@font-face{font-family:Instrument;src:url('/assets/instrument-sans.ttf') format('truetype');font-weight:400 700;font-display:swap}
:root{--bg:#05080b;--ink:#f3f5f6;--muted:#a9aeb5;--line:#30353b;--surface:#12171c;--font:Instrument,'Helvetica Neue',Arial,sans-serif;--wrap:1184px;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font:400 1.125rem/1.6 var(--font);-webkit-font-smoothing:antialiased}body.menu-open{overflow:hidden}
p,h1,h2,h3,h4,figure{margin:0}h1,h2,h3,h4{font-weight:500;line-height:1.15;letter-spacing:-.035em;text-wrap:balance}h1{font-size:clamp(2.4rem,1.6rem + 3vw,4.2rem)}h2{font-size:clamp(1.65rem,1.3rem + 1vw,2.25rem)}h3{font-size:1.3rem;letter-spacing:-.02em}p{text-wrap:pretty}p+p{margin-top:1em}a{color:inherit;text-underline-offset:5px}a:hover{text-decoration-thickness:2px}button,input,select,textarea{font:inherit}button{cursor:pointer}img,svg{max-width:100%}img{display:block;height:auto}a svg,button svg{flex:none}ul,ol{padding-left:1.2em}li+li{margin-top:.6em}::selection{background:#d7e1d8;color:#111}:focus-visible{outline:2px solid #bfd8c1;outline-offset:5px}[hidden]{display:none!important}.wrap{width:min(var(--wrap),calc(100% - 112px));margin-inline:auto}.section{padding-block:80px}.rule{border-top:1px solid var(--line)}.light{background:transparent}.muted,.meta,.note{color:var(--muted)}.lead{font-size:1.25rem;line-height:1.55;max-width:60ch;color:var(--muted)}.meta,.note{font-size:.9375rem}.note{margin-top:22px;max-width:65ch}.overline{font-size:.9375rem;color:var(--muted);margin-bottom:20px}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:25px;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;gap:25px;min-height:48px;padding:14px 20px;border:1px solid var(--ink);border-radius:3px;background:var(--ink);color:var(--bg);font-size:1rem;font-weight:500;line-height:1.2;text-decoration:none;transition:background .18s,border-color .18s}.button:hover{background:#d0dacf;border-color:#d0dacf}.button:disabled{opacity:.6;cursor:wait}.button-secondary{background:transparent;color:var(--ink)}.button-secondary:hover{color:var(--bg)}.text-link{display:inline-flex;align-items:center;gap:18px;padding:8px 0;font-size:1rem;font-weight:500;text-decoration:none}.text-link:hover{text-decoration:underline}.text-link svg,.button svg{transition:transform .2s ease}.text-link:hover svg,.button:hover svg{transform:translateX(3px)}.plain-button{color:inherit;background:none;border:0;border-bottom:1px solid currentColor;padding:8px 0;font-size:.9375rem}.skip-link{position:fixed;top:-90px;left:16px;background:white;color:black;padding:12px 20px;z-index:50}.skip-link:focus{top:12px}
/* Company navigation is quieter than the product introduction. */
.site-header{height:76px;position:sticky;top:0;z-index:20;background:#05080bee;color:var(--ink);border-bottom:0}.nav-inner{height:100%;display:flex;justify-content:space-between;align-items:center;gap:32px}.brand{display:block;flex:none}.brand img{width:205px;object-fit:contain}.nav-inner nav{display:flex;align-items:center;gap:32px}.nav-inner nav>a{font-size:.9375rem;text-decoration:none;padding:12px 0;white-space:nowrap}.nav-inner nav>a:hover,.nav-inner nav>a[aria-current]{text-decoration:underline}.nav-contact{display:flex;align-items:center;gap:9px;margin-left:12px}.nav-contact svg{width:16px}.menu-toggle{display:none}
/* Technical pages use labels, bounded reading widths and native disclosures. */
