:root{
  --room:#120e0b; --room2:#1b1511; --ink:#efe6d2; --mute:#a3957d; --line:rgba(239,230,210,.14);
  --gold:#c9a45c; --wood:#3a2616; --wood2:#2a1b0f; --wood3:#51361f;
  --paper:#f3ead6; --paper2:#e9dfc6; --pink:#1f1a14;
  --serif:'Bodoni Moda',Georgia,serif; --read:'Literata',Georgia,serif;
  --fs:17px; --lh:26px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--room);color:var(--ink);font:400 15px/1.5 var(--read);-webkit-font-smoothing:antialiased;overflow:hidden;overscroll-behavior:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
[hidden]{display:none!important}
svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:3px}

/* top bar */
.top{position:fixed;z-index:30;inset:0 0 auto 0;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 max(20px,env(safe-area-inset-left));gap:16px;pointer-events:none}
.top>*{pointer-events:auto}
.mark{font:italic 600 26px/1 var(--serif);letter-spacing:.01em;color:var(--ink)}
.mark span::after{content:'.';color:var(--gold)}
.find{display:flex;align-items:center;gap:8px;height:36px;padding:0 14px;border-radius:99px;background:rgba(239,230,210,.07);border:1px solid var(--line);color:var(--mute);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);min-width:0}
.find svg{width:16px;height:16px;flex:none}
.find input{all:unset;width:min(230px,38vw);color:var(--ink);font-size:14px}
.find input::placeholder{color:var(--mute)}
body.reading .find{display:none}
body.reading .top{display:none}

/* views */
.view{position:fixed;inset:0}
.shelf-view{overflow-y:auto;overflow-x:hidden;padding:64px 0 150px;background:
  radial-gradient(1100px 620px at 50% 8%,rgba(201,164,92,.13),transparent 62%),
  radial-gradient(900px 500px at 50% 100%,rgba(0,0,0,.55),transparent 70%),var(--room)}

/* the bookcase */
.case{position:relative;width:min(800px,calc(100% - 28px));margin:8px auto 0;padding:26px 30px 0;
  background:linear-gradient(90deg,#24160b,#3a2616 6%,#2a1b0f 94%,#1d1209);border-radius:6px 6px 0 0;
  box-shadow:0 40px 80px -20px rgba(0,0,0,.8),inset 0 0 0 1px rgba(255,220,160,.07)}
.case::before{content:'';position:absolute;inset:0 0 auto 0;height:26px;border-radius:6px 6px 0 0;background:linear-gradient(#5a3d24,#3a2616);box-shadow:0 2px 0 rgba(0,0,0,.4)}
.row{position:relative;margin-bottom:0}
.row .back{position:absolute;inset:0 -4px 0 -4px;background:
  linear-gradient(180deg,rgba(0,0,0,.55),transparent 28%),
  repeating-linear-gradient(90deg,rgba(255,255,255,.012) 0 3px,transparent 3px 9px),#1a0f07}
.row .books{position:relative;perspective:1500px;perspective-origin:50% -40%;transform-style:preserve-3d;display:flex;align-items:flex-end;justify-content:center;gap:3px;padding:0 6px;min-height:var(--rowh,330px)}
.row .board{position:relative;height:20px;margin:0 -30px;background:linear-gradient(#6a4a2c,#4b3220 40%,#2f1d10);box-shadow:0 14px 22px -6px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,225,170,.18)}

.book{position:relative;flex:none;display:block;width:var(--t);height:var(--h);transform-style:preserve-3d;z-index:1;cursor:pointer;-webkit-tap-highlight-color:transparent}
.book:hover,.book:focus-visible,.book.sel{z-index:5}
.cub{position:absolute;top:0;left:calc(var(--t)/2 - var(--w)/2);width:var(--w);height:var(--h);transform-style:preserve-3d;
  transform:translateZ(calc(var(--w)/-2)) rotateY(90deg);transform-origin:50% 50%;transition:transform .55s cubic-bezier(.2,.8,.2,1)}
.book:hover .cub,.book:focus-visible .cub,.book.sel .cub{transform:translateY(-6px) translateZ(calc(var(--w)/-2 + 56px)) rotateY(32deg)}
.face{position:absolute;backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden}
.f-front{width:var(--w);height:var(--h);transform:translateZ(calc(var(--t)/2))}
.f-back{width:var(--w);height:var(--h);transform:rotateY(180deg) translateZ(calc(var(--t)/2));background:var(--cloth)}
.f-spine{width:var(--t);height:var(--h);left:calc(var(--w)/2 - var(--t)/2);transform:rotateY(-90deg) translateZ(calc(var(--w)/2));background:var(--cloth)}
.f-pages{width:var(--t);height:calc(var(--h) - 6px);top:3px;left:calc(var(--w)/2 - var(--t)/2);transform:rotateY(90deg) translateZ(calc(var(--w)/2 - 3px));
  background:repeating-linear-gradient(0deg,#e9dfc6 0 2px,#cfc3a4 2px 3px)}
.f-top,.f-bot{width:calc(var(--w) - 6px);height:var(--t);left:3px;background:#d8ccae}
.f-top{top:calc(var(--t)/-2);transform:rotateX(90deg)}
.f-bot{top:calc(var(--h) - var(--t)/2);transform:rotateX(-90deg) translateZ(0)}

