*,:before,:after{box-sizing:border-box}html{background:var(--color-background);color:var(--color-foreground);scroll-behavior:smooth}[id]{scroll-margin-top:16px}body{font:17px/1.6 var(--font-body);-webkit-font-smoothing:antialiased;margin:0}img{max-width:100%;display:block}a{color:inherit}:focus-visible{outline:2px solid var(--brand-blue);outline-offset:3px;border-radius:2px}.bu-wrap{max-width:1080px;margin:0 auto;padding:0 24px}.bu-mono{font-family:var(--font-mono)}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.bu-heading-1{font:700 clamp(2.6rem, 6vw, 4.4rem)/.95 var(--font-heading);letter-spacing:-.035em;max-width:9em;margin:0 0 .35em}.bu-heading-2{font:500 clamp(1.8rem, 3.6vw, 2.6rem)/1.05 var(--font-heading);letter-spacing:-.02em;max-width:16em;margin:0 0 .45em}.bu-heading-3{font:500 1.15rem/1.3 var(--font-heading);margin:0 0 .35em}.bu-text-lead{color:var(--color-muted);max-width:36em;margin:0 0 1em;font-size:1.2rem}.bu-label-1,.bu-label-2{font:500 .75rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted);margin:0 0 14px;display:block}.bu-label-2 .bu-label-2__n{color:var(--color-foreground)}.bu-button-1,.bu-button-2{font:500 .78rem/1 var(--font-mono);letter-spacing:.06em;text-transform:uppercase;border-radius:var(--radius-sm);cursor:pointer;border:0;align-items:center;gap:8px;padding:15px 22px;text-decoration:none;display:inline-flex}.bu-button-1{background:var(--color-accent);color:var(--color-accent-foreground)}.bu-button-2{background:var(--color-border);color:var(--color-foreground)}.bu-button-1:hover,.bu-button-2:hover{opacity:.88}.bu-button-3{font:500 .78rem/1 var(--font-mono);letter-spacing:.06em;text-transform:uppercase;border-bottom:1px solid;padding-bottom:3px;text-decoration:none}.bu-button-3:after{content:" →"}.bu-buttons{flex-wrap:wrap;gap:8px;display:flex}.bu-chip-1,.bu-chip-2,.bu-chip-3{font:500 .68rem/1 var(--font-mono);letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;border-radius:999px;align-items:center;gap:6px;padding:5px 10px;display:inline-flex}.bu-chip-1{border:1px solid var(--color-border);color:var(--color-foreground)}.bu-chip-1:before{content:"";background:var(--dot,var(--brand-blue));border-radius:50%;width:7px;height:7px}.bu-chip-1[data-maturity=client-proven]{--dot:var(--brand-blue)}.bu-chip-1[data-maturity=internal]{--dot:var(--brand-sky)}.bu-chip-1[data-maturity=concept]{--dot:var(--color-muted)}.bu-chip-2{background:var(--brand-yellow);color:#111}.bu-chip-3{background:var(--color-foreground);color:var(--color-background)}.bu-prose{max-width:40em}.bu-prose h2{font:500 1.7rem/1.1 var(--font-heading);letter-spacing:-.02em;margin:1.6em 0 .5em}.bu-prose h3{font:500 1.15rem/1.3 var(--font-heading);margin:1.4em 0 .4em}.bu-prose p{margin:0 0 1em}.bu-prose a{-webkit-text-decoration-color:var(--brand-blue);text-decoration-color:var(--brand-blue);text-underline-offset:3px;text-decoration-thickness:2px}.bu-prose ul,.bu-prose ol{margin:0 0 1em;padding-left:1.2em}.bu-prose li{margin:.25em 0}.bu-prose blockquote{border-left:3px solid var(--brand-yellow);margin:1.2em 0;padding:0 0 0 18px;font-size:1.15rem}.bu-prose code{font:.9em var(--font-mono);background:var(--color-surface);border-radius:4px;padding:1px 5px}.bu-prose mark,.bu-mark{background:linear-gradient(transparent 80%, var(--brand-yellow) 80%, var(--brand-yellow) 94%, transparent 94%);color:inherit;padding-bottom:.04em}.bu-table-1{border-collapse:collapse;width:100%;font-size:.95rem}.bu-table-1 th{font:500 .72rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted);text-align:left;border-bottom:1px solid