.page-intro{padding-block:64px 65px}.page-intro h1{max-width:1000px}.page-intro .lead{margin-top:25px}.page-intro>.button{margin-top:28px}.content-grid{display:grid;grid-template-columns:1fr 1.7fr;gap:80px}.content-grid h2{max-width:400px}.prose{max-width:66ch}.prose>p,.prose li{color:#bec3c9}.prose h2,.prose h3{margin:36px 0 16px}.prose p strong,.prose li strong{color:var(--ink);font-weight:600}.feature-split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.feature-copy h2{margin-bottom:24px}.feature-copy>p{max-width:58ch;color:var(--muted)}.feature-copy .text-link{margin-top:20px}.full-diagram{padding-block:0 60px}.product-specs{display:grid;grid-template-columns:repeat(2,1fr);gap:28px 60px;margin:0;padding:32px 0;border-top:1px solid var(--line)}.product-specs>div{display:grid;grid-template-columns:150px 1fr;gap:22px;font-size:1rem}.product-specs dt{color:var(--muted)}.product-specs dd{margin:0}.section-head{margin-bottom:40px}.section-head>p{color:var(--muted);margin-top:18px}.evaluation-questions{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,14rem),1fr));gap:36px}.evaluation-questions p{color:var(--muted);margin-top:13px;font-size:1.0625rem}.faq{border-top:1px solid var(--line)}.faq details{padding:21px 0;border-bottom:1px solid var(--line)}.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:25px;font-size:1.125rem;line-height:1.4}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:'+';font-size:1.4rem;flex:none;font-weight:400}.faq details[open] summary:after{content:'−'}.faq details p{font-size:1.0625rem;color:var(--muted);max-width:65ch;margin-top:18px;padding-right:26px}.audience-list{margin-top:45px}.audience-row{display:grid;grid-template-columns:1fr 1.3fr 25px;align-items:start;gap:45px;padding:28px 0;border-top:1px solid var(--line);text-decoration:none}.audience-row h3{font-size:1.3rem;line-height:1.4}.audience-row p{font-size:1.0625rem;color:var(--muted)}.audience-row:hover h3{text-decoration:underline}.audience-row svg{margin-top:4px}.company-mark{background:transparent;display:flex;align-items:center;justify-content:center;min-height:250px;overflow:hidden}.company-mark img{width:46%}.company-mark{gap:8%}
/* Reading and source links. */
.article-grid{display:grid}.article-card{display:grid;grid-template-columns:1fr 30px;gap:35px;padding:32px 0;text-decoration:none;border-bottom:1px solid var(--line)}.article-card:first-child{padding-top:0}.article-card:last-child{border:0;padding-bottom:0}.article-card h3{font-size:1.6rem;margin:10px 0;max-width:800px;line-height:1.3}.article-card-copy>p:not(.meta){font-size:1.0625rem;color:var(--muted);max-width:70ch}.article-card:hover h3{text-decoration:underline;text-decoration-thickness:1px}.read-link{align-self:center}.source-list{list-style:none;padding:0;margin:0}.source-list li{padding:22px 0;margin:0;border-bottom:1px solid var(--line)}.source-list li:first-child{padding-top:0}.source-list a{display:flex;align-items:center;justify-content:space-between;gap:20px;text-decoration:none;font-size:1.125rem}.source-list a:hover{text-decoration:underline}.source-list p{color:var(--muted);font-size:1rem;margin-top:9px;max-width:65ch}.article-header{padding-block:55px 60px;max-width:900px}.article-header h1{margin-top:30px}.article-header .lead{margin-top:25px}.article-byline{display:flex;flex-wrap:wrap;gap:12px 25px;margin-top:28px;font-size:.9375rem;color:var(--muted)}.article-layout{display:grid;grid-template-columns:230px 1fr;gap:80px}.article-toc{align-self:start;position:sticky;top:30px;display:grid;gap:15px;font-size:.9375rem;line-height:1.5}.article-toc>p{font-weight:600;margin-bottom:4px}.article-toc a{color:var(--muted);text-decoration:none}.article-toc a:hover{text-decoration:underline}.article-body{max-width:66ch}.article-body h2{font-size:1.75rem;margin:48px 0 22px}.article-body h2:first-child{margin-top:0}.article-body p,.article-body li{font-size:1.125rem;line-height:1.7;color:#bec3c9}.article-body h3{margin-bottom:16px}.article-actions{display:flex;gap:24px;flex-wrap:wrap;align-items:center;margin-top:42px;padding-top:25px;border-top:1px solid var(--line)}.takeaway{margin:30px 0;padding:25px 28px;background:var(--surface)}.formula{font-size:1.3rem;line-height:1.6;margin:28px 0;padding:24px 0;border-block:1px solid var(--line);font-variant-numeric:tabular-nums}
/* Scenario model; assumptions remain beside the calculated output. */
