/* Unified warm laboratory system for every public PAIL page. */
:root{--lab-bg:#fffaf0;--lab-paper:#fffdf8;--lab-wash:#f8edd7;--lab-ink:#17231f;--lab-muted:#66716c;--lab-line:#dfd3bc;--lab-yellow:#f5c451;--lab-yellow-soft:#ffedb8;--lab-green:#17695a;--lab-blue:#235a70;--lab-red:#b9523d;--lab-shadow:0 18px 55px rgba(61,44,18,.09)}
body,body.product-site{color-scheme:light;background:var(--lab-bg);color:var(--lab-ink)}
body:before,.noise{display:none}.container{width:min(1180px,calc(100% - 40px))}
.topbar,.product-site .topbar{padding:10px 0;background:rgba(255,250,240,.94);border-bottom:1px solid var(--lab-line);backdrop-filter:blur(18px)}
.nav-shell,.product-site .nav-shell{min-height:62px;padding:5px 8px 5px 10px;background:transparent;border:0;border-radius:0;box-shadow:none}
.brand,.product-site .brand,.nav-links a,.product-site .nav-links a{color:var(--lab-ink)}
.brand-mark,.product-site .brand-mark{width:38px;border:0;border-radius:8px;background:var(--lab-yellow);color:var(--lab-ink);box-shadow:none;font-family:var(--sans);font-weight:800}
.brand small,.product-site .brand small{color:var(--lab-muted)}
.nav-links a,.product-site .nav-links a{padding:9px 11px;border-radius:7px;font-size:.82rem}
.nav-links a:hover,.nav-links a.active,.product-site .nav-links a:hover,.product-site .nav-links a.active{background:var(--lab-yellow-soft);color:var(--lab-ink)}
.nav-links .nav-cta,.product-site .nav-links .nav-cta{background:var(--lab-ink);color:white;padding-inline:16px}
.nav-links .nav-cta:hover,.product-site .nav-links .nav-cta:hover{background:var(--lab-green);color:white}
.business-page{background:var(--lab-bg)}
.crumbs{display:flex;gap:9px;align-items:center;color:var(--lab-muted);font-size:12px;margin-bottom:28px}.crumbs a{color:var(--lab-green)}
.business-hero-v3{padding:80px 0 64px;background:linear-gradient(135deg,var(--lab-wash),var(--lab-bg) 58%);border-bottom:1px solid var(--lab-line)}
.business-hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(340px,.9fr);gap:70px;align-items:center}
.business-hero-v3 .kicker,.section-kicker,.flow-step>span,.business-card>span{display:block;color:var(--lab-green);font-size:11px;font-weight:700;letter-spacing:.11em;text-transform:uppercase}
.business-hero-v3 h1{max-width:830px;margin:16px 0 22px;font:400 clamp(3.6rem,6.5vw,6.8rem)/.9 var(--serif);letter-spacing:-.03em;color:var(--lab-ink)}
.business-hero-v3 h1 em{color:var(--lab-green)}.business-hero-v3 p{max-width:760px;color:var(--lab-muted);font-size:18px;line-height:1.7}
.hero-choice{padding:28px;background:var(--lab-paper);border:1px solid var(--lab-line);box-shadow:var(--lab-shadow)}.hero-choice>span{font-size:11px;color:var(--lab-green);font-weight:700}.hero-choice h2{margin:13px 0 22px;font-size:28px}.choice-link{display:grid;grid-template-columns:36px 1fr auto;gap:12px;align-items:center;padding:15px 0;border-top:1px solid var(--lab-line)}.choice-link i{display:grid;place-items:center;width:30px;height:30px;background:var(--lab-yellow-soft);font-style:normal;font-size:11px}.choice-link b{display:block}.choice-link small{color:var(--lab-muted)}
.business-section{padding:76px 0;border-bottom:1px solid var(--lab-line)}.business-section.alt{background:var(--lab-wash)}
.business-heading{display:grid;grid-template-columns:minmax(0,.8fr) minmax(360px,1.2fr);gap:70px;align-items:end;margin-bottom:36px}.business-heading h2{margin:10px 0 0;font:400 clamp(2.5rem,4.4vw,4.5rem)/1 var(--serif);color:var(--lab-ink)}.business-heading p{margin:0;color:var(--lab-muted);font-size:17px}
.plain-language{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.business-card{position:relative;padding:30px;background:var(--lab-paper);border:1px solid var(--lab-line);box-shadow:var(--lab-shadow)}.business-card.featured{background:var(--lab-yellow-soft);border-color:var(--lab-yellow)}.business-card h3{margin:30px 0 12px;font-size:25px}.business-card p,.business-card li{color:var(--lab-muted)}.business-card ul{padding-left:18px}.business-card a{display:inline-block;margin-top:18px;color:var(--lab-green);font-weight:700}
