:root{
  color-scheme:light;
  --kraft:#c8a272; --sheet:#e8d6b5; --ink:#1b1611; --ink-2:#3f3121;
  --red:#a3221a; --blue:#1f4a8c; --green:#24592e; --purple:#5b3a8a; --orange:#8f4508; --teal:#175a5a;
  --tape:rgba(250,244,222,.55); --line:rgba(27,22,17,.24);
  --shadow:0 1px 0 rgba(60,40,15,.18),0 12px 22px -14px rgba(60,35,10,.65);
  --hand:"Permanent Marker","Marker Felt","Chalkboard SE","Comic Sans MS",cursive;
  --text:"Literata","Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --rh:255px 14px 225px 14px/14px 225px 14px 255px;
  --max:1180px; --gutter:clamp(1rem,4vw,2.5rem);
  --noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .22 0 0 0 0 .1 0 0 0 .5 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  --squiggle:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 14'%3E%3Cpath d='M3 9C18 3 28 12 45 7S78 2 94 8 113 10 117 5' fill='none' stroke='%23000' stroke-width='3.2' stroke-linecap='round'/%3E%3C/svg%3E");
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --kraft:#2b2219; --sheet:#3a2e22; --ink:#f2e7d2; --ink-2:#d6c6a9;
    --red:#ff8b7a; --blue:#9cc0ff; --green:#95d6a0; --purple:#cbaaff; --orange:#ffb072; --teal:#84d6d0;
    --tape:rgba(255,240,200,.16); --line:rgba(242,231,210,.22);
    --shadow:0 1px 0 rgba(0,0,0,.45),0 14px 26px -14px rgba(0,0,0,.85);
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --kraft:#2b2219; --sheet:#3a2e22; --ink:#f2e7d2; --ink-2:#d6c6a9;
  --red:#ff8b7a; --blue:#9cc0ff; --green:#95d6a0; --purple:#cbaaff; --orange:#ffb072; --teal:#84d6d0;
  --tape:rgba(255,240,200,.16); --line:rgba(242,231,210,.22);
  --shadow:0 1px 0 rgba(0,0,0,.45),0 14px 26px -14px rgba(0,0,0,.85);
}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:calc(env(safe-area-inset-top,0px) + 5.5rem);-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--kraft) var(--noise); color:var(--ink);
  font-family:var(--text); font-size:1.0625rem; line-height:1.62;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img,svg,canvas{max-width:100%}
a{color:var(--ink);text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{text-decoration-color:var(--red)}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.hand{font-family:var(--hand);font-weight:400}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* header */
.top{
  position:sticky; top:env(safe-area-inset-top,0px); z-index:20;
  display:flex; align-items:center; gap:.6rem 1.4rem;
  padding:.65rem var(--gutter); background:var(--kraft) var(--noise);
  border-bottom:2px solid var(--line);
}
.brand{font-family:var(--hand);font-size:1.45rem;line-height:1;text-decoration:none;white-space:nowrap}
.brand small{display:block;font-family:var(--text);font-style:italic;font-size:.74rem;margin-top:.2rem;color:var(--ink-2)}
.nav{display:flex;gap:1.3rem;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{text-decoration:none;white-space:nowrap;padding:.35rem 0;font-size:.98rem}
.nav a:hover{text-decoration:underline;text-decoration-color:var(--red);text-decoration-thickness:3px}
.nav a{position:relative}
.nav a[aria-current="true"]{text-decoration:none}
.nav a[aria-current="true"]::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:.42em; background:var(--red); pointer-events:none;
  -webkit-mask:var(--squiggle) no-repeat center/100% 100%; mask:var(--squiggle) no-repeat center/100% 100%;
}
@media (forced-colors:active){
  .nav a[aria-current="true"]{text-decoration:underline;text-decoration-thickness:3px}
  .nav a[aria-current="true"]::after{display:none}
}
.theme-btn{
  flex:none; width:2.6rem; height:2.6rem; border:2px solid var(--ink); border-radius:50%;
  background:transparent; color:var(--ink); font-size:1.05rem; cursor:pointer;
}

