*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
[hidden]{display:none!important}
:root{--base:#14100E;--card:#1c1613;--ink:#F4EDE1;--read:#C9BBA8;--dim:#8A7E6E;--accent:#E5A66B;--gold:#F2C572;--line:rgba(244,237,225,.13);--mx:18px;--paper:#f6ecd9}
html{scroll-behavior:smooth}
body{background:radial-gradient(ellipse at 50% -10%,#2a1d14 0%,var(--base) 55%) fixed,var(--base);color:var(--ink);font-family:'Spline Sans Mono',ui-monospace,monospace;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
#fx{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:50}
.eyebrow{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--accent)}
.folio{display:flex;align-items:center;gap:14px;padding:max(16px,env(safe-area-inset-top)) var(--mx) 14px;font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--dim)}
.folio .mark{color:var(--ink);text-decoration:none}
.folio .rule{flex:1;height:1px;background:var(--line)}
.folio nav{display:flex;gap:14px}
.folio nav a{color:var(--read);text-decoration:none}
main{max-width:700px;margin:0 auto;padding:10px var(--mx) 40px}
.top{padding:20px 4px 18px}
.top h1{font-family:'Fraunces',Georgia,serif;font-variation-settings:'opsz'144,'wght'520,'SOFT'30;font-size:clamp(34px,8.5vw,54px);line-height:1;margin:10px 0 12px;letter-spacing:-.01em}
.sub{font-family:'Fraunces',Georgia,serif;font-size:18px;line-height:1.45;color:var(--read)}
.sub a{color:var(--gold);white-space:nowrap}

.card{position:relative;background:linear-gradient(180deg,#221a15,var(--card));border:1px solid rgba(242,197,114,.2);border-radius:24px;padding:16px 16px 20px;margin-bottom:22px;box-shadow:0 18px 50px rgba(0,0,0,.35);scroll-margin-top:10px}
.how{margin:14px 2px 14px;font-family:'Fraunces',Georgia,serif;font-size:17px;line-height:1.5;color:var(--read)}

/* mode tabs */
.tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:4px;border-radius:16px;background:rgba(0,0,0,.28);border:1px solid var(--line)}
.tabs button{font:600 11.5px/1.15 'Spline Sans Mono',monospace;letter-spacing:-.01em;white-space:nowrap;color:var(--read);background:transparent;border:0;border-radius:12px;padding:11px 2px;min-height:46px;cursor:pointer}
.tabs button:hover{color:var(--ink)}
.tabs button[aria-selected="true"]{color:#1d1408;background:linear-gradient(180deg,#F7D58E,#DDA24E);box-shadow:0 2px 0 #8f5f22}

/* setup */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip-label{margin:18px 2px 10px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim)}
.bigsets{display:grid;gap:10px}
.bigset{position:relative;font-family:'Spline Sans Mono',ui-monospace,monospace;display:grid;grid-template-columns:1fr auto;align-items:center;column-gap:12px;text-align:left;color:var(--ink);background:linear-gradient(180deg,rgba(242,197,114,.13),rgba(242,197,114,.05));border:1px solid rgba(242,197,114,.4);border-radius:16px;padding:12px 16px;min-height:64px;cursor:pointer;transition:border-color .2s,transform .12s}
.bigset:hover{border-color:var(--gold)}
.bigset:active{transform:translateY(1px)}
.bigset .nm{font:600 21px/1.1 'Fraunces',Georgia,serif}
.bigset .meta{grid-column:1;font-size:12px;color:var(--read);margin-top:3px}
.bigset .bst{grid-column:1;font-size:11px;color:var(--gold);margin-top:3px}
.bigset .play{grid-column:2;grid-row:1/span 3;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-size:14px;color:#1d1408;background:linear-gradient(180deg,#F7D58E,#DDA24E);box-shadow:0 3px 0 #8f5f22;padding-left:2px}
.chip{font:500 15px/1.2 'Fraunces',Georgia,serif;color:var(--ink);background:rgba(255,255,255,.04);border:1px solid rgba(244,237,225,.22);border-radius:999px;padding:9px 14px;min-height:44px;cursor:pointer}
.chip .won{color:var(--gold)}
.chip small{font:500 11px 'Spline Sans Mono',monospace;color:var(--dim);margin-left:4px}
.chip:hover{border-color:var(--accent)}
.actions{display:flex;gap:10px;align-items:center;justify-content:flex-start;margin-top:18px;flex-wrap:wrap}
.actions.center{justify-content:center}
.best{font-size:12px;color:var(--dim)}
.go{font:600 15px/1 'Spline Sans Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:#1d1408;cursor:pointer;background:linear-gradient(180deg,#F7D58E,#DDA24E);border:0;border-radius:999px;padding:17px 30px;box-shadow:0 4px 0 #8f5f22}
.go:active{transform:translateY(2px);box-shadow:0 2px 0 #8f5f22}
.ghost{font:600 13px/1 'Spline Sans Mono',monospace;color:var(--ink);background:rgba(255,255,255,.04);border:1px solid rgba(244,237,225,.25);border-radius:999px;padding:12px 16px;cursor:pointer;min-height:44px}
.ghost:hover{border-color:var(--accent)}
.link{font:inherit;color:var(--gold);background:none;border:0;text-decoration:underline;text-underline-offset:3px;cursor:pointer;padding:6px 2px}