.model-layout{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.model-inputs{display:grid;gap:29px}.model-field{display:grid;gap:10px}.model-field label{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:1rem;font-weight:500}.input-value{display:flex;align-items:center;gap:8px;white-space:nowrap}.input-value input{width:100px;background:var(--bg);color:var(--ink);padding:8px;border:1px solid #93938d;border-radius:2px;text-align:right;font-size:1rem;font-variant-numeric:tabular-nums}.input-value span{font-weight:400;font-size:.875rem}.model-field small{color:var(--muted);font-size:.9375rem;line-height:1.5}input[type=range]{width:100%;height:24px;accent-color:#c2d0be;cursor:pointer}.model-result{background:#252724;color:#f8f8f2;padding:32px;position:sticky;top:30px}.model-result .meta,.model-result .note{color:#d1d2ca}.result-large{font-size:4.5rem;line-height:1.1;letter-spacing:-.05em;margin-top:26px;font-variant-numeric:tabular-nums}.result-caption{font-size:1rem;color:#d1d2ca;margin-top:10px}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:30px;padding-top:24px;border-top:1px solid #62635d}.result-grid strong{display:block;font-size:1.6rem;font-weight:500;line-height:1.3;font-variant-numeric:tabular-nums}.result-grid span{display:block;font-size:.875rem;color:#d1d2ca;margin-top:8px}.model-visual{display:flex;gap:3px;height:12px;margin-top:28px}.model-visual span{background:#797e75;transition:width .2s}.model-visual span:last-child{background:#edf0e7}.model-legend{display:flex;justify-content:space-between;gap:20px;font-size:.8125rem;margin-top:8px;color:#d1d2ca}.model-result .note{font-size:.9375rem}.model-actions{display:flex;flex-wrap:wrap;gap:22px;margin-top:23px}.share-status{font-size:.875rem;min-height:1.4em;margin-top:12px}.model-error{font-size:.9375rem;color:#ffb5a8;min-height:1.4em}.noscript-note{padding:14px;border:1px solid currentColor;font-size:1rem}
/* Contact form. */
.contact-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:90px;align-items:start}.contact-intro .lead{margin-top:24px;font-size:1.1875rem}.contact-email{margin-top:25px;overflow-wrap:anywhere}.contact-expect{margin-top:50px;max-width:45ch}.contact-expect h2{font-size:1.125rem;margin-bottom:13px;letter-spacing:-.01em}.contact-expect p{font-size:1rem;color:var(--muted)}.contact-form{display:grid;gap:24px;padding-top:5px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.field{display:grid;gap:9px;min-width:0}.field label{font-size:1rem;font-weight:500}.field input,.field select,.field textarea{width:100%;background:#12171c;color:var(--ink);border:1px solid #6d737b;border-radius:3px;padding:12px;min-height:48px;font-size:1rem}.field input::placeholder,.field textarea::placeholder{color:#a9b4ab;opacity:1}.field textarea{min-height:130px;resize:vertical}.field small,.form-note{font-size:.875rem;line-height:1.6;color:var(--muted)}.contact-form>.button{justify-self:start}.form-status{font-size:1rem;border-left:2px solid #496848;padding:12px 16px;background:var(--surface)}.form-status[data-error=true]{border-color:#ffb5a8}.honeypot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
/* End matter. */
.closing{padding-block:55px;border-top:1px solid var(--line)}.closing-inner{display:flex;justify-content:space-between;align-items:center;gap:50px}.closing h2{font-size:1.75rem;max-width:720px}.closing p{margin-top:15px;color:var(--muted);font-size:1.0625rem;max-width:62ch}.closing .button{flex:none}.site-footer{background:transparent;color:var(--ink);border-top:0;padding:45px 0 25px;--muted:#a9aeb5;--line:#30353b}.footer-top{display:grid;grid-template-columns:1fr 1fr;gap:24px 60px;padding-bottom:35px;align-items:start}.footer-top .brand img{width:230px}.footer-email{display:flex;align-items:center;justify-content:end;gap:14px;font-size:1rem;text-decoration:none}.footer-email:hover{text-decoration:underline}.footer-links{grid-column:1/-1;display:flex;justify-content:flex-end;flex-wrap:wrap;gap:15px 28px;font-size:.9375rem;color:var(--muted)}.footer-links a{text-decoration:none}.footer-links a:hover{text-decoration:underline}.footer-bottom{display:flex;justify-content:space-between;gap:20px;font-size:.8125rem;color:var(--muted)}.error-page{padding-block:100px}.error-page h1{margin:25px 0}.error-page .button{margin-top:30px}
