacing:-.035em}h1{font-size:clamp(3.2rem,7vw,7rem);margin-bottom:1.5rem}h2{font-size:clamp(2.2rem,4.5vw,4.5rem);margin-bottom:1.1rem}h3{line-height:1.2}.lede{font-size:clamp(1.05rem,1.7vw,1.3rem);max-width:660px;color:#dfe8e1}.page-hero .lede{color:var(--muted)}.button-row{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}.center-row{justify-content:center}.button{min-height:50px;display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.15rem;border:2px solid currentColor;text-decoration:none;font-weight:800;font-size:.85rem;letter-spacing:.03em;cursor:pointer}.button-primary{background:var(--acid);border-color:var(--acid);color:var(--ink)}.button-primary:hover{background:#ebffab;border-color:#ebffab}.button-secondary{background:transparent;color:inherit}.microcopy{font-size:.78rem;color:inherit;opacity:.72;margin-top:1rem}.sieve-demo{background:var(--paper);color:var(--ink);border:1px solid var(--acid);box-shadow:12px 12px 0 rgba(0,0,0,.24)}.demo-head,.flow-labels{display:flex;justify-content:space-between;font:700 .67rem/1 var(--mono);letter-spacing:.08em}.demo-head{background:var(--acid);padding:.8rem}.flow-labels{padding:1rem 1rem .6rem;color:var(--muted)}.signal-list{list-style:none;padding:0;margin:0}.signal-list li{display:grid;grid-template-columns:52px 1fr 90px 54px;align-items:center;gap:.7rem;padding:1rem;border-top:1px solid var(--line);font-size:.78rem}.signal-list strong{font-size:.84rem}.signal-list b{font:800 .65rem var(--mono);color:var(--green)}.signal-list .dim{opacity:.52}.signal-list .dim b{color:var(--danger)}.signal-id{font:700 .68rem var(--mono)}meter{width:100%;height:.6rem;accent-color:var(--green)}.explain-line{margin:0;padding:1rem;border-top:1px solid var(--line);font-size:.76rem}.explain-line span{font:700 .65rem var(--mono);color:var(--green);margin-right:.6rem}.ticker{border-bottom:1px solid var(--line);background:var(--acid)}.ticker .shell{display:grid;grid-template-columns:repeat(3,1fr);padding-top:.85rem;padding-bottom:.85rem}.ticker p{margin:0;font:700 .72rem/1.3 var(--mono);text-transform:uppercase}.ticker span{color:var(--green);margin-right:.6rem}.section{padding:clamp(4rem,8vw,7rem) 0;border-bottom:1px solid var(--line)}.section-head{display:grid;grid-template-columns:1fr minmax(240px,430px);gap:2rem;align-items:end;margin-bottom:3rem}.section-head p:last-child{color:var(--muted)}.process{list-style:none;padding:0;margin:0;border-top:1px solid var(--ink)}.process li{display:grid;grid-template-columns:100px 1fr;padding:1.4rem 0;border-bottom:1px solid var(--line);gap:1rem}.process li>span,.index-no,.use-list span,.case-stack article span{font:700 .7rem var(--mono);color:var(--green);letter-spacing:.08em}.process h3{font-size:1.4rem;margin-bottom:.35rem}.process p{margin:0;color:var(--muted)}.ink-section{background:var(--ink);color:var(--white)}.use-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(2rem,8vw,8rem)}.text-link{font-weight:800;color:var(--acid)}.use-list{border-top:1px solid #67706a}.use-list article{display:grid;grid-template-columns:62px 180px 1fr;gap:1rem;padding:1.3rem 0;border-bottom:1px solid #67706a}.use-list span{color:var(--acid)}.use-list h3,.use-list p{margin:0}.use-list p{color:#c9d0cb}.final-cta{display:flex;justify-content:space-between;align-items:end;gap:2rem}.final-cta p{color:var(--muted);max-width:650px}.page-hero{padding:clamp(4rem,8vw,7rem) 0;border-bottom:1px solid var(--line);background:var(--paper2)}.page-hero h1{font-size:clamp(3rem,6vw,6rem)}.page-hero.compact{padding:clamp(3rem,6vw,5rem) 0}.split-layout{display:grid;grid-template-columns:260px 