.bn{background:var(--paper)}.bn section{max-width:var(--container);margin-inline:auto;padding-inline:clamp(1.2rem,5vw,4rem)}.bn-h2{max-width:18ch;margin-bottom:clamp(var(--s-6), 4vw, var(--s-8))}.bn-hero{padding-top:calc(var(--header-h) + clamp(1.5rem, 5vw, 4rem));padding-bottom:var(--section-y);flex-direction:column;display:flex}.bn-hero__h1{max-width:18ch}.bn-hero__dim{color:var(--read)}.bn-hero__lead{margin-top:var(--s-6)}.bn-hero__actions{align-items:center;gap:var(--s-6);margin-top:var(--s-7);flex-wrap:wrap;display:flex}.bn-hero__meta{gap:var(--s-2);margin-top:var(--s-7);color:var(--soft);flex-wrap:wrap;font-size:.75rem;display:flex}.bn-hero__sep{color:var(--line)}.bn-work{padding-bottom:var(--section-y)}.bn-work__grid{gap:var(--s-5);grid-template-columns:repeat(2,minmax(0,1fr));list-style:none;display:grid}.bn-card{border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface-raised);flex-direction:column;display:flex;overflow:hidden}.bn-card__art{aspect-ratio:4/3;background:var(--tint);overflow:hidden}.bn-card__art img{object-fit:cover;width:100%;height:100%}.bn-card__text{gap:var(--s-3);padding:clamp(var(--s-5), 2.5vw, var(--s-7));flex-direction:column;display:flex}.bn-card__summary{color:var(--read);max-width:46ch;font-size:.9375rem;line-height:1.55}.bn-card__soon{margin-top:var(--s-2)}.bn-work__more{margin-top:clamp(var(--s-6), 4vw, var(--s-8))}.bn-link{color:var(--ink);text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:.2em;transition:text-decoration-color var(--dur-ui) var(--ease-ui)}.bn-link:hover,.bn-link:focus-visible{text-decoration-color:var(--ink)}.bn-more{margin-top:var(--s-6);color:var(--ink);transition:color var(--dur-ui) var(--ease-ui);align-items:center;gap:.4em;font-size:.875rem;font-weight:500;text-decoration:none;display:inline-flex}.bn-more span{transition:transform var(--dur-ui) var(--ease-ui)}.bn-more:hover,.bn-more:focus-visible{color:var(--soft)}.bn-more:hover span,.bn-more:focus-visible span{transform:translate(2px,-2px)}.bn-more-row{gap:0 var(--s-6);flex-wrap:wrap;display:flex}.bn-surfaces{padding-bottom:var(--section-y);flex-direction:column;display:flex}.bn-surfaces__lead{margin-top:calc(-1 * var(--s-4));margin-bottom:clamp(var(--s-6), 4vw, var(--s-8))}.bn-surfaces__list{border-top:1px solid var(--line);list-style:none}.bn-surface{gap:clamp(var(--s-6), 5vw, var(--s-9));padding-block:clamp(var(--s-6), 4vw, var(--s-8));border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);align-items:center;display:grid}.bn-surface__text{gap:var(--s-3);flex-direction:column;display:flex}.bn-surface__n{color:var(--soft);font-size:.8125rem}.bn-surface__line{color:var(--read);max-width:44ch;font-size:.9375rem;line-height:1.6}.bn-surface__art,.bn-system__art{aspect-ratio:4/3;border-radius:var(--r-card);background:var(--tint);place-items:center;display:grid;overflow:hidden}.bn-surface__art img,.bn-system__art img{object-fit:contain;width:100%;height:100%}.bn-system{gap:clamp(var(--s-6), 5vw, var(--s-9));padding-bottom:var(--section-y);grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;display:grid}.bn-system__text{flex-direction:column;display:flex}.bn-system__art{aspect-ratio:1}.bn-builds,.bn-steps,.bn-models{padding-bottom:var(--section-y);flex-direction:column;display:flex}.bn-builds__list{column-gap:clamp(var(--s-6), 