.bh{--hdr:66px;--barh:72px;--pw:180px;--ph:255px;--bw:184px;--bh:263px;--T:15px;--bh-board:#271f17;--bh-endpaper:#f2f0eb;--mute:var(--bound-mute);--line:var(--bound-line)}.bh,.bh-sticky,.bh-track{position:relative}.bh-sticky{height:calc(100vh - var(--hdr));height:calc(100svh - var(--hdr));overflow:hidden;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto;grid-template-areas:"copy" "stage" "controls";padding:14px 0 calc(var(--barh) + 10px + env(safe-area-inset-bottom))}.bh-copy{grid-area:copy;padding:0 16px;position:relative;z-index:5}.bh-h1{margin:0;font-weight:800;letter-spacing:-.035em;line-height:1.02;font-size:clamp(27px,7.4vw,40px);max-width:14ch}.bh-sub{margin:8px 0 0;font-size:15px;line-height:1.4;color:var(--mute)}.bh-desk,.bh-sub-more{display:none}.bh-price{margin:0;font-size:15px;line-height:1.4}.bh-gift a{text-decoration:underline;text-underline-offset:4px}.bh-desk .bh-gift{margin:14px 0 0;font-size:15px;line-height:1.4}@media (max-width:340px),(max-width:959px) and (max-height:600px){.bh-ph-price .bh-gift{display:none}}.bh-cutoff{font-weight:500}.bh-cutoff,.bh-ph-price{margin:6px 0 0;font-size:14px}.bh-ph-price{line-height:1.4}.bh-ph-cutoff{font-weight:500}@media (min-width:960px){.bh-ph-price{display:none}}.bh-stage{grid-area:stage;position:relative;perspective:1600px;perspective-origin:50% 40%;touch-action:pan-y;min-height:0}.bh-controls{grid-area:controls;min-width:0;padding:10px 16px 0;display:flex;flex-direction:column;gap:10px;position:relative;z-index:5}.bh-intro{position:absolute;inset:0;pointer-events:none;z-index:4}.bh-intro-done .bh-intro{visibility:hidden}.bh-phone{position:absolute;left:0;top:0;width:300px;height:650px;transform-origin:0 0;opacity:0;transition:opacity .35s ease;will-change:transform}.bh-ready .bh-phone{opacity:1}.bh-phone-frame{position:absolute;inset:0;border-radius:44px;background:var(--bound-ink);box-shadow:0 34px 56px -26px rgba(15,30,28,.55),inset 0 0 0 1.5px rgba(239,242,240,.14)}.bh-screen{position:absolute;inset:7px;padding:50px 15px 0}.bh-screen-bg{inset:0;border-radius:37px;background:#fff}.bh-screen>*{position:relative}.bh-screen>.bh-homebar,.bh-screen>.bh-island,.bh-screen>.bh-screen-bg,.bh-screen>.bh-status{position:absolute}.bh-island{left:50%;top:11px;width:76px;height:22px;margin-left:-38px;border-radius:11px;background:var(--bound-ink)}.bh-status{left:26px;right:24px;top:15px;display:flex;justify-content:space-between;align-items:center;font:600 12.5px/1 Archivo,system-ui,sans-serif;color:var(--bound-ink)}.bh-status i{display:inline-block;width:22px;height:10px;border-radius:3px;border:1.3px solid var(--bound-ink);position:relative}.bh-status i:after{content:"";position:absolute;inset:1.5px 5px 1.5px 1.5px;border-radius:1px;background:var(--bound-ink)}.bh-homebar{left:50%;bottom:8px;width:104px;height:4px;margin-left:-52px;border-radius:2px;background:var(--bound-ink)}.bh-app{display:flex;align-items:center;gap:9px;font-size:12px;line-height:1.25}.bh-app b{font-weight:500}.bh-when{color:var(--mute);font-size:11px}.bh-avatar{flex:0 0 