1fr;gap:clamp(2rem,8vw,8rem)}.side-index{position:sticky;top:110px;align-self:start;border-top:2px solid var(--ink);padding-top:1rem}.side-index>p{font:700 .7rem var(--mono);letter-spacing:.12em}.side-index ol{padding-left:1.2rem}.long-copy article{padding-bottom:3rem;margin-bottom:3rem;border-bottom:1px solid var(--line)}.long-copy article:last-child{border-bottom:0}.long-copy p{max-width:760px;color:var(--muted);font-size:1.08rem}.band{background:var(--paper2)}.case-stack{border-top:2px solid var(--ink)}.case-stack article{display:grid;grid-template-columns:.75fr 1.25fr;gap:clamp(1rem,8vw,8rem);padding:2rem 0;border-bottom:1px solid var(--line)}.case-stack h2{font-size:clamp(2rem,4vw,3.5rem)}.case-stack p{margin-bottom:.65rem}.form-section{background:var(--white)}.form-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:clamp(2rem,8vw,8rem);align-items:start}.check-list{padding:0;list-style:none;border-top:1px solid var(--line)}.check-list li{padding:.9rem 0 .9rem 1.6rem;border-bottom:1px solid var(--line);position:relative}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:900}.form-card{background:var(--paper);border:1px solid var(--line);padding:clamp(1rem,4vw,2.5rem);display:grid;gap:.65rem}.form-card label{font-weight:800;font-size:.82rem}.form-card label span{font-weight:400;color:var(--muted)}.form-card input,.form-card select,.form-card textarea{width:100%;border:1px solid #7f887f;background:var(--white);color:var(--ink);padding:.8rem;border-radius:0}.form-card input,.form-card select{min-height:48px}.form-card textarea{resize:vertical}.checkbox{display:grid!important;grid-template-columns:22px 1fr;gap:.7rem;align-items:start;margin:1rem 0}.checkbox input{width:20px;height:20px;min-height:0}.honeypot{position:absolute;left:-10000px}.legal h2{font-size:2rem;margin-top:2.5rem}.legal p{color:#374139}.site-footer{background:var(--ink);color:var(--white);padding:3rem 0 1rem}.footer-grid{display:flex;justify-content:space-between;gap:2rem}.footer-brand{font:700 1rem var(--sans);letter-spacing:.12em;text-transform:uppercase}.footer-grid p{color:#adb6b0}.footer-grid nav{display:flex;flex-wrap:wrap;gap:1rem;align-items:start}.footer-base{display:flex;justify-content:space-between;gap:2rem;border-top:1px solid #444e48;padding-top:1rem;margin-top:2rem;font-size:.72rem;color:#adb6b0}.footer-base p{margin:0}.footer-base p:last-child{text-align:right}.nav-toggle:focus-visible,.button:focus-visible{outline-color:var(--acid)}@media(max-width:850px){.nav{align-items:center}.nav-toggle{display:block}.nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:var(--ink);flex-direction:column;border-bottom:1px solid #59625c}.nav-links.open{display:flex}.nav-links a{min-height:52px}.hero-grid,.section-head,.use-grid,.split-layout,.case-stack article,.form-grid{grid-template-columns:1fr}.sieve-demo{box-shadow:7px 7px 0 rgba(0,0,0,.24)}.ticker .shell{grid-template-columns:1fr;gap:.55rem}.use-list article{grid-template-columns:50px 1fr}.use-list p{grid-column:2}.side-index{position:static}.final-cta,.footer-grid,.footer-base{align-items:flex-start;flex-direction:column}.footer-base p:last-child{text-align:left}}@media(max-width:520px){h1{font-size:3.1rem}.signal-list li{grid-template-columns:46px 1fr 46px}.signal-list meter{display:none}.button-row{flex-direction:column}.button{width:100%}.process li{grid-template-columns:52px 1fr}.use-list article{grid-template-columns:42px 1fr}.form-card{padding:1rem}.footer-grid nav{flex-direction:column}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}