var(--color-border);padding:10px 12px 10px 0}.bu-table-1 td{border-bottom:1px solid var(--color-border);vertical-align:top;padding:12px 12px 12px 0}.bu-field{gap:6px;margin:0 0 16px;display:grid}.bu-field label{font:500 .72rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted)}.bu-field-1,.bu-field-2,.bu-field-3{font:inherit;color:var(--color-foreground);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);width:100%;padding:12px 14px}.bu-field-2{resize:vertical;min-height:120px}.bu-field-hint{color:var(--color-muted);font-size:.85rem}.bu-check-1{color:var(--color-muted);align-items:flex-start;gap:10px;font-size:.92rem;display:flex}.bu-check-1 input{width:18px;height:18px;accent-color:var(--color-accent);margin-top:3px}.bu-lang-switch{border:1px solid var(--color-border);font:500 .7rem/1 var(--font-mono);letter-spacing:.06em;border-radius:999px;display:inline-flex;overflow:hidden}.bu-lang-switch a{color:var(--color-muted);padding:8px 10px;text-decoration:none}.bu-lang-switch a[aria-current=true]{background:var(--color-foreground);color:var(--color-background)}.bu-breadcrumb-1{font:500 .72rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted);flex-wrap:wrap;gap:8px;display:flex}.bu-breadcrumb-1 a{text-decoration:none}.bu-breadcrumb-1 span+span:before{content:"/";margin-right:8px}.bu-tile-grid{grid-template-columns:repeat(var(--cols,14), 14px);gap:6px;display:grid}.bu-tile-grid i{background:var(--color-border);width:14px;height:14px}.bu-tile-grid i.b{background:var(--brand-blue)}.bu-tile-grid i.s{background:var(--brand-sky)}.bu-tile-grid i.y{background:var(--brand-yellow)}.bu-logo-1{align-items:center;gap:10px;font-weight:500;text-decoration:none;display:inline-flex}.bu-logo-1 .bu-logo-1__mark{grid-template-columns:repeat(3,7px);gap:2px;display:grid}.bu-logo-1 .bu-logo-1__mark i{background:var(--brand-blue);width:7px;height:7px}.bu-logo-1 .bu-logo-1__mark i:nth-child(2),.bu-logo-1 .bu-logo-1__mark i:nth-child(6),.bu-logo-1 .bu-logo-1__mark i:nth-child(7){background:var(--brand-yellow)}.bu-logo-1 .bu-logo-1__mark i:nth-child(4),.bu-logo-1 .bu-logo-1__mark i:nth-child(8){background:var(--brand-sky)}.bu-card-door,.bu-card-product,.bu-card-service,.bu-card-case{background:var(--color-surface);border-radius:var(--radius-md);color:inherit;border:1px solid #0000;padding:18px 20px;text-decoration:none;transition:border-color .15s;display:block}:is(.bu-card-door,.bu-card-product,.bu-card-service,.bu-card-case):hover{border-color:var(--color-border)}.bu-card__top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:6px 10px;margin-bottom:8px;display:flex}.bu-card__title{margin:0 0 4px;font-size:1.05rem;font-weight:500;line-height:1.35}.bu-card__text{color:var(--color-muted);margin:0;font-size:.92rem}.bu-card-door .bu-card__title{font-size:1.15rem}.bu-card-case .bu-card__ask{font:500 .7rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted)}.bu-facts-1{border-top:1px solid var(--color-border);grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:22px;padding-top:20px;display:grid}.bu-facts-1 b{font:500 .72rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted);margin-bottom:6px;display:block}.bu-facts-1 span{font-size:.97rem}.bu-stat-1{gap:4px;display:grid}.bu-stat-1 strong{font:700 3rem/1 var(--font-heading);letter-spacing:-.035em}.bu-stat-1 span{color:var(--color-muted);max-width:18em;font-size:.92rem}.bu-hooks-1{gap:10px;margin:0;padding:0;list-style:none;display:grid}.bu-hooks-1 li{font:500 clamp(1.2rem, 2.2vw, 1.55rem)/1.25 var(--font-heading);letter-spacing:-.01em;border-bottom:1px solid