30px;height:30px;border-radius:50%;background:var(--bound-spruce);color:var(--bound-paper);display:inline-flex;align-items:center;justify-content:center;font:500 10px/1 JetBrains Mono,monospace;letter-spacing:.04em}.bh-ptitle{margin-top:12px;font-weight:800;font-size:23px;letter-spacing:-.02em;line-height:1.1}.bh-pstats{display:grid;grid-template-columns:1fr 1fr;gap:10px 12px;margin-top:12px}.bh-pstat{display:flex;flex-direction:column;gap:3px}.bh-plabel{font:500 8.5px/1 JetBrains Mono,monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--mute)}.bh-pval{font:500 19px/1.15 JetBrains Mono,monospace;font-variant-numeric:tabular-nums;white-space:nowrap;align-self:flex-start}.bh-pval small{font-size:10.5px;color:var(--mute)}.bh-piece{transform-origin:0 0;will-change:transform,opacity}.bh-pbody{display:grid;grid-template-columns:144px 1fr;grid-template-areas:"map map" "photo note";gap:14px 11px;margin-top:14px;align-items:start}.bh-phone[data-map=tall] .bh-pbody{grid-template-columns:1fr auto;grid-template-areas:"photo photo" "note map";gap:12px 11px}.bh-pmap{grid-area:map;width:100%;border-radius:4px;overflow:hidden;background:#ece9e1;position:relative}.bh-phone[data-map=tall] .bh-pmap{width:auto;height:228px}.bh-pmap img,.bh-pmap svg{position:absolute;inset:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.bh-rule{position:absolute;inset:0;border:0 solid transparent;pointer-events:none;display:none}.bh-pmap path{stroke-dasharray:1;stroke-dashoffset:1;fill:none;stroke-linecap:round;stroke-linejoin:round}.bh-pphoto{grid-area:photo;height:150px;border-radius:4px;overflow:hidden}.bh-phone[data-map=tall] .bh-pphoto{height:146px}.bh-pphoto{position:relative}.bh-photo-in{position:absolute;left:0;top:0;width:100%;height:100%;opacity:0;transform-origin:50% 50%}.bh-photo-in img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;display:block}.bh-pnote{grid-area:note;position:relative;font-size:11.5px;line-height:1.38}.bh-note-ghost{visibility:hidden}.bh-note-text{position:absolute;inset:0}.bh-cam{left:50%;top:50%;width:0;height:0;visibility:hidden}.bh-book,.bh-cam{position:absolute;transform-style:preserve-3d}.bh-book{left:0;top:calc(var(--ph) / -2);width:var(--pw);height:var(--ph)}.bh-book>*{position:absolute;left:0;top:0;transform-style:preserve-3d}.bh-face{overflow:hidden;backface-visibility:hidden;-webkit-backface-visibility:hidden;background:#fff}.bh-face,.bh-face img{position:absolute;inset:0}.bh-face img{width:100%;height:100%;display:block;-o-object-fit:cover;object-fit:cover;-webkit-user-drag:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.bh-face .bh-lit{inset:0;opacity:0}.bh-face .bh-lit,.bh-face .bh-patch{position:absolute;pointer-events:none}.bh-face .bh-patch{background:var(--bh-paper,#fff);transform-origin:100% 50%}.bh-front{transform:rotateY(0deg) translateZ(.01px)}.bh-back{transform:rotateY(180deg) translateZ(.01px)}.bh-face .bh-gut{position:absolute;inset:0;pointer-events:none}.bh-recto .bh-gut{background:linear-gradient(90deg,rgba(15,30,28,.22),rgba(15,30,28,.06) 4%,rgba(15,30,28,0) 11%)}.bh-verso .bh-gut{background:linear-gradient(270deg,rgba(15,30,28,.22),rgba(15,30,28,.06) 