/* buttons + fields */
.btn{
  display:inline-block; font-family:var(--hand); font-size:1.05rem; line-height:1.2;
  padding:.62em 1.15em; border:2.5px solid var(--ink); border-radius:var(--rh);
  background:transparent; color:var(--ink); text-decoration:none; cursor:pointer;
}
.btn:hover{background:var(--sheet)}
.btn-ink{background:var(--ink);color:var(--kraft)}
.btn-ink:hover{background:var(--ink);color:var(--sheet)}
.field{
  font:inherit; font-size:1.1rem; padding:.5em .75em; min-width:0;
  background:var(--sheet); color:var(--ink); border:2px solid var(--ink); border-radius:var(--rh);
}
.field::placeholder{color:var(--ink-2);opacity:.8}
.linkish{
  font:inherit; background:none; border:0; padding:0; color:var(--ink); cursor:pointer;
  text-decoration:underline; text-decoration-thickness:2px; text-underline-offset:3px;
}
.linkish:hover{text-decoration-color:var(--red)}

/* taped paper scraps */
.scrap{position:relative;background:var(--sheet) var(--noise);box-shadow:var(--shadow)}
.scrap::before{
  content:""; position:absolute; top:-11px; left:50%; width:86px; height:24px;
  transform:translateX(-50%) rotate(-2.5deg); background:var(--tape); pointer-events:none;
  clip-path:polygon(2% 0,98% 0,100% 22%,97% 42%,100% 62%,97% 82%,100% 100%,2% 100%,0 80%,3% 60%,0 40%,3% 20%);
}
.tilt>:nth-child(4n+1){rotate:-.7deg}
.tilt>:nth-child(4n+2){rotate:.5deg}
.tilt>:nth-child(4n+3){rotate:-.25deg}
.tilt>:nth-child(4n+4){rotate:.8deg}

/* hero: the brown paper moment */
.hero{
  max-width:var(--max); margin:0 auto;
  padding:clamp(2rem,6vw,4.5rem) var(--gutter) clamp(2.5rem,6vw,4.5rem);
  display:grid; grid-template-columns:minmax(0,1fr) 300px;
  grid-template-areas:"eq eq" "body today"; gap:3.6rem 3.5rem; align-items:start;
}
.hero-eq{
  grid-area:eq; margin:0; font-family:var(--hand); font-weight:400;
  font-size:clamp(1.9rem,8.6vw,6.1rem); line-height:1.15;
  display:flex; flex-wrap:wrap; align-items:baseline; gap:0 .32em;
}
.eq-left,.eq-num{display:inline-block;animation:write 1.4s cubic-bezier(.55,.1,.35,1) both}
.eq-right{position:relative;display:inline-block;white-space:nowrap}
.eq-num{animation-duration:.6s;animation-delay:1.35s}
.eq-circle{position:absolute;left:-16%;top:-24%;width:132%;max-width:none;height:150%;overflow:visible;pointer-events:none}
.eq-circle path{
  fill:none; stroke:var(--red); stroke-width:5; stroke-linecap:round; vector-effect:non-scaling-stroke;
  stroke-dasharray:1; stroke-dashoffset:1; animation:draw .8s ease-out 2s forwards;
}
.eq-note{
  position:absolute; right:0; top:100%; margin-top:.15em; font-size:max(.3em,1rem); line-height:1;
  color:var(--red); white-space:nowrap; transform:rotate(-5deg); opacity:0;
  animation:pop .35s ease-out 2.75s forwards;
}
@keyframes write{from{clip-path:inset(-25% 100% -30% -5%)}to{clip-path:inset(-25% -8% -30% -5%)}}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes pop{from{opacity:0;transform:rotate(-5deg) scale(.9)}to{opacity:1;transform:rotate(-5deg) scale(1)}}
.hero-body{grid-area:body;padding-top:1.2rem}
.hero-body h1{font-weight:600;font-size:clamp(1.55rem,3.3vw,2.35rem);line-height:1.15;letter-spacing:-.01em;margin:0 0 .45em}
.lede{font-size:1.15rem;max-width:52ch;margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.5rem}
.hero-side{grid-area:today;display:flex;flex-direction:column;gap:1rem}
.today{padding:1.5rem 1.3rem 1.2rem;rotate:1.2deg}
.today h2{font-family:var(--hand);font-weight:400;font-size:1.15rem;margin:0}
.today-n{font-family:var(--hand);font-size:3.1rem;line-height:1;margin:.15em 0 .3em;color:var(--blue)}
.today ul{list-style:none;padding:0;margin:0 0 .9rem;font-size:.94rem;line-height:1.45}
.today li{padding-left:1em;text-indent:-1em}
.today li+li{margin-top:.45em}
.today li::before{content:"– ";color:var(--red);font-weight:600}
/* sections */
.section{max-width:var(--max);margin:0 auto;padding:clamp(3rem,8vw,5.5rem) var(--gutter) 0}
.section-title{font-family:var(--hand);font-weight:400;font-size:clamp(2rem,5vw,3.1rem);line-height:1.05;margin:0 0 .5em}
.section-title::after{
  content:""; display:block; width:min(8.5ch,70%); height:.3em; margin-top:.14em; background:var(--red);
  -webkit-mask:var(--squiggle) no-repeat center/100% 100%; mask:var(--squiggle) no-repeat center/100% 100%;
}
.section-intro{max-width:60ch;margin:0;font-size:1.1rem}
.prose p{max-width:62ch;margin:0 0 1em}
.faces{font-style:italic}

