/* Bluesbit: neutral parent brand; gold is reserved for zkBrief. */
:root{color-scheme:dark;--bg:#08090b;--surface:#101215;--text:#f3f4f5;--muted:#a1a5ad;--soft:#737984;--line:#26292f;--gold:#c8aa6e;--ice:#c1d2e6;--shell:1320px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased;overflow-wrap:break-word}
a{color:inherit;text-decoration:none}
button,a{-webkit-tap-highlight-color:transparent}
a:focus-visible{outline:2px solid var(--ice);outline-offset:7px;border-radius:2px}
img{display:block;max-width:100%;height:auto}
h1,h2,h3,h4,p{margin:0}
::selection{background:#d7dde4;color:#08090b}
.shell{width:min(var(--shell),calc(100% - 112px));margin-inline:auto}
.skip-link{position:absolute;left:20px;top:-100px;z-index:20;padding:14px 20px;background:var(--text);color:var(--bg)}
.skip-link:focus{top:16px}
.site-header{position:relative;z-index:10}
.header-inner{min-height:110px;display:flex;align-items:center;justify-content:space-between;gap:32px;border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:13px;flex:none;font-size:25px;line-height:1;font-weight:600;letter-spacing:-1.1px;min-height:44px}
.brand img{flex:none}
nav{display:flex;align-items:center;gap:38px}
nav a{display:inline-flex;align-items:center;gap:10px;min-height:44px;font-size:14px;color:#b6bac2;transition:color .2s}
nav a:hover,nav a[aria-current="location"]{color:#fff}
.nav-dot{width:5px;height:5px;border:1px solid currentColor;border-radius:50%}
.hero{position:relative;min-height:min(840px,calc(100svh - 110px));display:grid;grid-template-columns:1.18fr 1fr;align-items:center;column-gap:36px;padding-block:68px 92px}
.hero-copy{position:relative;z-index:2}
.eyebrow,.section-meta,.product-category,.product-stage,.field-label,.product-art-caption,.horizons-heading,.footer-bottom{font-size:12px;line-height:1.6;letter-spacing:.08em}
.eyebrow{display:flex;align-items:center;gap:14px;color:var(--muted);text-transform:uppercase;margin-bottom:34px}
.eyebrow-line{width:25px;height:1px;background:var(--ice);flex:none}
h1{font-size:clamp(3.25rem,6.05vw,6.05rem);font-weight:450;line-height:1.065;letter-spacing:-.066em}
h1>span{color:#9bA2ad}
.hero-description{max-width:440px;margin-top:32px;color:#b2b7c0;font-size:18px;line-height:1.7;letter-spacing:-.015em}
.text-link{display:inline-flex;align-items:center;gap:26px;font-size:14px;min-height:48px}
.hero-link{margin-top:28px}
.link-line{width:38px;height:1px;background:#848e9d;transition:width .25s,background .25s}
.text-link:hover .link-line{width:58px;background:var(--text)}
.brand-field{--move-x:0px;--move-y:0px;aspect-ratio:1;position:relative;width:100%;max-width:560px;justify-self:end;isolation:isolate}
.field-grid{position:absolute;inset:0;background-image:linear-gradient(#99a7bc09 1px,transparent 1px),linear-gradient(90deg,#99a7bc09 1px,transparent 1px);background-size:48px 48px;mask-image:radial-gradient(ellipse,black 12%,transparent 68%)}
.field-halo{position:absolute;inset:8%;border-radius:50%;background:radial-gradient(ellipse,#7797bf12 0%,#6886ad06 45%,transparent 70%);filter:blur(12px)}
.field-orbit{position:absolute;inset:11%;border:1px solid #a2b8d024;border-radius:50%;transform:rotate(-35deg) scaleY(.62)}
.orbit-two{transform:rotate(55deg) scaleY(.62);border-color:#a2b8d01b}
.orbit-three{inset:19%;transform:rotate(0);border-color:#a2b8d01c}
.field-axis{position:absolute;background:#9fb8d515}
.axis-horizontal{left:1%;right:1%;height:1px;top:50%}
.axis-vertical{top:1%;bottom:1%;width:1px;left:50%}
.field-mark{position:absolute;inset:26% 24%;display:grid;place-items:center;transform:translate(var(--move-x),var(--move-y));transition:transform .6s cubic-bezier(.2,.6,.3,1);filter:drop-shadow(0 20px 35px #0009)}
.field-mark img{width:100%;opacity:.94}
.field-corner{position:absolute;width:12px;height:12px;border-color:#7b899a66;border-style:solid}