4%,rgba(15,30,28,0) 11%)}.bh-recto .bh-lit{background:linear-gradient(90deg,rgba(15,30,28,.55),rgba(15,30,28,0) 70%)}.bh-verso .bh-lit{background:linear-gradient(270deg,rgba(15,30,28,.55),rgba(15,30,28,0) 70%)}.bh-leaf{width:var(--pw);height:var(--ph);transform-origin:0 50%}.bh-leaf .bh-shade{position:absolute;inset:0;pointer-events:none;opacity:0;background:linear-gradient(90deg,rgba(15,30,28,0),rgba(15,30,28,.28))}.bh-leaf .bh-back .bh-shade{background:linear-gradient(270deg,rgba(255,255,255,0),rgba(255,255,255,.22))}.bh-leaf.bh-cover{width:var(--bw);height:var(--bh);top:calc((var(--bh) - var(--ph)) / -2)}.bh-cover .bh-front{background:var(--bh-board);border-radius:0 calc(3px * var(--ss, 1)) calc(3px * var(--ss, 1)) 0;box-shadow:0 0 0 calc(1px * var(--ss, 1)) var(--bh-board);outline:1px solid transparent}.bh-cover .bh-front:before{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;border-radius:inherit;background:linear-gradient(90deg,rgba(0,0,0,.28),rgba(0,0,0,.08) 1.6%,rgba(255,255,255,.1) 2.6%,rgba(0,0,0,.1) 4.2%,rgba(0,0,0,0) 6%)}.bh-board .bh-back,.bh-cover .bh-back{background:var(--bh-board);border-radius:calc(3px * var(--ss, 1)) 0 0 calc(3px * var(--ss, 1))}.bh-board .bh-back{visibility:hidden}.bh-moving .bh-board,.bh-moving .bh-core,.bh-moving .bh-edge,.bh-moving .bh-face,.bh-moving .bh-spine{will-change:transform}.bh-endpaper{position:absolute;inset:1.4% 0 1.4% 2%;background:var(--bh-endpaper)}.bh-endpaper:after{content:"";position:absolute;inset:0;background:linear-gradient(270deg,rgba(15,30,28,.18),rgba(15,30,28,0) 12%)}.bh-board{width:var(--bw);height:var(--bh);top:calc((var(--bh) - var(--ph)) / -2)!important;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:0 calc(3px * var(--ss, 1)) calc(3px * var(--ss, 1)) 0;box-shadow:0 0 0 calc(1px * var(--ss, 1)) var(--bh-board);outline:1px solid transparent}.bh-board,.bh-core{background:var(--bh-board)}.bh-core{width:calc(var(--bw) - 2px * var(--ss, 1));height:calc(var(--bh) - 2px * var(--ss, 1));top:calc((var(--bh) - var(--ph)) / -2 + 1px * var(--ss, 1))!important;left:calc(1px * var(--ss, 1))!important;visibility:hidden}.bh-base{width:var(--pw);height:var(--ph)}.bh-edge{background:repeating-linear-gradient(90deg,#f6f4ef 0 calc(1px * var(--ss, 1)),#d9d5cb calc(1px * var(--ss, 1)) calc(2px * var(--ss, 1)));transform-origin:0 0}.bh-fore{width:var(--T);height:var(--ph)}.bh-foot{width:var(--pw);height:var(--T);background:repeating-linear-gradient(180deg,#f6f4ef 0 calc(1px * var(--ss, 1)),#d6d2c8 calc(1px * var(--ss, 1)) calc(2px * var(--ss, 1)))}.bh-spine{width:var(--T);height:var(--bh);top:calc((var(--bh) - var(--ph)) / -2)!important;transform-origin:0 0;background:var(--bh-board) center /100% 100% no-repeat;opacity:0;box-shadow:0 0 0 calc(1px * var(--ss, 1)) var(--bh-board);outline:1px solid transparent}.bh-spine:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.25),rgba(255,255,255,.12) 45%,rgba(0,0,0,.2))}.bh-shadow{position:absolute;left:calc(var(--bw) * -1);top:calc(var(--bh) / -2 - 4%);width:calc(var(--bw) * 2);height:calc(var(--bh) * 