/* greatest hits */
.hits-title{font-family:var(--hand);font-weight:400;font-size:1.6rem;margin:2.4rem 0 1.6rem}
.hits{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,230px),1fr));--rg:2rem;gap:var(--rg) 1.4rem}
.hit{display:flex;flex-direction:column;gap:.3rem;height:100%;padding:1.5rem 1.2rem 1.1rem;text-decoration:none;color:var(--ink);transition:rotate .15s}
.hit:hover{rotate:0deg}
.hit-n{font-family:var(--hand);font-size:2.3rem;line-height:1.05;color:var(--c,var(--red))}
.hit-t{font-weight:600;font-size:1.05rem;line-height:1.3}
.hit-d{font-size:.95rem;line-height:1.45;color:var(--ink-2)}
.hit-go{margin-top:auto;padding-top:.6rem;font-size:.9rem;text-decoration:underline;text-underline-offset:3px}

/* library */
.lib-tools{display:flex;flex-wrap:wrap;gap:1rem 1.6rem;align-items:center;margin:1.8rem 0 .8rem}
.search{flex:1 1 260px;max-width:440px;display:block}
.search .field{width:100%}
.chips{display:flex;flex-wrap:wrap;gap:.45rem}
.chip{
  font:inherit; font-size:.9rem; line-height:1.3; padding:.32em .85em; cursor:pointer;
  border:2px solid var(--c,var(--ink)); border-radius:var(--rh); background:transparent; color:var(--ink);
}
.chip[aria-pressed="true"]{background:var(--c,var(--ink));color:var(--sheet)}
.lib-count{font-size:.92rem;color:var(--ink-2);margin:0 0 1.6rem;min-height:1.5em}
.lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,250px),1fr));--rg:2.1rem;gap:var(--rg) 1.4rem}
.topic{display:flex;flex-direction:column;gap:.35rem;padding:1.35rem 1.2rem 1.1rem;transition:rotate .15s}
.topic:hover{rotate:0deg}
.topic:focus-within{outline:3px solid var(--blue);outline-offset:4px}
.topic-branch{font-size:.85rem;font-weight:600;color:var(--c,var(--ink))}
.topic h3{margin:0;font-family:var(--hand);font-weight:400;font-size:1.35rem;line-height:1.15}
.topic-open{all:unset;cursor:pointer}
.topic-open::after{content:"";position:absolute;inset:0}
.topic p{margin:0;font-size:.95rem;line-height:1.45;color:var(--ink-2)}
.topic-lvl{margin-top:auto;padding-top:.45rem;font-size:.85rem;font-style:italic;color:var(--ink-2)}
.empty{grid-column:1/-1;font-style:italic;margin:0}