/* in-play header */
.hud{display:flex;align-items:center;gap:12px;margin:14px 2px 12px;font:600 14px 'Spline Sans Mono',monospace;color:var(--read)}
.hud .set{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);font-weight:500;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hud .slips{color:#e59a8c}
.hud .timer{margin-left:auto;min-width:48px;text-align:right;color:var(--ink)}
.hud .timer.low{color:#f08a7a}

/* the shelf: spines stand on a wooden board; the oldest slide off the left */
.shelf{position:relative;height:128px;border-radius:14px;overflow:hidden;background:linear-gradient(180deg,#120d0a,#211812);border:1px solid rgba(242,197,114,.12)}
.shelf::after{content:'';position:absolute;left:0;right:0;bottom:0;height:12px;background:linear-gradient(180deg,#9a6a3c,#6b4526 60%,#4a2f19);box-shadow:0 -2px 6px rgba(0,0,0,.35)}
.spines{position:absolute;left:0;right:0;bottom:12px;top:0;display:flex;align-items:flex-end;justify-content:flex-end;gap:2px;padding:0 14px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 22%);mask-image:linear-gradient(90deg,transparent,#000 22%)}
.spines:empty{justify-content:center;align-items:center;-webkit-mask-image:none;mask-image:none}
.spines:empty::before{content:'Your shelf: tap the first book';font-size:12px;letter-spacing:.06em;color:var(--dim)}
.slot{display:flex;align-items:flex-end;flex:none}
.spine{display:flex;align-items:center;justify-content:center;flex:none;border-radius:3px 3px 1px 1px;color:#fff3dc;
  background:linear-gradient(180deg,transparent 8px,rgba(242,197,114,.8) 8px 10px,transparent 10px calc(100% - 13px),rgba(242,197,114,.8) calc(100% - 13px) calc(100% - 11px),transparent calc(100% - 11px)),
    linear-gradient(90deg,rgba(0,0,0,.38),rgba(255,255,255,.16) 32%,rgba(255,255,255,0) 62%,rgba(0,0,0,.34)),var(--c);
  box-shadow:0 2px 3px rgba(0,0,0,.4)}
.spine span{writing-mode:vertical-rl;font:600 10px/1 'Fraunces',Georgia,serif;letter-spacing:.01em;white-space:nowrap;text-shadow:0 1px 0 rgba(0,0,0,.45);max-height:calc(100% - 24px);overflow:hidden}
.slot.new{animation:drop .5s .2s cubic-bezier(.3,1.4,.5,1) both}
@keyframes drop{0%{opacity:0;transform:translateY(-46px) rotate(-6deg)}100%{opacity:1;transform:none}}

