:root{--green:#149a49;--green-dark:#0d7d3b;--green-soft:#e3f7e8;--ink:#12130f;--ink-600:#565b4c;--ink-300:#c1c3b8;--ink-200:#dfe0d8;--page:#f7f7f3;--white:#fff;--mono:"IBM Plex Mono",monospace;--display:"Archivo",sans-serif;--max:1200px;--ease:cubic-bezier(.2,.8,.2,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--page);color:var(--ink);font-family:var(--display);line-height:1.5;-webkit-font-smoothing:antialiased}.wrap{max-width:var(--max);margin:auto;padding-left:32px;padding-right:32px}.site-header{position:fixed;z-index:10;top:0;left:0;right:0;background:rgba(247,247,243,.94);border-bottom:1px solid var(--ink-200)}.nav{height:72px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:28px}.cerno-wordmark{display:inline-flex;align-items:baseline;gap:1px;font-family:var(--display);font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1;font-size:32px}.cerno-wordmark svg{width:.78em;height:.78em;margin-left:.06em;display:block;flex-shrink:0}.cerno-wordmark--inverse{color:var(--white)}.nav-links{display:flex;gap:32px;justify-self:center}.nav-links a,.mobile-menu a{color:var(--ink-600);font:500 14px var(--display);text-decoration:none}.nav-links a:hover,.mobile-menu a:hover,.footer a:hover{color:var(--green-dark)}.button-small{justify-self:end}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:10px;padding:13px 21px;color:var(--ink);font:600 15px var(--display);text-decoration:none;transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease)}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--green);color:var(--white)}.button-primary:hover{filter:brightness(.94);box-shadow:0 8px 20px rgba(18,19,15,.12)}.button-secondary{background:var(--white);border-color:var(--ink-300)}.button-secondary:hover{background:#eeefe9}.button-inverse{background:var(--white);color:var(--ink)}.button-small{padding:9px 15px;font-size:14px}.menu-toggle,.mobile-menu{display:none}.section-grid{position:relative;overflow:hidden}.grid-lines{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(#eeefe9 1px,transparent 1px),linear-gradient(90deg,#eeefe9 1px,transparent 1px);background-size:64px 64px;opacity:.65}.dark-grid{background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:56px 56px}
.hero{padding:150px 0 30px;border-bottom:1px solid var(--ink-200)}.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:stretch}.hero-copy{padding:45px 0 50px}.eyebrow,.step-label,.category>span,.trust-eyebrow,.cta-card>span,.footer-links span{font:600 12px var(--mono);letter-spacing:.06em;text-transform:uppercase}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--green-dark);margin:0 0 24px}.eyebrow:before{content:"";width:6px;height:6px;background:var(--green);border-radius:50%;box-shadow:0 0 0 4px var(--green-soft)}.hero-title{max-width:670px;margin:0;font-size:clamp(44px,5.4vw,74px);line-height:1.04;letter-spacing:-.045em}.hero-title span{color:var(--green-dark)}.hero-sub{max-width:530px;margin:26px 0 0;color:var(--ink-600);font-size:18px;line-height:1.65}.hero-actions{display:flex;gap:16px;margin-top:28px}.hero-visual{min-height:410px;position:relative;display:flex;align-items:center;justify-content:center;background:var(--ink);border-radius:24px;overflow:hidden}.orbit-art{position:relative;width:240px;height:240px}.orbit{position:absolute;border:1px solid rgba(255,255,255,.2);border-radius:50%;inset:0}.orbit-two{inset:34px}.orbit-dot{position:absolute;top:-4px;left:calc(50% - 5px);width:10px;height:10px;border-radius:50%;background:#3ec26a;transform-origin:5px 124px;animation:spin 22s linear infinite}.core{position:absolute;inset:90px;border:5px solid #3ec26a;border-radius:50%;animation:pulse 3.2s ease-in-out infinite}.core i{position:absolute;width:10px;height:10px;left:calc(50% - 5px);top:calc(50% - 5px);background:#3ec26a;border-radius:50%}.visual-caption{position:absolute;bottom:30px;color:#dfe0d8;font:12px var(--mono)}.hero-meta{position:relative;z-index:1;display:flex;justify-content:space-between;padding-top:22px;color:var(--ink-600);font:12px var(--mono)}
.section{padding:96px 0}.white{background:var(--white);border-bottom:1px solid var(--ink-200)}.cream{background:var(--page)}.section-head{display:grid;grid-template-columns:88px minmax(0,1fr) minmax(0,30ch);gap:32px;align-items:start;margin-bottom:55px}.section-number{color:var(--green-dark);font:600 14px var(--mono)}.section-head h2{margin:0;font-size:42px;letter-spacing:-.04em;line-height:1.1}.section-head p{margin:3px 0 0;color:var(--ink-600);font-size:17px}.steps{border-top:1px solid var(--ink-200)}.step{display:grid;grid-template-columns:140px 1fr;gap:32px;padding:36px 0;border-bottom:1px solid var(--ink-200)}.step>strong{color:var(--green);font-size:58px;line-height:1;font-weight:800;letter-spacing:-.06em}.step-label{display:block;color:var(--green-dark);margin:0 0 8px}.step h3{margin:0;font-size:24px;letter-spacing:-.03em}.step p{max-width:600px;margin:8px 0 0;color:var(--ink-600)}.