.bk{--bk-max:1320px}.bk main{display:block}.bk h1,.bk h2,.bk h3{letter-spacing:-.04em;text-wrap:balance;margin:0;font-weight:500}.bk h1 em,.bk h2 em{font-family:var(--imp-serif);letter-spacing:-.02em;font-style:italic;font-weight:400}.bk p{margin:0}.bk button{font:inherit}.bk :is(a,button,summary,input):focus-visible{outline:2px solid var(--imp-gold);outline-offset:2px}.bk-btn{height:46px;transition:transform .16s var(--imp-ease-out),background-color .2s ease;border-radius:999px;align-items:center;padding:0 22px;font-size:15px;font-weight:500;text-decoration:none;display:inline-flex}.bk-btn[data-dark]{background:var(--imp-ink);color:#fff}.bk-btn:active{transform:scale(.97)}.bk-kicker{background:var(--imp-soft);border-radius:999px;padding:6px 12px;font-size:14px}.bk-hero{text-align:center;max-width:var(--bk-max);padding:clamp(130px,12vw,180px)var(--imp-gutter)0;justify-items:center;gap:22px;margin:0 auto;display:grid}.bk-hero h1{letter-spacing:-.055em;font-size:clamp(48px,7vw,112px);line-height:.92}.bk-line{padding-bottom:.06em;display:block;overflow:hidden}.bk-line>span{display:block}.bk-lede{max-width:50ch;color:var(--imp-mid);font-size:19px}.bk-input{width:min(100%,620px);box-shadow:0 0 0 1px var(--imp-line),0 30px 60px -36px #1e181073;background:#fff;border-radius:20px;gap:8px;margin-top:10px;padding:8px 8px 8px 22px;display:flex}.bk-input input{min-width:0;font:400 17px var(--imp-sans);color:var(--imp-ink);background:0 0;border:0;outline:0;flex:1}.bk-input input::placeholder{color:var(--imp-faint)}.bk-input button{background:var(--imp-ink);color:#fff;cursor:pointer;white-space:nowrap;height:48px;transition:transform .15s var(--imp-ease-out);border:0;border-radius:14px;padding:0 22px;font-size:15px;font-weight:500}.bk-input button:active{transform:scale(.97)}.bk-input-note{color:var(--imp-faint);font-size:14px}.bk-error{color:#b42318}.bk-fallback{text-align:center;justify-items:center;gap:12px;display:grid}.bk-result{text-align:left;width:100%;scroll-margin-top:110px}.bk-reading{letter-spacing:-.02em;justify-content:center;align-items:center;gap:14px;padding:60px 0;font-size:22px;display:flex}.bk-spinner{border:2.5px solid var(--imp-line);border-top-color:var(--imp-ink);border-radius:50%;width:22px;height:22px;animation:.9s linear infinite bk-spin}@keyframes bk-spin{to{transform:rotate(360deg)}}.bk-book{box-shadow:0 0 0 1px var(--imp-line),0 40px 80px -48px #1e181080;background:#fffdf8;border-radius:22px;grid-template-columns:1fr 1fr;margin-top:40px;display:grid;overflow:hidden}.bk-book-page{align-content:start;gap:14px;padding:clamp(24px,3.4vw,44px);display:grid}.bk-book-left{border-right:1px solid var(--imp-line)}.bk-book-label{color:var(--imp-faint);font-size:13px}.bk-book-name{align-items:center;gap:14px;margin-bottom:8px;display:flex}.bk-book-name img{object-fit:contain;width:52px;height:52px;box-shadow:0 0 0 1px var(--imp-line);background:#fff;border-radius:14px;padding:6px}.bk-book-name b{letter-spacing:-.04em;font-size:clamp(30px,3.4vw,48px);font-weight:500}.bk-swatches{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.bk-swatch{gap:6px;display:grid}.bk-swatch i{aspect-ratio:1.4;border-radius:12px;box-shadow:inset 0 0 0 1px #00000014}.bk-swatch small{font-family:var(--imp-code);color:var(--imp-mid);font-size:12.5px}.bk-type{align-items:baseline;gap:18px;padding-bottom:8px;display:flex}.bk-type span{letter-spacing:-.04em;font-size:clamp(72px,9vw,120px);line-height:.9}.bk-type