@media(max-width:1100px){.wrap{width:calc(100% - 72px)}.product-specs{gap:25px}.product-specs>div{grid-template-columns:130px 1fr;gap:15px}.article-layout{grid-template-columns:190px 1fr;gap:40px}}
@media(max-width:920px){.site-header{height:76px}.menu-toggle{display:flex;align-items:center;gap:14px;background:none;color:inherit;border:0;padding:12px 0;min-height:44px;font-size:1rem}.menu-toggle>span{display:grid;gap:5px;width:22px}.menu-toggle i{display:block;height:1px;width:22px;background:currentColor;transition:transform .2s}.menu-toggle[aria-expanded=true] i:first-child{transform:translateY(3px) rotate(45deg)}.menu-toggle[aria-expanded=true] i:last-child{transform:translateY(-3px) rotate(-45deg)}.nav-inner nav{display:none;position:absolute;top:76px;left:0;right:0;background:var(--bg);padding:20px 36px 30px;flex-direction:column;align-items:stretch;gap:5px;border-bottom:1px solid var(--line);max-height:calc(100dvh - 76px);overflow:auto}.nav-inner nav.is-open{display:flex}.nav-inner nav>a{font-size:1.25rem;padding:14px 0}.nav-contact{margin-left:0}.section{padding-block:65px}.content-grid{grid-template-columns:1fr;gap:30px}.content-grid h2{max-width:700px}.contact-layout{grid-template-columns:1fr;max-width:700px;gap:45px}.contact-expect{margin-top:28px}.product-specs{grid-template-columns:1fr 1fr}.product-specs>div{grid-template-columns:1fr;gap:6px}.article-layout{grid-template-columns:1fr;max-width:740px}.article-toc{position:static;grid-template-columns:1fr 1fr;gap:12px 25px}.article-toc>p{grid-column:1/-1}.model-layout{grid-template-columns:1fr;gap:30px}.model-result{position:static}.model-field label{flex-wrap:wrap;gap:8px}.model-result{padding:24px}.audience-row{gap:28px}.footer-email{font-size:.9375rem}.feature-split{gap:35px}}
@media(max-width:600px){.wrap{width:calc(100% - 40px)}.site-header{height:76px}.brand img{width:180px}.nav-inner nav{top:76px;padding-inline:20px}.menu-toggle{font-size:.9375rem}.product-name{font-size:.9375rem;margin-bottom:19px}.page-intro{padding-block:37px 42px}.page-intro h1{font-size:2.35rem}.page-intro .lead{font-size:1.125rem;margin-top:22px}.overline{margin-bottom:18px}.section{padding-block:44px}.section-head{margin-bottom:30px}.evaluation-questions{grid-template-columns:1fr;gap:28px}.evaluation-questions p{margin-top:8px}.content-grid,.feature-split,.model-layout{grid-template-columns:1fr;gap:30px}.feature-copy>p,.prose>p{font-size:1.0625rem}.faq summary{font-size:1.0625rem}.faq details p{font-size:1rem;padding-right:0}.product-specs{grid-template-columns:1fr;gap:23px;padding-top:25px}.product-specs>div{grid-template-columns:130px 1fr;font-size:1rem;gap:15px}.full-diagram{padding-bottom:20px}.audience-row{grid-template-columns:1fr 24px;gap:12px;padding:25px 0}.audience-row p{grid-column:1;grid-row:2;font-size:1rem}.audience-row>svg{grid-column:2;grid-row:1}.audience-row h3{font-size:1.25rem}.company-mark{min-height:190px}.article-card{gap:20px;padding:25px 0}.article-card h3{font-size:1.35rem}.article-card-copy>p:not(.meta){font-size:1rem}.source-list a{font-size:1.0625rem}.source-list p{font-size:.9375rem}.article-header{padding-block:35px 40px}.article-header h1{font-size:2.25rem;margin-top:24px}.article-header .lead{font-size:1.125rem}.article-byline{font-size:.875rem;gap:8px 15px}.article-body p,.article-body li{font-size:1.0625rem}.article-body h2{font-size:1.6rem;margin-top:38px}.article-toc{grid-template-columns:1fr;gap:12px}.article-actions{gap:14px 