.cloth{background:
  radial-gradient(120% 80% at 50% 0%,rgba(255,255,255,.08),transparent 60%),
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E"),
  var(--cloth)}
.f-spine.cloth,.f-front.cloth{background-blend-mode:normal}
.f-spine{display:flex;flex-direction:column;align-items:center;justify-content:space-between;padding:calc(var(--t)*.34) 0;color:var(--foil)}
.f-spine::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.5),rgba(255,255,255,.06) 16%,rgba(255,255,255,.13) 42%,rgba(0,0,0,.22) 82%,rgba(0,0,0,.6));pointer-events:none}
.f-spine::after{content:'';position:absolute;left:12%;right:12%;top:calc(var(--t)*.22);bottom:calc(var(--t)*.22);border-top:1px solid var(--foil);border-bottom:1px solid var(--foil);opacity:.8;pointer-events:none}
.sp-t{writing-mode:vertical-rl;font:600 var(--sfs,13px)/1 var(--serif);letter-spacing:.07em;text-transform:uppercase;white-space:nowrap;margin-top:calc(var(--t)*.2);text-shadow:0 0 1px rgba(255,255,255,.25)}
.sp-a{writing-mode:vertical-rl;font:400 calc(var(--sfs,13px)*.72)/1 var(--read);letter-spacing:.18em;text-transform:uppercase;white-space:nowrap;margin-bottom:calc(var(--t)*.2);opacity:.9}
.f-front.cloth::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.45),rgba(0,0,0,.0) 7%,rgba(255,255,255,.07) 9%,transparent 14%);pointer-events:none}

/* cover artwork (shelf + reader) */
.cover{position:absolute;inset:0;container-type:inline-size;color:var(--foil);display:flex;align-items:center;justify-content:center;text-align:center}
.cv-frame{position:absolute;inset:6cqw;border:.7cqw solid var(--foil);opacity:.92}
.cv-frame::after{content:'';position:absolute;inset:1.6cqw;border:.25cqw solid var(--foil);opacity:.8}
.cv-in{position:relative;padding:0 15cqw;width:100%}
.cv-title{margin:0;font:600 var(--cts,9cqw)/1.14 var(--serif);letter-spacing:.035em;text-transform:uppercase;text-wrap:balance}
.cv-dia{display:block;width:3.4cqw;height:3.4cqw;border:.4cqw solid var(--foil);transform:rotate(45deg);margin:6cqw auto}
.cv-au{margin:0;font:italic 400 5.6cqw/1.25 var(--serif)}
.cv-cr{margin:3cqw 0 0;font:400 3.1cqw/1.35 var(--read);opacity:.85}

/* plate under the shelf */
.plate{position:fixed;z-index:20;left:0;right:0;bottom:0;padding:14px 20px calc(14px + env(safe-area-inset-bottom));display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap;
  background:linear-gradient(transparent,rgba(18,14,11,.94) 40%);min-height:92px;text-align:center}
.plate .hint{color:var(--mute);font-size:14px}
.plate .meta{display:flex;flex-direction:column;align-items:center;gap:2px}
.plate .meta b{font:600 22px/1.15 var(--serif)}
.plate .meta span{color:var(--mute);font-size:13.5px}
.plate .acts{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:center}
.btn{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;border-radius:99px;border:1px solid var(--line);background:rgba(239,230,210,.07);font-size:13.5px;transition:background .2s,border-color .2s}
.btn:hover{background:rgba(239,230,210,.14)}
.btn.main{background:var(--gold);border-color:var(--gold);color:#1b140a;font-weight:600}
.btn.main:hover{background:#d8b66f}
.btn svg{width:16px;height:16px}
.empty{grid-column:1/-1;text-align:center;color:var(--mute);padding:80px 0}