p{color:var(--imp-mid);font-size:16px}.bk-voice{font-family:var(--imp-serif);font-size:clamp(20px,2vw,26px);font-style:italic;line-height:1.35}.bk-tagline{color:var(--imp-mid);font-size:16px}.bk-applied{gap:20px;margin-top:28px;display:grid}.bk-applied-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:6px 20px;display:flex}.bk-applied-head b{letter-spacing:-.02em;font-size:22px;font-weight:500}.bk-applied-head span{color:var(--imp-faint);max-width:60ch;font-size:14px}.bk-keep{flex-wrap:wrap;align-items:center;gap:12px 18px;display:flex}.bk-keep span{color:var(--imp-faint);font-size:14px}.bk-ads{grid-template-columns:.62fr .82fr 1.56fr;align-items:end;gap:14px;display:grid}.bk-ad{border-radius:16px;margin:0;transition:background-color .5s,color .5s;display:grid;position:relative;overflow:hidden;box-shadow:0 0 0 1px #0000000f,0 24px 50px -34px #1e181080}.bk-ad[data-format=story]{aspect-ratio:9/16;grid-template-rows:1fr auto}.bk-ad[data-format=post]{aspect-ratio:4/5;grid-template-rows:1fr auto}.bk-ad[data-format=banner]{aspect-ratio:16/9;grid-template-columns:1fr 1fr}.bk-ad-photo{min-height:0;position:relative}.bk-ad-photo img{object-fit:cover}.bk-ad-copy{align-content:center;justify-items:start;gap:10px;padding:clamp(14px,1.6vw,22px);display:grid}.bk-ad-copy b{letter-spacing:-.02em;font-size:clamp(16px,1.5vw,22px);font-weight:500;line-height:1.15}.bk-ad-logo{object-fit:contain;max-width:110px;height:26px}.bk-ad-word{letter-spacing:-.01em;font-size:15px;font-weight:600}.bk-ad-cta{border-radius:999px;padding:7px 14px;font-size:13px;font-weight:600;transition:background-color .5s,color .5s}.bk-ad figcaption{color:#fff;background:#00000080;border-radius:6px;padding:3px 8px;font-size:11px;position:absolute;top:10px;right:10px}.bk-swap{gap:20px;display:grid}.bk-swap-tabs{flex-wrap:wrap;align-items:center;gap:8px 10px;display:flex}.bk-swap-tabs button{cursor:pointer;background:var(--imp-soft);height:44px;color:var(--imp-mid);border:0;border-radius:999px;align-items:center;gap:10px;padding:0 18px 0 12px;font-size:15px;font-weight:500;transition:background-color .2s,color .2s;display:inline-flex}.bk-swap-tabs button[aria-selected=true]{background:var(--imp-ink);color:#fff}.bk-swap-dots{display:inline-flex}.bk-swap-dots i{width:16px;height:16px;box-shadow:0 0 0 2px var(--imp-soft);border-radius:50%;margin-left:-4px}.bk-swap-tabs button[aria-selected=true] .bk-swap-dots i{box-shadow:0 0 0 2px var(--imp-ink)}.bk-swap-dots i:first-child{margin-left:0}.bk-swap-note{color:var(--imp-faint);margin-left:6px;font-size:14px}.bk-section{max-width:var(--bk-max);padding:clamp(90px,11vw,150px)var(--imp-gutter)0;margin:0 auto}.bk-head{grid-template-columns:1.2fr 1fr;align-items:end;gap:24px 48px;margin-bottom:clamp(36px,4vw,56px);display:grid}.bk-head h2{font-size:clamp(40px,5vw,72px);line-height:.98}.bk-head p{color:var(--imp-mid);max-width:44ch;font-size:17px}.bk-film{background:var(--imp-film);color:#f4f1ea;border-radius:24px;grid-template-columns:1fr 1fr;margin:clamp(90px,11vw,150px) 12px 0;display:grid;overflow:hidden}.bk-film-media{min-height:560px;position:relative}.bk-film-media img{object-fit:cover}.bk-film-copy{align-content:center;gap:28px;padding:clamp(32px,5vw,72px);display:grid}.bk-film-copy h2{font-size:clamp(40px,4.6vw,68px);line-height:.98}.bk-film-copy ul{margin:0;padding:0;list-style:none;display:grid}.bk-film-copy li{border-top:1px