.prompt{margin:16px 0 12px;text-align:center;font-family:'Fraunces',Georgia,serif;font-size:20px;line-height:1.3;color:var(--read);min-height:26px}
.prompt b{color:var(--gold);font-weight:600}
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.book{position:relative;font:600 clamp(16px,4.6vw,19px)/1.15 'Fraunces',Georgia,serif;color:#2a1c10;background:linear-gradient(180deg,#fbf2df,#e9d6b3);border:0;border-radius:12px;padding:14px 10px;min-height:56px;cursor:pointer;box-shadow:0 4px 0 #a9824c,0 8px 16px rgba(0,0,0,.3);transition:transform .12s}
.book:active{transform:translateY(2px)}
.book:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.book kbd{position:absolute;left:8px;top:6px;font:500 10px 'Spline Sans Mono',monospace;color:rgba(42,28,16,.42)}
@media (hover:none){.book kbd,.opt kbd{display:none}}
.book.gone{visibility:hidden}
.book.enter{animation:enter .35s cubic-bezier(.3,1.5,.5,1)}
@keyframes enter{0%{transform:scale(.7);opacity:0}100%{transform:none;opacity:1}}
.book.shake{animation:shake .4s;box-shadow:0 4px 0 #a9824c,0 0 0 3px #d9715f}
.book.glow{box-shadow:0 4px 0 #a9824c,0 0 0 3px #F2C572,0 0 26px rgba(242,197,114,.85);animation:breathe 1.2s ease infinite}
@keyframes breathe{50%{transform:scale(1.04)}}
@keyframes shake{20%,60%{transform:translateX(-7px)}40%,80%{transform:translateX(7px)}}
.flyer{position:fixed;z-index:60;pointer-events:none;display:grid;place-items:center;text-align:center;font:600 18px/1.1 'Fraunces',Georgia,serif;color:#2a1c10;background:linear-gradient(180deg,#fbf2df,#e9d6b3);border-radius:12px;transition:transform .45s cubic-bezier(.4,.1,.3,1),opacity .45s ease-in}

/* what's next */
.q{margin:22px 0 18px;text-align:center;font-family:'Fraunces',Georgia,serif;font-size:19px;color:var(--read)}
.q em{font-style:normal;color:var(--gold)}
.q b{display:block;margin-top:6px;font-size:clamp(36px,10vw,52px);font-weight:560;line-height:1.05;color:var(--ink)}
.q.enter{animation:enter .35s ease}
.opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.opt{position:relative;font:600 clamp(16px,4.6vw,19px)/1.15 'Fraunces',Georgia,serif;color:var(--ink);background:rgba(255,255,255,.05);border:1px solid rgba(244,237,225,.25);border-radius:14px;padding:15px 10px;cursor:pointer;min-height:58px}
.opt:hover:not(:disabled){border-color:var(--accent)}
.opt kbd{position:absolute;left:9px;top:7px;font:500 10px 'Spline Sans Mono',monospace;color:var(--dim)}
.opt:disabled{cursor:default;opacity:.55}
.opt.right{background:rgba(120,190,120,.25);border-color:#8fd18f;opacity:1}
.opt.wrong{background:rgba(200,90,80,.22);border-color:#d98b80;opacity:1}
.trio{margin-top:16px;text-align:center;font-family:'Fraunces',Georgia,serif;font-size:17px;line-height:1.6;color:var(--read)}
.trio i{font-style:normal;color:var(--dim);margin:0 8px}
.trio .pr{color:var(--ink);font-weight:600}
.trio .a{color:#a6e3a6;font-weight:600}