/* reader */
.reader-view{background:
  radial-gradient(1000px 600px at 50% 40%,#2a1f16,transparent 70%),var(--room);display:flex;flex-direction:column}
.rbar{flex:none;display:flex;align-items:center;gap:14px;padding:0 max(16px,env(safe-area-inset-left));height:54px;z-index:5}
.rtop{display:grid;grid-template-columns:1fr minmax(0,auto) 1fr;gap:14px}
.rtools{justify-self:end}
.rbot{height:62px;padding-bottom:env(safe-area-inset-bottom);justify-content:center}
.rtitle{display:flex;flex-direction:column;align-items:center;min-width:0;max-width:46vw;line-height:1.2}
.rtitle b{font:600 17px/1.2 var(--serif);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
.rtitle span{color:var(--mute);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
.rtools{display:flex;align-items:center;gap:4px}
.ibtn{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-width:40px;height:40px;border-radius:99px;color:var(--ink);transition:background .2s}
.ibtn:hover{background:rgba(239,230,210,.1)}
.ibtn.txt{padding:0 14px;font-size:13.5px;border:1px solid var(--line);background:rgba(239,230,210,.07)}
.ibtn.txt:hover{background:rgba(239,230,210,.14)}
.ibtn.txt svg{width:17px;height:17px}
.aa{font:600 17px/1 var(--serif)}.aa.sm{font-size:13px}.aa.lg{font-size:20px}
.dl{position:relative}
.menu{position:absolute;right:0;top:46px;min-width:230px;padding:6px;border-radius:14px;background:rgba(32,25,19,.96);border:1px solid var(--line);box-shadow:0 20px 50px rgba(0,0,0,.6);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:20}
.menu a{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:10px 12px;border-radius:9px;font-size:14px}
.menu a:hover{background:rgba(239,230,210,.1)}
.menu a b{font-weight:600;letter-spacing:.06em}
.menu a span{color:var(--mute);font-size:12.5px}
.menu small{display:block;padding:8px 12px 6px;color:var(--mute);font-size:11.5px;line-height:1.4}

.deck{position:relative;flex:1;min-height:0;display:flex;align-items:center;justify-content:center;touch-action:pan-y}
.book3d{position:relative}
.flipbox{position:relative}
.floor{position:absolute;left:4%;right:4%;bottom:-18px;height:26px;border-radius:50%;background:radial-gradient(closest-side,rgba(0,0,0,.65),transparent);filter:blur(5px);z-index:-1}
.stack{position:absolute;top:2%;bottom:1%;width:0;pointer-events:none;transition:width .35s;background:repeating-linear-gradient(90deg,#d5c9ab 0 1px,#efe5cc 1px 3px);box-shadow:0 0 0 1px rgba(0,0,0,.18)}
.stack.l{right:100%;border-radius:3px 0 0 3px;top:1.5%;bottom:1.5%}
.stack.r{left:100%;border-radius:0 3px 3px 0;top:1.5%;bottom:1.5%}
.stack{z-index:0}
.book3d::before{content:'';position:absolute;z-index:-1;inset:-9px -9px -11px;border-radius:4px;background:var(--cloth);box-shadow:0 30px 60px -10px rgba(0,0,0,.75),inset 0 0 0 1px rgba(255,255,255,.06);opacity:0;transition:opacity .4s}
.book3d.open::before{opacity:1}
#backBtn{justify-self:start}
.side{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:rgba(239,230,210,.08);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;opacity:.0;transition:opacity .25s,background .2s;z-index:4}
.deck:hover .side{opacity:.9}
.side:hover{background:rgba(239,230,210,.18)}
.side.prev{left:max(10px,calc(50% - var(--spread-w,500px)/2 - 66px))}
.side.next{right:max(10px,calc(50% - var(--spread-w,500px)/2 - 66px))}
@media (hover:none){.side{display:none}}
.pnum{font-size:12.5px;color:var(--mute);min-width:84px;font-variant-numeric:tabular-nums}
#pLeft{text-align:right}
#slider{-webkit-appearance:none;appearance:none;height:22px;width:min(560px,60vw);background:transparent;cursor:pointer}
#slider::-webkit-slider-runnable-track{height:3px;border-radius:3px;background:linear-gradient(90deg,var(--gold) var(--p,0%),rgba(239,230,210,.2) var(--p,0%))}
#slider::-moz-range-track{height:3px;border-radius:3px;background:rgba(239,230,210,.2)}
#slider::-moz-range-progress{height:3px;background:var(--gold)}
#slider::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--ink);margin-top:-6.5px;box-shadow:0 0 0 4px rgba(18,14,11,.8)}
#slider::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--ink);border:0}