4vw, var(--s-9));border-top:1px solid var(--line);grid-template-columns:repeat(2,minmax(0,1fr));list-style:none;display:grid}.bn-build{gap:var(--s-2);padding-block:var(--s-6);border-bottom:1px solid var(--line);flex-direction:column;display:flex}.bn-build__line{color:var(--read);max-width:40ch;font-size:.9375rem;line-height:1.55}.bn-steps__list{border-top:1px solid var(--line);list-style:none}.bn-step{gap:var(--s-5);padding-block:var(--s-6);border-bottom:1px solid var(--line);grid-template-columns:3rem minmax(0,.8fr) minmax(0,1.4fr) minmax(0,.6fr);align-items:baseline;display:grid}.bn-step__n{color:var(--soft);font-size:.8125rem}.bn-step__line{color:var(--read);font-size:.9375rem;line-height:1.55}.bn-step__dur{text-align:right}.bn-models__lead{margin-top:calc(-1 * var(--s-4));margin-bottom:clamp(var(--s-6), 4vw, var(--s-8))}.bn-models__grid{border:1px solid var(--line);border-radius:var(--r-card);grid-template-columns:repeat(3,1fr);display:grid;overflow:hidden}.bn-model{gap:var(--s-3);padding:clamp(var(--s-5), 2.5vw, var(--s-7));border-left:1px solid var(--line);background:var(--surface-raised);flex-direction:column;display:flex}.bn-model:first-child{border-left:0}.bn-model__line{color:var(--read);max-width:30ch;font-size:.9375rem;line-height:1.55}.bn-model__dur{padding-top:var(--s-3);margin-top:auto}.bn-faq{gap:var(--s-8);padding-bottom:var(--section-y);grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);display:grid}.bn-faq__h2{max-width:14ch}.bn-faq__list{flex-direction:column;display:flex}.bn-faq__item{border-bottom:1px solid var(--line)}.bn-faq__item:first-child{border-top:1px solid var(--line)}.bn-faq__q{justify-content:space-between;align-items:center;gap:var(--s-4);padding:var(--s-5) 0;cursor:pointer;font-size:clamp(1rem,1.6vw,1.25rem);font-weight:500;list-style:none;display:flex}.bn-faq__q::-webkit-details-marker{display:none}.bn-faq__toggle{flex-shrink:0;width:16px;height:16px;position:relative}.bn-faq__toggle:before,.bn-faq__toggle:after{content:"";background:var(--ink);transition:transform var(--dur-ui) var(--ease-out), opacity var(--dur-ui) var(--ease-out);position:absolute}.bn-faq__toggle:before{width:100%;height:1.5px;top:50%;left:0;transform:translateY(-50%)}.bn-faq__toggle:after{width:1.5px;height:100%;top:0;left:50%;transform:translate(-50%)}.bn-faq__item[open] .bn-faq__toggle:after{opacity:0;transform:translate(-50%)rotate(90deg)}.bn-faq__a{color:var(--read);max-width:56ch;padding-bottom:var(--s-5);font-size:.9375rem;line-height:1.6}.bn-cta-wrap{padding-bottom:var(--section-y)}.bn-cta{justify-content:space-between;align-items:center;gap:var(--s-6);border-radius:var(--r-card);flex-wrap:wrap;padding:clamp(2rem,4vw,3.5rem);display:flex}.bn-cta__h2{max-width:16ch}@media (width<=860px){.bn-hero__lead{font-size:1.125rem}.bn-step{gap:var(--s-2) var(--s-4);grid-template-columns:2.5rem minmax(0,1fr)}.bn-step__line,.bn-step__dur{text-align:left;grid-column:2}.bn-models__grid,.bn-surface,.bn-system{grid-template-columns:1fr}.bn-model{border-left:0;border-top:1px solid var(--line)}.bn-model:first-child{border-top:0}.bn-faq{gap:var(--s-6);grid-template-columns:1fr}.bn-cta{flex-direction:column;align-items:flex-start}}@media (width<=640px){.bn-work__grid,.bn-builds__list{grid-template-columns:1fr}}