/* name them all */
.typebar{position:sticky;top:8px;z-index:5;display:flex;gap:8px;padding:6px;margin:0 -6px;border-radius:18px;background:rgba(28,22,19,.94);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.typebar input{flex:1;min-width:0;font:500 19px 'Fraunces',Georgia,serif;color:#2a1c10;background:var(--paper);border:2px solid rgba(242,197,114,.6);border-radius:14px;padding:12px 14px;outline:none}
.typebar input:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(242,197,114,.25)}
.typebar input.shake{animation:shake .4s;border-color:#d9715f}
.amsg{min-height:22px;margin:8px 4px 4px;font-size:13px;color:var(--dim)}
.amsg.ok{color:#a6e3a6}
.amsg.warn{color:#f0b3a8}
.slots .grp{display:flex;align-items:center;gap:8px;margin:16px 2px 7px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--read)}
.slots .grp i{width:10px;height:10px;border-radius:3px;flex:none}
.slots .grp small{font-size:10px;letter-spacing:.1em;color:var(--dim)}
.slots .grp span{margin-left:auto;color:var(--dim);letter-spacing:.04em}
.slots .grp.done span{color:var(--gold)}
.slots .grp.done span::after{content:' ✓'}
.slots .grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:6px}
.cell{display:grid;place-items:center;min-height:36px;padding:4px 5px;border-radius:9px;border:1px dashed rgba(244,237,225,.16);font:500 10px 'Spline Sans Mono',monospace;color:rgba(244,237,225,.25);text-align:center;line-height:1.1}
.cell.got{border:1px solid transparent;color:#fff3dc;font:600 13px/1.1 'Fraunces',Georgia,serif;background:linear-gradient(90deg,rgba(0,0,0,.2),rgba(255,255,255,.1) 40%,rgba(0,0,0,.15)),var(--c);animation:enter .35s cubic-bezier(.3,1.5,.5,1)}
.cell.miss{border:1px solid rgba(217,139,128,.6);color:#f0b3a8;font:500 13px/1.1 'Fraunces',Georgia,serif;background:rgba(200,90,80,.1)}
.cell.flash{animation:shake .4s}
.over .typebar{display:none}

/* result */
.result{text-align:center;padding-top:8px}
.result h2{font-family:'Fraunces',Georgia,serif;font-variation-settings:'opsz'96,'wght'560;font-size:clamp(28px,7vw,40px);line-height:1.08;margin:8px 0 6px}
.stars{font-size:32px;letter-spacing:.14em;color:var(--gold);text-shadow:0 0 16px rgba(242,197,114,.6)}
.stars .off{color:rgba(244,237,225,.18);text-shadow:none}
.rline{font-family:'Fraunces',Georgia,serif;font-size:17px;line-height:1.5;color:var(--read);margin:6px 0 4px}
.rline .missed{display:block;margin-top:12px;font-size:15px;line-height:1.55;color:var(--read)}
.rline .missed b{display:block;font:500 11px 'Spline Sans Mono',monospace;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:2px}
.rline .missed span{display:block}
.library{display:flex;flex-wrap:wrap;justify-content:center;column-gap:2px;margin:16px -4px 6px;padding:8px 6px 0;border-radius:12px;background:repeating-linear-gradient(180deg,transparent 0 106px,#7a5030 106px 110px,#4a2f19 110px 116px,transparent 116px 122px) 0 8px/100% auto,linear-gradient(180deg,#120d0a,#1d1510)}
.library .slot{height:106px;margin-bottom:16px}
.library .brk{flex-basis:100%;height:0}
.rverse{margin:18px auto 4px;max-width:520px;text-align:left;font-family:'Fraunces',Georgia,serif;font-style:italic;font-size:18px;line-height:1.5;border-left:2px solid var(--accent);padding:2px 0 2px 16px;color:var(--ink)}
.rverse cite{display:block;font-style:normal;font-family:'Spline Sans Mono',monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-top:6px}
.also{margin-top:14px;font-size:13px;color:var(--dim)}

@media (min-width:600px){
  .card{padding:20px 22px 24px}
  .bigsets{grid-template-columns:repeat(3,1fr)}
  .bigset{grid-template-columns:1fr;padding:14px 16px 16px;min-height:108px;align-content:start}
  .bigset .play{position:absolute;right:12px;bottom:12px;width:36px;height:36px}
  .tiles{grid-template-columns:repeat(4,1fr)}
  .tiles.few{grid-template-columns:repeat(3,1fr)}
  .tabs button{font-size:13.5px}
}