1.08);background:radial-gradient(closest-side,rgba(15,30,28,.34),rgba(15,30,28,.16) 60%,rgba(15,30,28,0));transform-origin:50% 50%;pointer-events:none}.bh-face img.bh-next{z-index:1}.bh-face img.bh-next.bh-wash{-webkit-mask-image:radial-gradient(140% 120% at var(--ox,50%) 105%,#000 calc(var(--wash) - 30%),transparent var(--wash));mask-image:radial-gradient(140% 120% at var(--ox,50%) 105%,#000 calc(var(--wash) - 30%),transparent var(--wash));animation:bh-wash .6s cubic-bezier(.3,.6,.3,1) forwards}.bh-face img.bh-next.bh-fade{opacity:0;animation:bh-fade .35s ease forwards}@keyframes bh-wash{0%{--wash:0%}to{--wash:190%}}@keyframes bh-fade{to{opacity:1}}.bh-hits{position:absolute;inset:0;display:grid;grid-template-columns:1fr 1fr;z-index:3}.bh-hit{background:transparent;border:0;cursor:zoom-in;-webkit-tap-highlight-color:transparent}.bh-hit:focus-visible{outline:2px solid var(--bound-salmon);outline-offset:-6px;border-radius:6px}.bh-prog{display:flex;align-items:center;gap:12px;color:var(--mute);min-height:20px}.bh-prog-txt{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;flex:1}.bh-prog-txt b{color:var(--bound-ink);font-weight:500}.bh-track-bar{position:relative;height:2px;background:var(--line);border-radius:2px;flex:0 0 56px;overflow:hidden}.bh-track-bar i{position:absolute;inset:0;background:var(--bound-spruce);transform-origin:0 50%;transform:scaleX(0)}.bh-chips{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;margin:0 -16px;padding:2px 16px}.bh-chips::-webkit-scrollbar{display:none}.bh-chip{flex:0 0 auto;font:500 13.5px/1 Archivo,system-ui,sans-serif;color:var(--bound-ink);background:transparent;border:1px solid rgba(15,30,28,.22);border-radius:999px;padding:0 13px;min-height:44px;cursor:pointer;transition:background-color .2s,color .2s,border-color .2s;-webkit-tap-highlight-color:transparent}.bh-chip:hover,.bh-chip[aria-pressed=true]{border-color:var(--bound-ink)}.bh-chip[aria-pressed=true]{background:var(--bound-ink);color:var(--bound-paper)}.bh-chip:focus-visible,.bh-cta:focus-visible,.bh-dot:focus-visible,.bh-nav:focus-visible,.bh-rm-page:focus-visible,.bh-skip:focus-visible,.bh-slides:focus-visible,.bh-zoom-close:focus-visible{outline:2px solid var(--bound-salmon);outline-offset:2px}@media (max-width:959px){.bh-chips{flex-wrap:wrap;overflow:visible;gap:5px}.bh-chip{flex:1 1 auto;padding:0 8px;font-size:13px}}@media (max-width:374px){.bh-chip{padding:0 6px;font-size:12.5px}}.bh-dots{display:none}.bh-skip{background:none;border:0;padding:10px 2px;margin:-10px 0;color:var(--mute);cursor:pointer;text-decoration:underline;text-underline-offset:3px}.bh-skip:hover{color:var(--bound-ink)}.bh-endcta{position:absolute;left:0;right:0;bottom:0;display:flex;flex-direction:column;align-items:center;gap:8px;opacity:0;transform:translateY(10px);pointer-events:none;transition:opacity .35s,transform .35s;z-index:6}.bh-endcta.bh-on{opacity:1;transform:none;pointer-events:auto}.bh-endcta small{color:var(--mute);font-size:13px;text-align:center;padding:0 