.corner-top{top:12%;left:12%;border-width:1px 0 0 1px}
.corner-bottom{bottom:12%;right:12%;border-width:0 1px 1px 0}
.field-label{position:absolute;bottom:0;left:0;right:0;text-align:center;font-size:11px;color:#919aa8;letter-spacing:.035em}
.hero-foot{position:absolute;bottom:25px;left:0;right:0;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#9299a5;font-size:12px;letter-spacing:.02em}
.scroll-link{display:flex;align-items:center;gap:12px;min-height:44px}
.scroll-track{display:block;width:1px;height:20px;background:linear-gradient(#8a95a7,transparent)}
.section{border-top:1px solid var(--line);padding-block:92px}
.section-meta{display:flex;align-items:center;gap:16px;color:var(--muted);text-transform:uppercase}
.section-number{color:#8c939e;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.approach{display:grid;grid-template-columns:1fr 3fr;gap:48px}
.approach .section-meta{align-self:start;margin-top:9px}
h2{font-size:clamp(2rem,3.15vw,3.25rem);font-weight:450;line-height:1.16;letter-spacing:-.048em}
h2>span{color:#979ea9}
.approach-text{display:grid;grid-template-columns:1fr 1fr;gap:38px;margin-top:36px;color:#a8aeb8;font-size:16px;line-height:1.85}
.horizons{margin-top:64px}
.horizons-heading{display:flex;justify-content:space-between;gap:20px;padding-bottom:19px;border-bottom:1px solid var(--line);color:#959eac}
.horizons-heading h3{font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:.09em}
.horizons-heading>span{font-size:11px;letter-spacing:.01em;color:#8c939e}
.horizons-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;padding-top:24px}
.horizon-index{display:block;color:#818b9b;font-size:11px;line-height:1.5;margin-bottom:14px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.horizon h4{font-size:14px;font-weight:500;line-height:1.5;letter-spacing:-.015em;color:#d9dde3}
.horizon p{margin-top:8px;font-size:13px;line-height:1.8;color:#969ea9}
.products .section-meta{margin-bottom:35px}
.product-intro{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:40px}
.product-intro h2{font-size:clamp(2.7rem,4.4vw,4.5rem)}
.product-intro>p{font-size:14px;line-height:1.75;color:#9da4af;max-width:290px}
.product-card{display:grid;grid-template-columns:1.2fr 1fr;border:1px solid #2b2924;background:#0b0c0e;border-radius:4px;overflow:hidden;position:relative}
.product-card::before{content:"";position:absolute;inset:0 0 auto;height:1px;background:linear-gradient(90deg,transparent,#c8aa6e80,transparent)}
.product-copy{padding:50px 54px 52px}
.product-topline{display:flex;align-items:center;flex-wrap:wrap;gap:10px 18px;margin-bottom:34px}
.product-category{color:var(--gold);text-transform:uppercase;font-size:11px}
.product-stage{font-size:11px;letter-spacing:.025em;padding-left:18px;border-left:1px solid #444035;color:#a3a19a}
.product-name{font-size:clamp(2.75rem,4.1vw,4rem);font-weight:500;line-height:1.1;letter-spacing:-.06em}
.product-name>span{color:var(--gold)}
.product-headline{font-size:clamp(1.65rem,2.4vw,2.2rem);line-height:1.25;letter-spacing:-.035em;margin-top:27px}
.product-description{font-size:16px;line-height:1.8;max-width:40ch;margin-top:20px;color:#a9afb8}
.product-principle{display:flex;align-items:center;gap:11px;font-size:12px;line-height:1.7;margin-top:23px;color:#bbb5a7}
.product-principle>span{display:block;width:14px;height:1px;background:#8f7b52;flex:none}
.product-link{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;min-height:48px;margin-top:33px;padding:10px 18px;border:1px solid #776746;border-radius:3px;color:#e0c48d;font-size:14px;transition:background .2s,border-color .2s,color .2s}
.product-link:hover{background:#c8aa6e;color:#08090b;border-color:#c8aa6e}
.product-link:focus-visible{outline-color:var(--gold)}
.external-mark{font-size:19px;font-weight:400;line-height:1}