/* about */
.about{padding:26px 4px 0}
.about h2{font-family:'Fraunces',Georgia,serif;font-size:26px;font-weight:540;margin:30px 0 10px;scroll-margin-top:16px}
.about p,.about li{font-family:'Fraunces',Georgia,serif;font-size:17px;line-height:1.6;color:var(--read)}
.about p+p{margin-top:12px}
.about p b,.about li b{color:var(--ink);font-weight:600}
.about blockquote{font-family:'Fraunces',Georgia,serif;font-style:italic;font-size:19px;line-height:1.5;border-left:2px solid var(--accent);padding:2px 0 2px 16px;margin:16px 0}
.about blockquote p{color:var(--ink);font-size:19px}
.about blockquote cite{display:block;font-style:normal;font-family:'Spline Sans Mono',monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-top:6px}
.booklist{display:grid;gap:8px 28px;margin-top:6px}
.booklist h3{font-family:'Fraunces',Georgia,serif;font-size:21px;font-weight:560;margin:12px 0 2px;color:var(--ink)}
.booklist h4{display:flex;align-items:center;gap:8px;margin:14px 0 4px;font:500 11px 'Spline Sans Mono',monospace;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
.booklist h4 i{width:10px;height:10px;border-radius:3px}
.booklist h4 span{color:var(--dim);letter-spacing:.04em}
.booklist ol{columns:2;column-gap:18px;padding-left:2.3em}
.booklist li{font-size:17px;line-height:1.55;color:var(--ink);break-inside:avoid}
.booklist li::marker{font:500 12px 'Spline Sans Mono',monospace;color:var(--dim)}
@media (min-width:640px){.booklist{grid-template-columns:1fr 1fr}.booklist ol{columns:1}}
.tips{padding-left:1.2em}
.tips li+li{margin-top:10px}
details{border-top:1px solid var(--line);padding:14px 0}
details:last-of-type{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-size:14px}
details p{margin-top:8px}
.back{margin-top:22px}
.foot{max-width:700px;margin:0 auto;padding:26px var(--mx) 46px;font-size:11px;line-height:1.7;color:var(--dim);border-top:1px solid var(--line)}
.toast{position:fixed;z-index:70;left:50%;bottom:24px;transform:translate(-50%,20px);opacity:0;width:max-content;max-width:calc(100% - 32px);text-align:center;background:rgba(20,16,14,.95);border:1px solid rgba(242,197,114,.35);border-radius:999px;padding:12px 18px;font-size:13px;line-height:1.4;transition:opacity .3s,transform .3s;pointer-events:none}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* print: the list or the fill-in worksheet (filled in by game.js) */
.print-only{display:none}
@media print{
  @page{margin:12mm}
  body{background:#fff;color:#000}
  body>*:not(.print-only){display:none!important}
  .print-only{display:block;font-family:Georgia,serif;color:#000}
  .print-only h1{font-size:22pt;margin-bottom:2pt}
  .print-only .psub{font-size:10.5pt;color:#444;margin-bottom:10pt}
  .print-only .pcols{column-count:3;column-gap:8mm}
  .print-only .psec{break-inside:avoid;margin-bottom:7pt}
  .print-only h2{font-size:12.5pt;margin:0 0 3pt;padding-bottom:2pt;border-bottom:1px solid #999}
  .print-only h3{font:600 8.5pt Georgia,serif;letter-spacing:.08em;text-transform:uppercase;color:#555;margin:5pt 0 1pt}
  .print-only ol{padding-left:7mm;font-size:13.5pt;line-height:1.45}
  .print-only li::marker{font-size:9pt;color:#666}
  .print-only.blank ol{font-size:12pt;line-height:2.05}
  .print-only .blank-line{display:inline-block;width:34mm;border-bottom:1px solid #444;margin-left:1.5mm;vertical-align:-1pt}
  .print-only .pfoot{margin-top:10pt;font-size:9pt;color:#555}
}
@media (max-width:370px){.tabs button{font-size:10.5px}}