16px}.bh-cta{min-height:48px;padding-left:22px;padding-right:22px;font-weight:800;font-size:16px}.bh-hint{position:absolute;left:50%;bottom:4px;transform:translateX(-50%);color:var(--mute);display:flex;white-space:nowrap;align-items:center;gap:6px;opacity:0;transition:opacity .3s;pointer-events:none;z-index:6}.bh-hint svg{width:12px;height:12px;animation:bh-nudge 1.6s ease-in-out infinite}@keyframes bh-nudge{50%{transform:translateX(3px)}}.bh-replay{display:inline-flex;align-items:center;gap:6px;min-height:40px;margin:-10px 0;padding:0 4px;flex:0 0 auto;background:none;border:0;color:var(--mute);cursor:pointer;opacity:0;visibility:hidden;transition:opacity .3s,visibility 0s linear .3s}.bh-replay svg{width:13px;height:13px}.bh-replay:hover{color:var(--bound-ink)}.bh-at-cover .bh-replay{opacity:1;visibility:visible;transition:opacity .3s,visibility 0s}@media (max-width:959px){.bh:not(.bh-at-cover) .bh-replay{display:none}}.bh-replay:focus-visible{outline:2px solid var(--bound-salmon);outline-offset:2px}.bh-bar{position:fixed;left:0;right:0;bottom:0;z-index:20;border-top:1px solid var(--line);background:rgba(239,242,240,.95);backdrop-filter:blur(8px);padding:12px 16px calc(12px + env(safe-area-inset-bottom))}.bh-bar .bh-cta{width:100%}.bh-bar{transition:opacity .25s ease,transform .25s ease,visibility 0s linear 0s}.bh-cta-seen .bh-bar{opacity:0;transform:translateY(12px);visibility:hidden;pointer-events:none;transition:opacity .25s ease,transform .25s ease,visibility 0s linear .25s}@media (min-width:960px){.bh-sticky{height:calc(100vh - var(--hdr));height:calc(100svh - var(--hdr));grid-template-columns:clamp(320px,31%,400px) minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto;grid-template-areas:"copy stage" "copy controls";padding:24px max(24px,calc((100% - 72rem) / 2 + 24px));-moz-column-gap:48px;column-gap:48px}.bh-copy{align-self:center;padding:0;container-type:inline-size}.bh-h1{font-size:clamp(28px,10.8cqi,44px);max-width:none}.bh-h1 .bh-l{display:block;white-space:nowrap}.bh-sub{font-size:17px;margin-top:14px;max-width:36ch}.bh-sub-more{display:inline}.bh-sub-short{display:none}.bh-desk{display:block;margin-top:18px}.bh-desk .bh-cta{margin-top:16px}.bh-controls{padding:12px 0 0;flex-direction:row;flex-wrap:wrap;align-items:center;-moz-column-gap:28px;column-gap:28px;row-gap:10px}.bh-controls,.bh-prog{justify-content:center}.bh-prog{flex:0 0 100%;gap:16px}.bh-prog-txt{flex:0 1 auto}.bh-dots{display:flex;gap:2px}.bh-dot,.bh-dots{align-items:center}.bh-dot{width:22px;height:32px;display:inline-flex;justify-content:center;background:none;border:0;cursor:pointer;border-radius:4px}.bh-dot i{width:7px;height:7px;border-radius:50%;background:rgba(15,30,28,.2);transition:background-color .2s,transform .2s}.bh-dot:hover i{background:rgba(15,30,28,.5)}.bh-dot[aria-current] i{background:var(--bound-spruce);transform:scale(1.3)}.bh-nav{width:36px;height:36px;border-radius:50%;border:1px solid rgba(15,30,28,.22);background:transparent;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;color:var(--bound-ink);margin:0 6px}.bh-nav svg{width:15px;height:15px}.bh-chips{flex-wrap:nowrap;margin:0;padding:2px;gap:5px}.bh-chip{padding:0 