.product-art{position:relative;display:flex;align-items:center;justify-content:center;min-width:0;background:#000;overflow:hidden;border-left:1px solid #242321}
.product-art>img{width:min(90%,420px);position:relative;z-index:1}
.product-art-grid{position:absolute;inset:0;background-image:linear-gradient(#c8aa6e09 1px,transparent 1px),linear-gradient(90deg,#c8aa6e09 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse,black,transparent 76%)}
.product-art-caption{position:absolute;top:40px;left:36px;color:#b5aa91;font-size:11px;letter-spacing:.06em}
.product-art-bottom{position:absolute;left:36px;right:36px;bottom:35px;display:flex;justify-content:space-between;gap:16px;font-size:12px;color:#97928a;border-top:1px solid #29251d;padding-top:15px}
.contact{padding-block:86px 96px}
.contact-body{display:grid;grid-template-columns:1.55fr 1fr;gap:70px;margin-top:35px;align-items:center}
.contact h2{font-size:clamp(2.6rem,4.4vw,4.5rem);line-height:1.12}
.contact-action{justify-self:end}
.contact-action>p{font-size:15px;line-height:1.8;color:#a8afb9}
.contact-link{display:flex;justify-content:space-between;align-items:center;gap:50px;padding:12px 0;min-height:52px;border-bottom:1px solid #667181;margin-top:15px;font-size:17px;transition:color .2s,border-color .2s}
.contact-link:hover{color:var(--ice);border-color:var(--ice)}
.contact-person{display:block;font-size:12px;line-height:1.6;margin-top:15px;color:#9aa3af}
.site-footer{border-top:1px solid var(--line);padding-top:35px}
.footer-top{display:flex;align-items:center;justify-content:space-between;gap:30px}
.footer-brand{font-size:21px;gap:11px}
.footer-top>p{color:#929ba9;font-size:12px;line-height:1.7;letter-spacing:.02em;margin-left:auto;margin-right:8%}
.back-top{display:flex;align-items:center;gap:16px;font-size:12px;color:#b4bac4;min-height:44px}
.back-top>span{font-size:18px;color:#7d8b9d}
.footer-wordmark{position:relative;display:flex;align-items:start;font-size:clamp(6rem,21vw,20rem);letter-spacing:-.09em;font-weight:600;line-height:1;margin:40px 0 30px;color:#22262c;user-select:none;overflow:hidden;padding-right:4px}
.footer-wordmark>span{font-size:13px;line-height:1.5;letter-spacing:0;margin:2.4em 0 0 1.4em;color:#757f8d}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;padding:22px 0 29px;border-top:1px solid var(--line);font-size:11px;letter-spacing:.02em;color:#969eaa}
.footer-bottom a:hover{color:#fff}
@media(prefers-reduced-motion:no-preference){.hero-copy{animation:arrive .85s both}.brand-field{animation:arrive 1.2s .1s both}.field-mark{animation:mark-arrive 1.5s .15s both}@keyframes arrive{from{opacity:0;translate:0 12px}to{opacity:1;translate:0 0}}@keyframes mark-arrive{from{opacity:0;scale:.93}to{opacity:1;scale:1}}}
@media(min-width:1800px){.hero{min-height:830px}}
@media(max-width:1100px){.shell{width:calc(100% - 72px)}.hero{column-gap:16px}.hero-description{font-size:17px}.approach{grid-template-columns:1fr 3.3fr;gap:30px}.product-copy{padding:38px}.product-art-caption{left:25px}.product-art-bottom{left:25px;right:25px}.contact-body{gap:40px}.eyebrow{font-size:11px}}
@media(max-width:900px){.hero{min-height:auto;grid-template-columns:1fr 0.75fr;padding-block:68px 100px}.brand-field{width:115%;margin-right:-5%}h1{font-size:clamp(3rem,6.5vw,4.4rem)}.eyebrow{max-width:28ch;align-items:start}.eyebrow-line{margin-top:9px}.hero-description{font-size:16px}.section{padding-block:66px}.approach{grid-template-columns:1fr;gap:28px}.approach .section-meta{margin-top:0}.approach-content h2{font-size:clamp(2rem,4.5vw,3rem)}.horizons{margin-top:45px}.product-copy{padding:34px}.product-art>img{width:110%;max-width:none}.product-stage{padding-left:0;border-left:0}.product-topline{gap:8px 15px}.product-intro h2{font-size:3rem}.contact h2{font-size:2.8rem}.contact-body{grid-template-columns:1.3fr 1fr;gap:30px}}