solid #ffffff1a;grid-template-columns:110px 1fr;gap:16px;padding:18px 0;display:grid}.bk-film-copy li b{letter-spacing:-.02em;font-size:20px;font-weight:500}.bk-film-copy li span{color:#f4f1eab3;font-size:16px}.bk-faq{border-top:1px solid var(--imp-line)}.bk-faq details{border-bottom:1px solid var(--imp-line)}.bk-faq summary{cursor:pointer;letter-spacing:-.02em;justify-content:space-between;gap:24px;padding:24px 4px;font-size:20px;font-weight:500;list-style:none;display:flex}.bk-faq summary::-webkit-details-marker{display:none}.bk-faq summary span{flex:none;width:16px;height:16px;margin-top:6px;position:relative}.bk-faq summary span:before,.bk-faq summary span:after{content:"";width:16px;height:1.6px;transition:transform .3s var(--imp-ease-out);background:currentColor;position:absolute;top:7px;left:0}.bk-faq summary span:after{transform:rotate(90deg)}.bk-faq details[open] summary span:after{transform:rotate(0)}.bk-faq details p{color:var(--imp-mid);max-width:64ch;padding:0 48px 26px 4px}.bk-close{text-align:center;max-width:var(--bk-max);padding:clamp(100px,12vw,170px)var(--imp-gutter)clamp(40px,5vw,80px);justify-items:center;gap:26px;margin:0 auto;display:grid}.bk-close h2{max-width:14ch;font-size:clamp(44px,6.4vw,100px);line-height:.95}@media (hover:hover) and (pointer:fine){.bk-btn[data-dark]:hover,.bk-input button:hover{background:#2a2724}.bk-swap-tabs button:not([aria-selected=true]):hover{background:#e9e6e0}}@media (prefers-reduced-motion:no-preference){.bk-line>span{animation:bk-rise .95s var(--imp-ease-out)both}.bk-line:nth-child(2)>span{animation-delay:90ms}.bk-kicker,.bk-lede,.bk-input,.bk-input-note{animation:bk-fade-up .8s var(--imp-ease-out).24s both}@supports (animation-timeline:view()){.bk-rv{animation:linear both bk-fade-up;animation-timeline:view();animation-range:entry cover 28%}.bk-film-media img{animation:linear both bk-kenburns;animation-timeline:view();animation-range:entry exit}}}@media (prefers-reduced-motion:reduce){.bk-spinner{animation:none}}@keyframes bk-rise{0%{transform:translateY(105%)}}@keyframes bk-fade-up{0%{opacity:.01;transform:translateY(24px)}}@keyframes bk-kenburns{0%{transform:scale(1.12)}to{transform:scale(1)}}@media (max-width:900px){.bk-book,.bk-film,.bk-head{grid-template-columns:minmax(0,1fr)}.bk-book-left{border-right:0;border-bottom:1px solid var(--imp-line)}.bk-ads{grid-template-columns:repeat(2,minmax(0,1fr))}.bk-ad[data-format=banner]{grid-column:1/-1}.bk-film-media{min-height:320px}}@media (max-width:520px){.bk-input{flex-direction:column;padding:8px}.bk-input input{padding:12px 10px}.bk-film-copy li{grid-template-columns:minmax(0,1fr);gap:4px}.bk-faq summary{font-size:17px}}.bkr{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);align-items:start;gap:32px 56px;display:grid}.bkr-fields{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;margin:0;padding:0;list-style:none;display:grid}.bkr-field{border:1px solid var(--imp-line);cursor:default;border-radius:14px;outline:none;gap:4px;padding:16px 18px;transition:border-color .2s,background-color .2s,opacity .2s;display:grid}.bkr-field b{letter-spacing:-.02em;font-size:17px;font-weight:500}.bkr-field span{color:var(--imp-mid);font-size:14px}.bkr-field[data-to=media]{border-style:dashed}.bkr-field:focus-visible{outline:2px solid var(--imp-ink);outline-offset:2px}.bkr-targets{gap:12px;display:grid;position:sticky;top:110px}.bkr-target{background:var(--imp-ink);color:var(--imp-bg);transition:opacity .25s ease,transform .35s var(--imp-ease-out);border-radius:20px;gap:6px;padding:clamp(22px,2.6vw,32px);display:grid}.bkr-target small{opacity:.6;font-size:14px}.bkr-target b{letter-spacing:-.04em;font-size:clamp(28px,3vw,40px);font-weight:500;line-height:1}.bkr-target span{opacity:.75;max-width:40ch;font-size:15px}.bkr:has(.bkr-field:hover,.bkr-field:focus) .bkr-field:not(:hover):not(:focus){opacity:.45}.bkr:has(.bkr-field:hover,.bkr-field:focus) .bkr-field:is(:hover,:focus){border-color:var(--imp-ink)}:is(.bkr:has(.bkr-field[data-to~=text]:is(:hover,:focus)) .bkr-target[data-t=media],.bkr:has(.bkr-field[data-to~=media]:is(:hover,:focus)) .bkr-target[data-t=text]){opacity:.18;transform:scale(.98)}:is(.bkr:has(.bkr-field[data-to~=text]:is(:hover,:focus)) .bkr-target[data-t=text],.bkr:has(.bkr-field[data-to~=media]:is(:hover,:focus)) .bkr-target[data-t=media]){transform:translate(-6px)}.bkr-sync{max-width:64ch;color:var(--imp-mid);margin:36px 0 0;font-size:17px}.bkr-sync b{color:var(--imp-ink);font-weight:500}@media (max-width:900px){.bkr{grid-template-columns:minmax(0,1fr)}.bkr-targets{z-index:2;order:-1;grid-template-columns:minmax(0,1fr) minmax(0,1fr);position:sticky;top:76px}.bkr-target{border-radius:14px;padding:14px 16px}.bkr-target span,.bkr-target small{display:none}.bkr-target b{font-size:20px}}@media (max-width:560px){.bkr-fields{grid-template-columns:minmax(0,1fr)}}@media (prefers-reduced-motion:reduce){.bkr-target{transform:none!important}}.bk-grid4{border-top:1px solid var(--imp-ink);grid-template-columns:repeat(4,minmax(0,1fr));margin:0;padding:0;list-style:none;display:grid}.bk-grid4 li{border-bottom:1px solid var(--imp-line);align-content:start;gap:10px;padding:24px 22px 28px 0;display:grid}.bk-grid4 li:not(:nth-child(4n+1)){border-left:1px solid var(--imp-line);padding-left:22px}.bk-grid4 b{letter-spacing:-.02em;font-size:19px;font-weight:500}.bk-grid4 p{color:var(--imp-mid);margin:0;font-size:15.5px;line-height:1.55}@media (max-width:960px){.bk-grid4{grid-template-columns:repeat(2,minmax(0,1fr))}.bk-grid4 li,.bk-grid4 li:not(:nth-child(4n+1)){border-left:0;padding:22px 18px 24px 0}.bk-grid4 li:nth-child(2n){border-left:1px solid var(--imp-line);padding-left:18px}}@media (max-width:600px){.bk-grid4{grid-template-columns:minmax(0,1fr)}.bk-grid4 li:nth-child(2n){border-left:0;padding-left:0}}.bk-sample{box-sizing:border-box;width:min(560px,100%,calc(100vw - 2*var(--imp-gutter)));background:var(--imp-soft);text-align:left;border-radius:22px;grid-template-columns:minmax(0,1fr) 168px;align-items:stretch;gap:14px;margin:26px auto 0;padding:12px;display:grid}.bk-sample-kit{align-content:center;gap:12px;padding:10px 8px 10px 12px;display:grid}.bk-sample-kit small{color:var(--imp-mid);font-size:12px}.bk-sample-swatches{gap:6px;display:flex}.bk-sample-swatches i{border-radius:50%;width:30px;height:30px;box-shadow:inset 0 0 0 1px #0000001a}.bk-sample-type{color:var(--imp-mid);font-size:14px}.bk-sample-type b{font-family:var(--imp-serif);color:var(--imp-ink);margin-right:6px;font-size:22px;font-weight:400}.bk-sample-kit q{color:var(--imp-ink);quotes:none;font-size:15px;line-height:1.4}.bk-sample-shot{aspect-ratio:4/5;border-radius:14px;align-self:center;width:100%;position:relative;overflow:hidden}.bk-sample-shot img{object-fit:cover}@media (max-width:520px){.bk-sample{grid-template-columns:minmax(0,1fr) 120px}}