.business-flow{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--lab-line);background:var(--lab-line);gap:1px}.flow-step{min-height:215px;padding:24px;background:var(--lab-paper)}.flow-step.control{background:var(--lab-yellow-soft)}.flow-step h3{margin:42px 0 9px;font-size:20px}.flow-step p{margin:0;color:var(--lab-muted);font-size:13px}.flow-step strong{display:block;margin-top:20px;color:var(--lab-green);font-size:11px}
.decision-map{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}.decision-map article{padding:25px;border-top:4px solid var(--lab-green);background:var(--lab-paper);box-shadow:var(--lab-shadow)}.decision-map article.stop{border-color:var(--lab-red)}.decision-map article.silent{border-color:var(--lab-blue)}.decision-map b{font-size:12px}.decision-map h3{font-size:24px}.decision-map p{color:var(--lab-muted)}
.proof-strip{display:grid;grid-template-columns:repeat(4,1fr);background:var(--lab-ink);color:white}.proof-strip article{padding:26px;border-right:1px solid rgba(255,255,255,.16)}.proof-strip article:last-child{border-right:0}.proof-strip b{display:block;color:var(--lab-yellow);font:400 38px/1 var(--serif)}.proof-strip span{display:block;margin-top:8px;color:#d3ddd8;font-size:12px}.proof-strip small{display:block;margin-top:12px;color:#9eafa7}
.page-guide{display:grid;grid-template-columns:220px 1fr;gap:60px}.guide-index{align-self:start;position:sticky;top:100px;border-top:1px solid var(--lab-line)}.guide-index a{display:block;padding:12px 0;border-bottom:1px solid var(--lab-line);color:var(--lab-muted);font-size:13px}.guide-index a:hover{color:var(--lab-green)}.guide-content>section{padding-bottom:62px;margin-bottom:62px;border-bottom:1px solid var(--lab-line);scroll-margin-top:100px}.guide-content h2{font:400 42px/1 var(--serif)}.guide-content p{color:var(--lab-muted);font-size:16px}.answer-box{padding:24px;border-left:5px solid var(--lab-yellow);background:var(--lab-paper)}
.business-cta{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:40px;background:var(--lab-yellow)}.business-cta h2{margin:0;font:400 38px/1 var(--serif)}.business-cta p{margin:8px 0 0;color:#5c5038}.business-actions{display:flex;gap:10px;flex-wrap:wrap}.business-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border:1px solid var(--lab-ink);font-weight:700}.business-btn.primary{background:var(--lab-ink);color:white}.business-btn.secondary{background:transparent;color:var(--lab-ink)}
.business-footer{background:var(--lab-ink);color:white}.business-footer .footer-main{padding-block:50px}.business-footer a{color:#d8e2dd}.business-footer p,.business-footer small{color:#aebdb6}
.lab-onboarding{display:grid;grid-template-columns:300px 1fr;gap:24px}.lab-steps{padding:26px;background:var(--lab-yellow-soft);border:1px solid var(--lab-yellow)}.lab-steps ol{padding-left:20px}.lab-steps li{margin:16px 0;color:#5b513c}.lab-steps b{display:block;color:var(--lab-ink)}.lab-action{padding:30px;background:var(--lab-paper);border:1px solid var(--lab-line);box-shadow:var(--lab-shadow)}
@media(max-width:950px){.business-hero-grid,.business-heading,.page-guide,.lab-onboarding{grid-template-columns:1fr}.plain-language{grid-template-columns:1fr 1fr}.business-flow{grid-template-columns:1fr}.flow-step{min-height:0}.guide-index{position:static;display:flex;flex-wrap:wrap;gap:10px}.guide-index a{padding:8px 10px;border:1px solid var(--lab-line)}.proof-strip{grid-template-columns:1fr 1fr}.business-cta{align-items:flex-start;flex-direction:column}}
@media(max-width:650px){.container{width:min(100% - 28px,1180px)}.business-hero-v3{padding:50px 0}.business-hero-v3 h1{font-size:3.5rem}.business-hero-grid{gap:35px}.plain-language,.decision-map,.proof-strip{grid-template-columns:1fr}.business-section{padding:55px 0}.business-heading{gap:22px}.proof-strip article{border-right:0;border-bottom:1px solid rgba(255,255,255,.16)}.business-cta{padding:28px}.nav-links.open{background:var(--lab-paper);border-color:var(--lab-line)}}