.crumb[data-astro-cid-rusbz3ch]{position:relative;z-index:4;display:inline-flex;align-items:center;gap:.4rem;font-size:var(--text-sm);color:var(--color-ink-muted);text-decoration:none}.crumb[data-astro-cid-rusbz3ch]:hover{color:var(--color-ink)}.crumb-label[data-astro-cid-rusbz3ch]{transition:opacity .5s ease}html[data-book-open] .crumb-label[data-astro-cid-rusbz3ch]{opacity:0}.veil[data-astro-cid-rusbz3ch]{position:fixed;inset:0;z-index:2;opacity:0;pointer-events:none;backdrop-filter:blur(var(--sb-veil-blur, 22px));-webkit-backdrop-filter:blur(var(--sb-veil-blur, 22px));background:color-mix(in srgb,var(--color-bg) 45%,transparent);transition:opacity var(--sb-veil-dur, .6s) ease}html[data-book-open] .veil[data-astro-cid-rusbz3ch]{opacity:1}.book-stage[data-astro-cid-rusbz3ch]{position:relative;z-index:3;max-width:856px;margin:2.5rem auto 0}.book[data-astro-cid-rusbz3ch]{position:relative;aspect-ratio:1064 / 697;perspective:var(--sb-persp, 2300px);transition:translate var(--sb-slide-dur, .52s) var(--sb-open-ease, cubic-bezier(.42, .05, .25, 1)) var(--sb-slide-delay, .08s)}.book[data-astro-cid-rusbz3ch][data-closed]{translate:-25% 0}.book[data-astro-cid-rusbz3ch]:before,.book[data-astro-cid-rusbz3ch]:after{content:"";position:absolute;border-radius:12px;box-shadow:0 var(--sb-shadow-y, 8px) var(--sb-shadow-blur, 24px) rgba(0,0,0,var(--sb-shadow-alpha, .18));transition:opacity var(--sb-land-dur, .26s) ease}.book[data-astro-cid-rusbz3ch]:before{inset:0;opacity:0}.book[data-astro-cid-rusbz3ch]:after{inset:0 0 0 50%;opacity:1}.book[data-astro-cid-rusbz3ch][data-landed]:before{opacity:1}.book[data-astro-cid-rusbz3ch][data-landed]:after{opacity:0}.book[data-astro-cid-rusbz3ch] .paper-under{position:absolute;inset:0;background:url(/doodles/sketchbook/ground.webp) center / cover no-repeat;border-radius:12px;opacity:0;transition:opacity var(--sb-land-dur, .26s) ease}.book[data-astro-cid-rusbz3ch][data-landed] .paper-under{opacity:1}.book[data-astro-cid-rusbz3ch] .side{position:absolute;top:0;bottom:0;width:50%;z-index:1}.book[data-astro-cid-rusbz3ch] .side.left{left:0;transform-origin:right center}.book[data-astro-cid-rusbz3ch] .side.right{left:50%;transform-origin:left center}.book[data-astro-cid-rusbz3ch] .side{transition:transform var(--sb-peek-dur, .18s) ease}.book[data-astro-cid-rusbz3ch]:not(:has(.flap)):has(.zone.next:hover) .side.right{transform:rotateY(calc(-1 * var(--sb-peek-deg, 10.5deg)))}.book[data-astro-cid-rusbz3ch]:not(:has(.flap)):has(.zone.prev:hover) .side.left{transform:rotateY(var(--sb-peek-deg, 10.5deg))}.book[data-astro-cid-rusbz3ch] .leaf{position:absolute;inset:0;overflow:clip visible}.book[data-astro-cid-rusbz3ch] .sheet{position:absolute;top:0;width:200%;height:100%}.book[data-astro-cid-rusbz3ch] .sheet.left{left:0}.book[data-astro-cid-rusbz3ch] .sheet.right{left:-100%}.book[data-astro-cid-rusbz3ch] .sheet-ground{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:12px}.book[data-astro-cid-rusbz3ch] .piece{position:absolute;transform-origin:0 0;object-fit:cover;max-width:none}.book[data-astro-cid-rusbz3ch] .cover-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:4px 12px 12px 4px}.book[data-astro-cid-rusbz3ch] .flap{position:absolute;top:0;bottom:0;width:50%;transform-style:preserve-3d;will-change:transform;z-index:5;animation:var(--sb-flip-dur, .55s) var(--sb-flip-ease, ease-in-out) forwards}.book[data-astro-cid-rusbz3ch] .flap.next{left:50%;transform-origin:left center;animation-name:sb-fold-next}.book[data-astro-cid-rusbz3ch] .flap.open{animation-duration:var(--sb-open-dur, .68s);animation-timing-function:var(--sb-open-ease, cubic-bezier(.42, .05, .25, 1))}.book[data-astro-cid-rusbz3ch] .flap.prev{left:0;transform-origin:right center;animation-name:sb-fold-prev}.book[data-astro-cid-rusbz3ch] .face{position:absolute;inset:0;overflow:clip visible;backface-visibility:hidden}.book[data-astro-cid-rusbz3ch] .face.back{transform:rotateY(180deg)}.book[data-astro-cid-rusbz3ch] .face:after{content:"";position:absolute;inset:0;pointer-events:none;opacity:0}.book[data-astro-cid-rusbz3ch] .flap.next .face.front:after,.book[data-astro-cid-rusbz3ch] .flap.prev .face.back:after{background:linear-gradient(to right,#00000005,#00000038)}.book[data-astro-cid-rusbz3ch] .flap.next .face.back:after,.book[data-astro-cid-rusbz3ch] .flap.prev .face.front:after{background:linear-gradient(to left,#00000005,#00000038)}.book[data-astro-cid-rusbz3ch] .flap .face.front:after{animation:sb-shade-away var(--sb-flip-dur, .55s) var(--sb-flip-ease, ease-in-out) forwards}.book[data-astro-cid-rusbz3ch] .flap .face.back:after{opacity:1;animation:sb-shade-home var(--sb-flip-dur, .55s) var(--sb-flip-ease, ease-in-out) forwards}.book[data-astro-cid-rusbz3ch] .flap.open .face.front:after,.book[data-astro-cid-rusbz3ch] .flap.open .face.back:after{animation-duration:var(--sb-open-dur, .68s);animation-timing-function:var(--sb-open-ease, cubic-bezier(.42, .05, .25, 1))}.book[data-astro-cid-rusbz3ch] .side:after{content:"";position:absolute;inset:0;pointer-events:none;opacity:0}.book[data-astro-cid-rusbz3ch] .side.left.fade-out:after{background:linear-gradient(to left,rgba(0,0,0,.18),transparent 60%);animation:sb-cast var(--sb-flip-dur, .55s) var(--sb-flip-ease, ease-in-out) forwards}.book[data-astro-cid-rusbz3ch] .side.right.fade-out:after{background:linear-gradient(to right,rgba(0,0,0,.18),transparent 60%);animation:sb-cast var(--sb-flip-dur, .55s) var(--sb-flip-ease, ease-in-out) forwards}.book[data-astro-cid-rusbz3ch] .side.fade-out.opening:after{animation-duration:var(--sb-open-dur, .68s);animation-timing-function:var(--sb-open-ease, cubic-bezier(.42, .05, .25, 1))}.book[data-astro-cid-rusbz3ch] .side.fade-in{opacity:0;animation:sb-fade-in var(--sb-fade-in-dur, .34s) ease forwards}.book[data-astro-cid-rusbz3ch] .side.fade-in.opening{animation-duration:var(--sb-under-fade, 0s)}.book[data-astro-cid-rusbz3ch] .side.fade-out{animation:sb-fade-out var(--sb-fade-out-dur, .23s) ease-out var(--sb-fade-out-delay, .4s) forwards}@keyframes sb-fold-next{to{transform:rotateY(-180deg)}}@keyframes sb-fold-prev{to{transform:rotateY(180deg)}}@keyframes sb-fade-in{0%{opacity:0}to{opacity:1}}@keyframes sb-fade-out{to{opacity:0}}@keyframes sb-shade-away{0%{opacity:0}to{opacity:1}}@keyframes sb-shade-home{0%{opacity:1}to{opacity:0}}@keyframes sb-cast{0%{opacity:0}55%{opacity:.25}88%{opacity:1}to{opacity:0}}.book[data-astro-cid-rusbz3ch] .zone{position:absolute;top:0;bottom:0;width:50%;z-index:60;padding:0;border:0;background:transparent;cursor:pointer;-webkit-tap-highlight-color:transparent}.book[data-astro-cid-rusbz3ch] .zone.prev{left:0}.book[data-astro-cid-rusbz3ch] .zone.next{left:50%}.book[data-astro-cid-rusbz3ch][data-closed] .zone.prev,.book[data-astro-cid-rusbz3ch] .zone[hidden]{display:none}.book[data-astro-cid-rusbz3ch] .zone:focus-visible{outline-offset:-10px;border-radius:14px}.spread-controls[data-astro-cid-rusbz3ch]{position:relative;z-index:3;display:flex;align-items:center;justify-content:center;gap:20px;margin-top:64px;opacity:0;pointer-events:none;transition:opacity .4s ease}html[data-book-open] .spread-controls[data-astro-cid-rusbz3ch]{opacity:1;pointer-events:auto}.ctrl[data-astro-cid-rusbz3ch]{position:relative;padding:0;border:0;background:transparent;cursor:pointer;line-height:0;color:var(--color-ink-faint);transition:color .2s ease,opacity .3s ease,transform .15s ease}.ctrl[data-astro-cid-rusbz3ch]:before{content:"";position:absolute;inset:-7px}.ctrl[data-astro-cid-rusbz3ch]:hover{color:var(--color-ink-muted)}.ctrl[data-astro-cid-rusbz3ch]:active{transform:scale(.96)}.ctrl[data-astro-cid-rusbz3ch][disabled]{opacity:.35;pointer-events:none}.ctrl-count[data-astro-cid-rusbz3ch]{font-weight:300;font-size:var(--text-sm);line-height:18px;color:var(--color-ink-muted);font-variant-numeric:tabular-nums}@media(prefers-reduced-motion:reduce){.book[data-astro-cid-rusbz3ch],.book[data-astro-cid-rusbz3ch]:before,.veil[data-astro-cid-rusbz3ch],.crumb-label[data-astro-cid-rusbz3ch],.book[data-astro-cid-rusbz3ch] .side{transition:none}}::view-transition-old(root),::view-transition-new(root){animation-duration:.01s}