var(--color-border);padding:14px 0}.bu-hooks-1 li:before{content:"“";color:var(--brand-blue);margin-right:2px}.bu-hooks-1 li:after{content:"”";color:var(--brand-blue)}.bu-checklist-1{gap:10px;margin:0;padding:0;list-style:none;display:grid}.bu-checklist-1 li{align-items:flex-start;gap:12px;display:flex}.bu-checklist-1 li:before{content:"";background:var(--brand-blue);flex:0 0 12px;height:12px;margin-top:7px}.bu-checklist-1 li:nth-child(3n+2):before{background:var(--brand-sky)}.bu-checklist-1 li:nth-child(3n):before{background:var(--brand-yellow)}.bu-steps-1{counter-reset:step;gap:0;margin:0;padding:0;list-style:none;display:grid}.bu-steps-1 li{counter-increment:step;border-top:1px solid var(--color-border);grid-template-columns:56px 1fr;gap:12px;padding:16px 0;display:grid}.bu-steps-1 li:before{content:counter(step, decimal-leading-zero);font:500 .8rem/1.7 var(--font-mono);color:var(--color-muted)}.bu-steps-1 b{font-weight:500;display:block}.bu-steps-1 span{color:var(--color-muted);font-size:.95rem}.bu-steps-2{counter-reset:s2;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;display:grid}.bu-steps-2>div{counter-increment:s2;background:var(--color-surface);border-radius:var(--radius-md);border-top:3px solid var(--brand-sky);padding:16px 18px}.bu-steps-2>div:last-child{border-top-color:var(--brand-yellow)}.bu-steps-2 b{font:500 .72rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted);margin-bottom:8px;display:block}.bu-steps-2 b:before{content:counter(s2, decimal-leading-zero) " · "}.bu-steps-2 p{margin:0;font-size:.95rem}.bu-accordion{border-top:1px solid var(--color-border)}.bu-accordion details{border-bottom:1px solid var(--color-border)}.bu-accordion summary{cursor:pointer;padding:18px 40px 18px 0;font-size:1.05rem;font-weight:500;list-style:none;position:relative}.bu-accordion summary::-webkit-details-marker{display:none}.bu-accordion summary:after{content:"+";font:400 1.4rem/1 var(--font-mono);color:var(--color-muted);position:absolute;top:14px;right:4px}.bu-accordion details[open] summary:after{content:"−"}.bu-accordion .bu-accordion__body{color:var(--color-muted);max-width:40em;padding:0 0 18px}.bu-notice-1{background:var(--color-surface);border-radius:var(--radius-md);grid-template-columns:12px 1fr;gap:14px;padding:16px 18px;display:grid}.bu-notice-1:before{content:"";background:var(--brand-yellow);width:12px;height:12px;margin-top:6px}.bu-notice-1 p,.bu-media-1{margin:0}.bu-media-1 .bu-media-1__frame{aspect-ratio:16/9;background:var(--color-surface);border-radius:var(--radius-md);border:1px solid var(--color-border);color:var(--color-muted);font:500 .72rem var(--font-mono);letter-spacing:.08em;text-transform:uppercase;place-items:center;display:grid;overflow:hidden}.bu-media-1 figcaption{color:var(--color-muted);margin-top:8px;font-size:.85rem}.bu-testimonial-1{max-width:34em;margin:0}.bu-testimonial-1 blockquote{font:500 clamp(1.5rem, 3vw, 2.2rem)/1.15 var(--font-heading);letter-spacing:-.02em;margin:0 0 16px}.bu-testimonial-1 blockquote mark{background:linear-gradient(transparent 80%, var(--brand-yellow) 80%, var(--brand-yellow) 94%, transparent 94%);color:inherit}.bu-testimonial-1 figcaption{font:500 .75rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted)}.bu-testimonial-2{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px;display:grid}.bu-testimonial-2 figure{background:var(--color-surface);border-radius:var(--radius-md);align-content:space-between;gap:14px;margin:0;padding:20px;display:grid}.bu-testimonial-2 blockquote{margin:0;font-size:1.05rem;line-height:1.45}.bu-testimonial-2 