10px;font-size:13px}.bh-hint{bottom:8px}.bh-bar{display:none}}@media (max-width:959px){.bh-short .bh-sub{display:none}}.bh-rm{display:none;padding:20px 0 calc(var(--barh) + 24px)}.bh-rm-hero{display:grid;gap:28px;padding:0 16px;max-width:72rem;margin:0 auto 28px}.bh-rm-copy .bh-price{margin-top:12px}.bh-rm-start{margin-top:18px}.bh-rm-pages{position:relative;width:100%;max-width:400px;margin:0 auto;padding:9% 24% 0 0}.bh-rm-pages img{display:block;height:auto;background:#fff;box-shadow:0 24px 40px -18px rgba(15,30,28,.45),0 2px 4px rgba(15,30,28,.15)}.bh-rm-front{position:relative;width:100%}.bh-rm-back{position:absolute;right:0;top:0;width:72%;opacity:.95}.bh-rm-controls{display:flex;flex-direction:column;align-items:flex-start;gap:12px;padding:0 16px 6px}.bh-rm-label{color:var(--mute)}.bh-slides{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 16px 18px;scrollbar-width:none}.bh-slides::-webkit-scrollbar{display:none}.bh-slide{margin:0;flex:0 0 min(92vw,720px);scroll-snap-align:center;display:flex;flex-direction:column;gap:10px}.bh-spread{display:flex;justify-content:center;filter:drop-shadow(0 14px 22px rgba(15,30,28,.2))}.bh-spread .bh-ep,.bh-spread img{width:100%;height:auto;display:block;aspect-ratio:148/210;background:#fff}.bh-spread.bh-one img{width:52%;aspect-ratio:151/216;border-radius:0 calc(3px * var(--ss, 1)) calc(3px * var(--ss, 1)) 0}.bh-pair{position:relative;display:flex;width:100%}.bh-pair>*{width:50%}.bh-rm-page{padding:0;border:0;background:none;cursor:zoom-in;display:block}.bh-pair:after{content:"";position:absolute;left:44%;width:12%;top:0;bottom:0;background:linear-gradient(90deg,transparent,rgba(15,30,28,.14) 50%,transparent);pointer-events:none}.bh-slide figcaption{color:var(--mute);text-align:center}@media (min-width:960px){.bh-rm{padding:48px 0 40px}.bh-rm-hero{grid-template-columns:1fr 1fr;align-items:center;padding:0 40px;margin-bottom:40px}.bh-rm-pages{max-width:520px;margin-right:0}.bh-rm-controls{margin-left:auto;margin-right:auto;max-width:72rem;flex-direction:row;align-items:center;justify-content:space-between}.bh-rm-controls,.bh-slides{padding-left:40px;padding-right:40px}.bh-slide{flex-basis:min(64vw,820px)}}@media (prefers-reduced-motion:reduce){.bh .bh-track{display:none}.bh .bh-rm{display:block}}.bh.bh-flat .bh-track{display:none}.bh.bh-flat .bh-rm{display:block}.bh-zoom{position:fixed;inset:0;z-index:60;background:rgba(15,30,28,.92)}.bh-zoom-scroll{position:absolute;inset:0;overflow:auto;overscroll-behavior:contain;touch-action:pan-x pan-y pinch-zoom;cursor:zoom-out;-webkit-overflow-scrolling:touch}.bh-zoom-img{display:block;width:max(100vw,640px);max-width:none;height:auto;margin:0 auto;background:#fff}@media (min-width:700px){.bh-zoom-img{width:min(96vw,960px,calc((100vh - 32px) * 1.6));min-width:600px;margin:16px auto}}.bh-zoom-close{position:fixed;top:calc(10px + env(safe-area-inset-top));right:10px;width:44px;height:44px;border-radius:50%;border:0;background:var(--bound-paper);color:var(--bound-ink);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.3)}.bh-zoom-close svg{width:16px;height:16px}