25px}.takeaway{padding:22px}.model-layout{gap:35px}.model-field label{flex-wrap:nowrap;font-size:1rem}.input-value input{width:88px}.model-result{position:static;padding:25px}.result-large{font-size:3.75rem}.result-grid{gap:20px}.result-grid strong{font-size:1.4rem}.model-legend{font-size:.8125rem}.formula{font-size:1.125rem}.contact-intro h1{font-size:2.4rem}.contact-intro .lead{font-size:1.125rem}.contact-layout{gap:35px}.contact-email{font-size:.9375rem;gap:12px}.form-row{grid-template-columns:1fr;gap:24px}.closing{padding-block:38px}.closing-inner{display:block}.closing h2{font-size:1.6rem}.closing p{font-size:1rem}.closing .button{margin-top:25px}.site-footer{padding-block:32px 23px}.footer-top{grid-template-columns:1fr;gap:26px;padding-bottom:30px}.footer-email{justify-content:start;font-size:.9375rem;gap:12px}.footer-links{justify-content:start;display:grid;grid-template-columns:1fr 1fr;gap:13px 18px;font-size:.875rem}.footer-bottom{flex-wrap:wrap;font-size:.8125rem;gap:12px}.footer-bottom span:nth-child(2){order:3;width:100%}.footer-bottom a{margin-left:auto}}
@media(max-width:360px){.brand img{width:160px}.input-value input{width:76px}.model-field label{gap:10px;font-size:.9375rem}.contact-email,.footer-email{font-size:.875rem}.product-specs>div{grid-template-columns:110px 1fr}}
@media(max-width:920px){html:not(.js) .site-header{height:auto}html:not(.js) .nav-inner{flex-wrap:wrap;padding-block:22px}html:not(.js) .menu-toggle{display:none}html:not(.js) .nav-inner nav{display:flex;position:static;width:100%;padding:0;max-height:none;flex-direction:row;flex-wrap:wrap;gap:6px 22px}html:not(.js) .nav-inner nav>a{font-size:1rem;padding:8px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
@media print{body,.light{background:white;color:black;--muted:#444;--line:#bbb}.site-header,.site-footer,.closing,.skip-link,.article-toc,.article-actions,.model-actions,.wrap{width:100%;max-width:none}.section,.page-intro,.article-header{padding:25px 0}.article-layout,.content-grid,.model-layout{display:block}.article-body,.article-header{max-width:none}.prose h2,.article-body h2{break-after:avoid}p,li{orphans:3;widows:3}.model-result{position:static;background:#eee;color:black;margin-top:25px}.model-result .meta,.model-result .note,.model-result span,.result-caption{color:#333}.button{display:none}a{text-decoration:underline}h1{font-size:32pt}}

/* Compact navigation, with the same treatment on every page. */
.nav-inner{width:calc(100% - 64px);max-width:1600px}.nav-inner nav{gap:30px}.nav-inner .nav-contact{padding:9px 19px;background:var(--ink);color:var(--bg);border-radius:30px;min-height:42px;font-size:.875rem}.nav-contact:hover{background:#d9dee3}.nav-resources{position:relative;font-size:.9375rem}.nav-resources summary{list-style:none;cursor:pointer;display:flex;gap:8px;align-items:center;min-height:44px}.nav-resources summary::-webkit-details-marker{display:none}.nav-resources summary span{transition:transform .2s}.nav-resources[open] summary span{transform:rotate(180deg)}.nav-dropdown{position:absolute;right:-28px;top:52px;background:#12171c;padding:18px 24px;min-width:250px;border:1px solid #30353b;border-radius:10px;box-shadow:0 15px 40px #0005;display:grid;gap:4px}.nav-dropdown a{display:block;padding:10px 0;text-decoration:none}.nav-dropdown a:hover{text-decoration:underline}.button{border-radius:28px}.site-footer{padding-top:65px}.article-toc,.model-result{top:100px}
@media(max-width:920px){.nav-inner{width:calc(100% - 40px)}.nav-resources{font-size:1.25rem}.nav-resources summary{padding-block:14px}.nav-dropdown{position:static;border:0;box-shadow:none;padding:5px 0 10px 18px;background:none;font-size:1rem}.nav-inner .nav-contact{align-self:flex-start;padding:12px 20px;margin-top:12px}.nav-inner nav{gap:5px}html:not(.js) .site-header{position:relative}}
@media print{.site-header,.site-footer{display:none!important}}