@media(max-width:680px){html{scroll-padding-top:30px}.shell{width:calc(100% - 40px)}.header-inner{min-height:90px;gap:20px}.brand{font-size:23px;gap:10px}.brand img{width:28px;height:auto}nav{gap:19px}nav a{font-size:12px}.nav-dot{display:none}.hero{display:flex;flex-direction:column;align-items:stretch;padding:58px 0 82px}.eyebrow{max-width:none;margin-bottom:25px;align-items:center;font-size:11px;gap:11px}.eyebrow-line{margin:0;width:18px}h1{font-size:clamp(3rem,8.75vw,4.7rem);letter-spacing:-.065em}.hero-description{font-size:16px;margin-top:25px;max-width:390px}.hero-link{margin-top:16px}.brand-field{width:min(100%,370px);align-self:center;margin:-8px 0 0;max-width:none}.field-mark{inset:27% 25%}.field-label{font-size:11px;bottom:4px}.hero-foot{font-size:11px;bottom:18px}.hero-foot>span{max-width:170px;line-height:1.6}.scroll-link{gap:8px}.section{padding-block:53px}.section-meta{font-size:11px;gap:12px}.approach-content h2{font-size:clamp(1.85rem,6.1vw,2.5rem)}.approach-text{grid-template-columns:1fr;gap:18px;margin-top:25px;font-size:15px;line-height:1.85}.horizons{margin-top:37px}.horizons-heading{padding-bottom:15px}.horizons-heading h3{font-size:11px}.horizons-heading>span{font-size:11px}.horizons-grid{gap:22px;grid-template-columns:1fr;padding-top:0}.horizon{display:grid;grid-template-columns:22px 1fr;column-gap:10px;padding-top:19px}.horizon:not(:first-child){border-top:1px solid #202329}.horizon-index{grid-column:1;grid-row:1 / 3;margin:3px 0 0;font-size:11px}.horizon h4{grid-column:2;font-size:14px}.horizon p{grid-column:2;font-size:13px;margin-top:5px}.horizon p br{display:none}.products .section-meta{margin-bottom:25px}.product-intro{display:block;margin-bottom:28px}.product-intro h2{font-size:2.5rem}.product-intro>p{font-size:13px;margin-top:15px;max-width:none}.product-intro>p br{display:none}.product-card{grid-template-columns:1fr}.product-copy{padding:30px 25px 34px}.product-topline{margin-bottom:26px;justify-content:space-between}.product-category,.product-stage{font-size:11px}.product-name{font-size:3.25rem}.product-headline{font-size:1.9rem;margin-top:23px}.product-description{font-size:15px;line-height:1.8}.product-principle{font-size:11px;margin-top:20px}.product-link{margin-top:26px;min-height:48px}.product-art{min-height:320px;border-left:0;border-top:1px solid #242321}.product-art>img{width:260px;max-width:85%}.product-art-caption{top:23px;left:25px;font-size:11px}.product-art-bottom{bottom:21px;padding-top:10px;font-size:11px}.contact-body{grid-template-columns:1fr;gap:29px;margin-top:27px}.contact h2{font-size:clamp(2.25rem,7.4vw,3.3rem)}.contact-action{justify-self:start;width:min(100%,300px)}.contact-action>p{font-size:14px}.contact-link{font-size:16px;margin-top:12px}.contact-person{font-size:11px}.footer-top{align-items:start;gap:15px;flex-wrap:wrap}.footer-brand{font-size:20px}.footer-top>p{order:3;margin:0;width:100%;font-size:11px}.back-top{margin-left:auto;font-size:11px}.footer-wordmark{font-size:21vw;margin-block:27px;letter-spacing:-.08em}.footer-wordmark>span{font-size:11px;margin:1.1em 0 0 .9em}.footer-bottom{font-size:11px;gap:12px}.footer-bottom>span:nth-child(2){display:none}}
@media(max-width:430px){.header-inner{padding-block:16px;min-height:auto;flex-wrap:wrap;gap:7px}.brand{min-height:38px}nav{width:100%;justify-content:space-between;gap:18px}nav a{min-height:36px;font-size:12px}.hero{padding-top:42px}.hero-description br{display:none}.eyebrow{letter-spacing:.055em;font-size:11px}h1{font-size:clamp(2.6rem,10.7vw,3.5rem)}.brand-field{max-width:300px}.hero-foot{gap:10px}.hero-foot>span{max-width:150px}.product-copy{padding-inline:22px}.product-topline{justify-content:start}.product-stage{padding-left:13px;border-left:1px solid #444035}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.field-mark{transform:none!important}}