.toc{position:absolute;z-index:15;top:0;right:0;bottom:0;width:min(360px,88vw);background:rgba(24,18,13,.97);border-left:1px solid var(--line);box-shadow:-30px 0 60px rgba(0,0,0,.5);display:flex;flex-direction:column;animation:slidein .28s cubic-bezier(.2,.8,.2,1)}
@keyframes slidein{from{transform:translateX(30px);opacity:0}}
.toc-h{display:flex;align-items:center;justify-content:space-between;padding:10px 12px 10px 20px;border-bottom:1px solid var(--line)}
.toc-h b{font:600 18px var(--serif)}
.toc ol{list-style:none;margin:0;padding:6px 0 24px;overflow-y:auto;flex:1}
.toc li a{display:block;padding:10px 20px;border-bottom:1px solid rgba(239,230,210,.06)}
.toc li a:hover{background:rgba(239,230,210,.07)}
.toc li a.cur{background:rgba(201,164,92,.13)}
.toc .tp{display:block;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}
.toc .tt{display:block;font:600 15px/1.3 var(--serif)}
.toc .ts{display:block;color:var(--mute);font-size:13px;font-style:italic}
.toc .tn{float:right;color:var(--mute);font-size:12px;font-variant-numeric:tabular-nums;margin-top:2px}

.loading{position:absolute;inset:0;z-index:14;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;background:var(--room);color:var(--mute);font-size:14px;transition:opacity .4s}
.loading.off{opacity:0;pointer-events:none}
.ld{display:flex;gap:6px}.ld i{width:8px;height:8px;border-radius:50%;background:var(--gold);animation:bob 1s infinite ease-in-out}.ld i:nth-child(2){animation-delay:.15s}.ld i:nth-child(3){animation-delay:.3s}
@keyframes bob{0%,80%,100%{transform:scale(.5);opacity:.4}40%{transform:scale(1);opacity:1}}