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.category{min-height:220px;padding:24px;background:var(--white);border:1px solid var(--ink-300);box-shadow:0 1px 2px rgba(18,19,15,.06);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}.category-wide{grid-column:span 2}.category:hover{transform:translateY(-5px);box-shadow:0 12px 24px rgba(18,19,15,.1)}.category>span{color:var(--ink-600)}.category h3{margin:56px 0 0;font-size:25px;letter-spacing:-.035em}.category i{display:block;width:0;height:2px;background:var(--green);margin-top:16px;transition:width .32s var(--ease)}.category:hover i{width:42px}.trust-section{background:var(--page)}.trust-panel{position:relative;padding:52px;border-radius:24px;background:var(--ink);color:var(--page)}.trust-content{position:relative;z-index:1}.trust-eyebrow{display:block;color:#3ec26a;margin-bottom:14px}.trust-panel h2{max-width:620px;margin:0;font-size:37px;line-height:1.15;letter-spacing:-.04em}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:52px}.trust-grid article{border-top:1px solid rgba(255,255,255,.16);padding-top:20px}.trust-grid article>span{color:#3ec26a;font:14px var(--mono)}.trust-grid h3{margin:12px 0 0;font-size:18px}.trust-grid p{margin:7px 0 0;color:#dfe0d8;font-size:14px;line-height:1.6}.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.cta-card{min-height:300px;padding:40px;display:flex;flex-direction:column;justify-content:space-between;border-radius:24px}.cta-card h3{max-width:360px;margin:14px 0 0;font-size:29px;line-height:1.12;letter-spacing:-.04em}.cta-card p{max-width:390px;margin:10px 0 0}.cta-card .button{align-self:flex-start;margin-top:26px}.cta-light{border:1px solid var(--ink-300)}.cta-light>span{color:var(--green-dark)}.cta-light p{color:var(--ink-600)}.cta-green{background:var(--green);color:var(--white)}.cta-green>span{color:rgba(255,255,255,.8)}.cta-green p{color:rgba(255,255,255,.88)}.footer{padding:50px 0 32px;background:var(--page)}.footer-top{display:flex;justify-content:space-between;gap:40px}.footer-links{display:flex;gap:72px}.footer-links span{display:block;color:var(--ink-600);margin-bottom:14px}.footer a{display:block;color:var(--ink-600);margin-bottom:8px;font-size:14px;text-decoration:none}.footer .wordmark{color:var(--ink)}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid var(--ink-200);margin-top:48px;padding-top:20px;color:var(--ink-600);font:12px var(--mono)}.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}.reveal.is-visible{opacity:1;transform:none}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,100%{opacity:.55}50%{opacity:1}}
@media(max-width:860px){.wrap{padding-left:20px;padding-right:20px}.nav{height:64px;grid-template-columns:1fr auto 1fr}.nav-links,.nav>.button{display:none}.menu-toggle{display:flex;width:38px;height:38px;align-items:center;justify-content:center;flex-direction:column;gap:6px;background:transparent;border:1px solid var(--ink-300);border-radius:8px;justify-self:end}.menu-toggle span{display:block;width:16px;height:1px;background:var(--ink)}.mobile-menu{display:none;padding-top:4px;padding-bottom:18px}.mobile-menu.is-open{display:grid;gap:16px}.hero{padding-top:112px}.hero-inner{grid-template-columns:1fr}.hero-copy{padding:30px 0 50px}.hero-visual{min-height:280px}.hero-meta{font-size:10px}.section{padding:70px 0}.section-head{grid-template-columns:1fr;gap:12px;margin-bottom:38px}.section-head p{margin:0}.section-head h2{font-size:36px}.step{grid-template-columns:74px 1fr;gap:20px;padding:28px 0}.step>strong{font-size:42px}.step h3{font-size:21px}.category-grid{grid-template-columns:1fr 1fr}.category-wide{grid-column:span 2}.category{min-height:190px}.category h3{margin-top:42px;font-size:21px}.trust-panel{padding:34px 24px}.trust-panel h2{font-size:30px}.trust-grid{grid-template-columns:1fr 1fr;gap:24px;margin-top:38px}.cta-grid{grid-template-columns:1fr}.cta-card{min-height:270px;padding:30px}.footer-top{display:block}.footer-links{margin-top:38px;gap:48px}.footer-bottom{display:block;line-height:2}.footer-bottom span{display:block}}
@media(max-width:480px){.hero-title{font-size:44px}.hero-sub{font-size:16px}.hero-actions{flex-direction:column;align-items:stretch}.hero-actions .button{width:100%}.hero-meta{gap:16px;line-height:1.5}.trust-grid{grid-template-columns:1fr}.category-grid{grid-template-columns:1fr}.category-wide{grid-column:auto}.category{min-height:170px}.section-head h2{font-size:32px}}
.wordmark{letter-spacing:-.02em}
header .wordmark{font-size:40px}
.footer .wordmark{font-size:48px}
.category{border-radius:16px}
@media(max-width:860px){.footer .wordmark{font-size:42px};.wordmark{font-size:32px}}