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.kn-lib__view--back{opacity:1;transform:none;pointer-events:auto}.kn-lib__book{position:relative;width:calc(var(--pw) * 2);height:var(--ph);perspective:calc(var(--pw) * 7);transition:transform .6s var(--kn-ease);cursor:pointer}.kn-lib__book.is-closed{transform:translate(calc(var(--pw) * -.5))}.kn-lib__shadow{position:absolute;left:2%;width:96%;bottom:calc(var(--ph) * -.035);height:calc(var(--ph) * .09);background:radial-gradient(50% 50% at 50% 50%,#0009,#0000);filter:blur(10px);transition:left .6s var(--kn-ease),width .6s var(--kn-ease)}.kn-lib__book.is-closed .kn-lib__shadow{left:52%;width:48%}.kn-lib__page{position:absolute;top:0;width:var(--pw);height:var(--ph);background:var(--paper);overflow:visible}.kn-lib__page img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}.kn-lib__page--left{left:0;border-radius:3px 0 0 3px;box-shadow:-1px 1px 0 var(--edge-a),-2px 2px 0 var(--edge-b),-3px 3px 0 var(--edge-a),-4px 4px 0 var(--edge-b),-5px 5px 0 var(--edge-a),-6px 6px #d8d3c8,-8px 8px #141414,-9px 10px 18px #00000059;transition:opacity .3s var(--kn-ease)}.kn-lib__page--right{left:var(--pw);border-radius:0 3px 3px 0;box-shadow:1px 1px 0 var(--edge-a),2px 2px 0 var(--edge-b),3px 3px 0 var(--edge-a),4px 4px 0 var(--edge-b),5px 5px 0 var(--edge-a),6px 6px #d8d3c8,8px 8px #141414,9px 10px 18px #00000059}.kn-lib__book.is-closed .kn-lib__page--left{opacity:0}.kn-lib__page.is-blank,.kn-lib__face.is-blank{background:var(--paper)}.kn-lib__holes{position:absolute;top:0;bottom:0;width:calc(var(--pw) * .024);background:radial-gradient(circle closest-side,#1b1c1e 0 62%,#00000038 78%,#0000) center top / 100% var(--pitch) repeat-y;pointer-events:none}.kn-lib__page--right .kn-lib__holes{left:calc(var(--pw) * .014)}.kn-lib__page--left .kn-lib__holes{right:calc(var(--pw) * .014)}.kn-lib__curve{position:absolute;top:0;bottom:0;width:14%;pointer-events:none;opacity:1;transition:opacity .3s}.kn-lib__page--right .kn-lib__curve{left:0;background:linear-gradient(90deg,#00000029,#0000)}.kn-lib__page--left .kn-lib__curve{right:0;background:linear-gradient(270deg,#00000029,#0000)}.kn-lib__book.is-closed .kn-lib__curve{opacity:0}.kn-lib__plastic{position:absolute;top:-2px;right:-3px;bottom:-3px;left:-1px;border-radius:0 4px 4px 0;pointer-events:none;opacity:0;transition:opacity .3s;background:linear-gradient(118deg,#fff0 22%,#ffffff47 34%,#fff0 46% 70%,#ffffff1f 78%,#fff0 86%);box-shadow:inset 0 0 0 1px #ffffff59,inset 0 0 22px #ffffff1f}.kn-lib__book.is-closed .kn-lib__plastic{opacity:1}.kn-lib__spine{position:absolute;top:0;left:var(--pw);height:var(--ph);width:0;z-index:3;pointer-events:none}.kn-lib__spiral{position:absolute;top:0;overflow:visible}.kn-lib__spiral .s-w{fill:none;stroke-width:2.6;stroke-linecap:round}.kn-lib__spiral .s-sh{fill:none;stroke:#00000073;stroke-width:3.4;stroke-linecap:round;transform:translate(1.2px,1.6px)}.kn-lib__book.is-closed .kn-lib__spiral--open,.kn-lib__book:not(.is-closed) .kn-lib__spiral--closed{display:none}.kn-lib__leaf{position:absolute;top:0;width:var(--pw);height:var(--ph);transform-style:preserve-3d;z-index:4;transition:transform .72s cubic-bezier(.645,.045,.355,1)}.kn-lib__leaf.is-fwd{left:var(--pw);transform-origin:0 50%}.kn-lib__leaf.is-back{left:0;transform-origin:100% 50%}.kn-lib__leaf.is-fwd.is-turning{transform:rotateY(-180deg)}.kn-lib__leaf.is-back.is-turning{transform:rotateY(180deg)}.kn-lib__face{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--paper);backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden}.kn-lib__face img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}.kn-lib__face--b{transform:rotateY(180deg)}.kn-lib__face:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,#00000047,#0000 60%);opacity:0;pointer-events:none}.kn-lib__leaf.is-turning 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rgba(244,241,234,.55);border-left:0}.kn-lib__measure--h span{transform:translate(28px)}.kn-lib__book.show-measures .kn-lib__measure--w,.kn-lib__book.show-measures .kn-lib__measure--h{opacity:1}.kn-lib__side{position:relative;width:var(--tw);height:var(--ph)}.kn-lib__side-block{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:3px;background:linear-gradient(90deg,rgba(255,255,255,.55) 0 2px,transparent 2px),linear-gradient(270deg,#141414 0 12%,transparent 12%),repeating-linear-gradient(90deg,#f6f3ec 0 1px,#ddd8cd 1px 2px);box-shadow:0 30px 40px -18px #000000b3,0 0 0 1px #00000040}.kn-lib__measure--t{left:0;width:var(--tw);top:-30px;height:14px;border:1px solid rgba(244,241,234,.55);border-bottom:0;opacity:1}.kn-lib__measure--sh{left:calc(var(--tw) + 20px);top:0;height:var(--ph);width:14px;border:1px solid rgba(244,241,234,.55);border-left:0;opacity:1}.kn-lib__measure--sh span{transform:translate(28px)}.kn-lib__backcover{position:relative;width:var(--pw);height:var(--ph);border-radius:3px 0 0 3px;background:radial-gradient(120% 80% at 20% 0%,#2a2b2e,#161616 55%,#101010);box-shadow:-1px 1px 0 var(--edge-a),-2px 2px 0 var(--edge-b),-3px 3px 0 var(--edge-a),-4px 4px 0 var(--edge-b),-6px 6px #d8d3c8,-8px 10px 22px #00000073}.kn-lib__backcover .kn-lib__spine{left:100%}.kn-lib__zoom{border:0;padding:0;background:transparent;max-width:100vw;max-height:100vh;width:100vw;height:100vh}.kn-lib__zoom::backdrop{background:#0a0a0ce0}.kn-lib__zoom-pages{display:flex;gap:12px;justify-content:center;align-items:flex-start;height:100%;overflow:auto;padding:56px 16px 24px;box-sizing:border-box}.kn-lib__zoom-pages img{height:auto;max-height:calc(100vh - 90px);width:auto;max-width:min(48vw,760px);background:#fff;border-radius:3px;box-shadow:0 20px 50px #00000080}.kn-lib__zoom-close{position:fixed;top:14px;right:16px;width:44px;height:44px;border-radius:50%;border:0;background:#f4f1ea;color:#111214;font:600 26px/1 var(--kn-font);cursor:pointer}@media(max-width:749px){.kn-lib__zoom-pages{flex-direction:column;align-items:center}.kn-lib__zoom-pages img{max-width:94vw;max-height:none}.kn-lib__measure span{font-size:11px}}.kn-lib div.kn-lib__shadow,.kn-lib div.kn-lib__side-block,.kn-lib div.kn-lib__depth{display:block}
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