/* pages */
.stf__parent{margin:0 auto}
.stf__item{background:var(--paper);overflow:hidden;color:var(--pink)}
.stf__item.--hard{background:transparent}
.paper{position:absolute;inset:0;background:
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3CfeColorMatrix values='0 0 0 0 .35 0 0 0 0 .27 0 0 0 0 .15 0 0 0 .16 0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E"),
  linear-gradient(var(--paper),var(--paper2))}
.stf__item.--left .paper::after,.stf__item.--right .paper::after{content:'';position:absolute;top:0;bottom:0;width:11%;pointer-events:none}
.stf__item.--left .paper::after{right:0;background:linear-gradient(90deg,transparent,rgba(60,40,15,.2))}
.stf__item.--right .paper::after{left:0;background:linear-gradient(270deg,transparent,rgba(60,40,15,.2))}
.pg{position:absolute;inset:var(--pt) var(--px) var(--pb) var(--px);font:400 var(--fs)/var(--lh) var(--read);text-align:justify;hyphens:auto;-webkit-hyphens:auto;overflow:hidden;font-optical-sizing:auto}
.pg p{margin:0;text-indent:1.4em}
.pg p.f,.pg p.c{text-indent:0}
.pg em{font-style:italic}
.rh{position:absolute;top:calc(var(--pt)*.42);left:var(--px);right:var(--px);text-align:center;font:500 calc(var(--fs)*.6)/1 var(--read);letter-spacing:.2em;text-transform:uppercase;color:rgba(31,26,20,.5);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pn{position:absolute;bottom:calc(var(--pb)*.38);left:0;right:0;text-align:center;font:400 calc(var(--fs)*.72)/1 var(--read);color:rgba(31,26,20,.55);font-variant-numeric:tabular-nums}
.chh{height:calc(var(--lh)*9);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;overflow:hidden}
.chh .pt{font:500 calc(var(--fs)*.62)/1.2 var(--read);letter-spacing:.2em;text-transform:uppercase;color:#7a6532;margin-bottom:.7em}
.chh h2{margin:0;font:600 calc(var(--fs)*1.75)/1.12 var(--serif);text-wrap:balance;hyphens:none;max-width:100%}
.chh .sb{margin-top:.55em;font:italic 400 calc(var(--fs)*1)/1.3 var(--serif);color:#43392a;text-wrap:balance}
.chh .rl{width:2.6em;border-top:1px solid #8a7440;margin-top:1em}
.endp{display:flex;align-items:center;justify-content:center}
.pg.mid{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.tp-t{font:600 calc(var(--fs)*2.1)/1.12 var(--serif);margin:0 0 .35em;text-wrap:balance;hyphens:none}
.tp-a{font:italic 400 calc(var(--fs)*1.2)/1.3 var(--serif);margin:0}
.tp-c{margin:.6em 0 0;font-size:calc(var(--fs)*.82);color:#5a4e3b}
.tp-rule{width:3em;border-top:1px solid #8a7440;margin:1.6em auto}
.note{font-size:calc(var(--fs)*.84);line-height:1.5;color:#4a4030;text-align:center;max-width:26em}
.note p{text-indent:0;text-align:center;margin:0 0 .9em}
.pdl{display:flex;gap:.5em;justify-content:center;margin-top:1em;flex-wrap:wrap}
.pdl a{display:inline-block;padding:.5em 1.1em;border:1px solid #8a7440;border-radius:99px;font-size:calc(var(--fs)*.8);letter-spacing:.08em;color:#3a2f1c}
.pdl a:hover{background:#8a7440;color:#f3ead6}
.endpaper{position:absolute;inset:0;background:var(--cloth);filter:brightness(.62) saturate(.8)}
.endpaper::before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 2px,transparent 2px 14px),repeating-linear-gradient(-45deg,rgba(0,0,0,.08) 0 2px,transparent 2px 14px)}
.hardwrap{position:absolute;inset:0}
.stf__item.--hard.--left .hardwrap::after,.stf__item.--hard.--right .hardwrap::after{content:'';position:absolute;top:0;bottom:0;width:7%;pointer-events:none}
.stf__item.--hard.--right .hardwrap::after{left:0;background:linear-gradient(90deg,rgba(0,0,0,.5),rgba(255,255,255,.08) 55%,transparent)}
.stf__item.--hard.--left .hardwrap::after{right:0;background:linear-gradient(270deg,rgba(0,0,0,.5),rgba(255,255,255,.08) 55%,transparent)}

/* night page */
.night{--paper:#201b16;--paper2:#1a1612;--pink:#d9cfba}
.night .rh{color:rgba(217,207,186,.45)}.night .pn{color:rgba(217,207,186,.5)}
.night .chh .pt{color:#c9a45c}.night .chh .sb{color:#b9ad96}.night .chh .rl{border-color:#8a7440}
.night .tp-c,.night .note{color:#b9ad96}.night .pdl a{border-color:#8a7440;color:#d9cfba}.night .pdl a:hover{background:#8a7440;color:#1a1612}
.night .paper{background:linear-gradient(var(--paper),var(--paper2))}
.night .stack{background:repeating-linear-gradient(90deg,#2a241d 0 1px,#3a3228 1px 3px)}

.nojs{position:fixed;inset:auto 0 0 0;padding:16px;text-align:center;background:#000;color:var(--ink);z-index:99}
@media (max-width:640px){
  .rtitle span{display:none}
  .ibtn.txt span{display:none}
  .ibtn.txt{padding:0;min-width:40px}
  #fsDown,#fsUp{display:none}
  .pnum{min-width:56px;font-size:11.5px}
  .plate .meta b{font-size:19px}
  .case{padding:22px 14px 0;width:calc(100% - 16px)}
  .row .board{margin:0 -14px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

.book3d.rise{animation:rise .8s cubic-bezier(.2,.8,.2,1) both}
@keyframes rise{from{opacity:0;transform:translateY(40px) rotateX(16deg) scale(.92)}to{opacity:1;transform:none}}

/* flat fallback when the browser does not render CSS 3D */
.no3d .cub{transform:none!important;left:0;width:var(--t);transform-style:flat;transition:transform .25s}
.no3d .face:not(.f-spine){display:none}
.no3d .f-spine{transform:none;left:0;top:0;width:var(--t);height:var(--h);display:flex}
.no3d .book:hover .cub,.no3d .book:focus-visible .cub,.no3d .book.sel .cub{transform:translateY(-12px)!important}