figcaption{font:500 .7rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted)}.bu-section{padding:72px 0}.bu-section+.bu-section{border-top:1px solid var(--color-border)}.bu-header-1{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding:22px 0;display:flex}.bu-header-1 nav{font:500 .72rem/1 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted);flex-wrap:wrap;align-items:center;gap:18px;display:flex}.bu-header-1 nav>a{padding:6px 0;text-decoration:none}.bu-header-1 nav>a[aria-current=page]{color:var(--color-foreground);border-bottom:1px solid}.bu-hero-1{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:center;gap:32px;padding:48px 0 40px;display:grid}.bu-hero-1 .bu-tile-grid,.bu-hero-3>.bu-tile-grid{justify-self:end}.bu-visually-hidden{width:1px;height:1px;position:absolute;left:-10000px;overflow:hidden}.bu-hero-2{text-align:center;justify-items:center;padding:72px 0;display:grid}.bu-hero-2 .bu-heading-1{max-width:12em}.bu-hero-2 .bu-text-lead{margin-inline:auto}.bu-hero-3{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:36px;padding:48px 0;display:grid}@media (max-width:760px){.bu-hero-1,.bu-hero-3{grid-template-columns:1fr}.bu-hero-1 .bu-tile-grid,.bu-hero-3>.bu-tile-grid{--cols:10;justify-self:start}}.bu-doors-1,.bu-kit-1,.bu-work-1{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:10px;display:grid}.bu-services-1{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px;display:grid}.bu-services-1 h3{font:500 .72rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted);margin:0 0 10px}.bu-services-1 ul{gap:8px;margin:0;padding:0;list-style:none;display:grid}.bu-services-1 a{border-bottom:1px solid var(--color-border);padding-bottom:6px;text-decoration:none;display:block}.bu-services-1 a:hover{border-color:var(--color-foreground)}.bu-method-1{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px;display:grid}.bu-method-1>div{background:var(--color-surface);border-radius:var(--radius-md);padding:22px}.bu-method-1 b{font:700 1.6rem/1 var(--font-heading);letter-spacing:-.03em;margin-bottom:10px;display:block}.bu-method-1 p{color:var(--color-muted);margin:0;font-size:.95rem}.bu-case-1{gap:28px;display:grid}.bu-faq-1{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);align-items:start;gap:32px;display:grid}@media (max-width:760px){.bu-faq-1{grid-template-columns:1fr}}.bu-cta-band-1{background:var(--color-foreground);color:var(--color-background);border-radius:var(--radius-lg);grid-template-columns:1fr auto;align-items:center;gap:24px;padding:48px 44px;display:grid}.bu-cta-band-1 .bu-heading-2{margin:0}.bu-cta-band-1 .bu-button-1{background:var(--color-background);color:var(--color-foreground)}.bu-cta-band-2{border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding:24px 0;display:flex}.bu-cta-band-2 p{margin:0;font-size:1.15rem;font-weight:500}@media (max-width:760px){.bu-cta-band-1{grid-template-columns:1fr;padding:32px 24px}}.bu-contact-1{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:40px;display:grid}@media (max-width:760px){.bu-contact-1{grid-template-columns:1fr}}.bu-footer-1{border-top:1px solid var(--color-border);grid-template-columns:1.4fr repeat(3,1fr);gap:24px;padding:40px 0 56px;font-size:.92rem;display:grid}.bu-footer-1 h4{font:500 .7rem/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted);margin:0 0 10px}.bu-footer-1 ul{gap:6px;margin:0;padding:0;list-style:none;display:grid}.bu-footer-1 a{color:var(--color-muted);text-decoration:none}.bu-footer-1 a:hover{color:var(--color-foreground)}@media (max-width:760px){.bu-footer-1{grid-template-columns:1fr 1fr}}