/* topic dialog */
.dlg{border:0;padding:0;background:transparent;color:var(--ink);width:min(680px,calc(100vw - 1.5rem));max-width:none;max-height:none;overflow:visible}
.dlg::backdrop{background:rgba(20,14,8,.6)}
.dlg-sheet{padding:2rem clamp(1.2rem,4vw,2.4rem) 1.7rem;max-height:calc(100dvh - 2rem);overflow-y:auto}
.dlg-sheet::before{display:none}
.dlg[open] .dlg-sheet{animation:drop .22s ease-out}
@keyframes drop{from{transform:translateY(14px) rotate(-1deg);opacity:0}}
.dlg-close{
  position:absolute; top:.5rem; right:.6rem; width:2.75rem; height:2.75rem;
  font-family:var(--hand); font-size:1.7rem; line-height:1; background:none; border:0; color:var(--ink); cursor:pointer;
}
.dlg-branch{color:var(--c,var(--ink));font-weight:600;font-size:.9rem;margin:0 0 .25rem}
.dlg h3{font-family:var(--hand);font-weight:400;font-size:clamp(1.7rem,4.5vw,2.4rem);line-height:1.1;margin:0 2.6rem .7rem 0}
.dlg-body p{margin:0 0 .9em;max-width:62ch}
.dlg-key{font-style:italic;font-size:1.2rem;line-height:1.45;margin:1.1rem 0 1.4rem;padding:.75rem 1rem;border:2px solid var(--ink);border-radius:var(--rh)}
.dlg-actions{display:flex;flex-wrap:wrap;gap:.6rem}
.dlg-actions .btn{font-size:.98rem}

/* how math works */
.how-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,330px),1fr));--rg:2.6rem;gap:var(--rg) 3.2rem;margin-top:2.2rem}
.how-item h3{font-family:var(--hand);font-weight:400;font-size:1.45rem;line-height:1.15;margin:0 0 .5rem}
.how-item p{margin:0 0 .6em}
.how-eg{font-size:.96rem;color:var(--ink-2)}
.how-eg .hand{color:var(--c,var(--red));margin-right:.35em}

/* the lab */
.lab-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,360px),1fr));--rg:2.6rem;gap:var(--rg) 1.6rem;margin-top:2.2rem;align-items:start}
.toy{padding:1.6rem 1.3rem 1.4rem}
.toy h3{font-family:var(--hand);font-weight:400;font-size:1.5rem;line-height:1.15;margin:0 0 .35rem}
.toy>p{font-size:.95rem;line-height:1.5;color:var(--ink-2);margin:0 0 1rem}
.row{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin:0}
.row .field{flex:1 1 140px}
.facts{list-style:none;padding:0;margin:1rem 0 0;font-size:.97rem;line-height:1.5}
.facts li{padding:.5rem 0;border-top:1.5px dashed var(--line)}
.facts b{font-weight:600}
.msg{color:var(--red);font-size:.95rem;margin:.7rem 0 0}
.stats{display:flex;flex-wrap:wrap;gap:.4rem 1.6rem;margin:1rem 0 .7rem;font-size:.92rem}
.stats strong{display:block;font-family:var(--hand);font-weight:400;font-size:1.5rem;line-height:1.2;color:var(--blue)}
.chart{display:block;width:100%;height:150px;border-left:2px solid var(--ink);border-bottom:2px solid var(--ink)}
.chart polyline{fill:none;stroke:var(--red);stroke-width:2;stroke-linejoin:round;vector-effect:non-scaling-stroke}
.chart-note{font-size:.8rem;color:var(--ink-2);margin:.3rem 0 0}
.seq{font-size:.85rem;line-height:1.5;color:var(--ink-2);word-break:break-word;margin:.6rem 0 0;max-height:7.5em;overflow-y:auto}
.steps{padding-left:1.6rem;margin:1rem 0 0;font-variant-numeric:tabular-nums}
.steps li{padding:.12rem 0}
.steps .arrive{color:var(--red);font-weight:600}
.plot{display:block;width:100%;aspect-ratio:1;border:2px solid var(--line)}
.slider{display:block;font-size:.95rem;margin-top:.9rem}
.slider input{display:block;margin-top:.45rem}
.slider input{width:100%;accent-color:var(--red)}
.presets{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.7rem}
.presets button{font:inherit;font-size:.85rem;padding:.25em .75em;border:1.5px solid var(--ink);border-radius:var(--rh);background:transparent;color:var(--ink);cursor:pointer}
.presets button:hover{background:var(--kraft)}

/* footer */
.foot{max-width:var(--max);margin:clamp(3.5rem,8vw,6rem) auto 0;padding:2rem var(--gutter) 3rem;border-top:2px solid var(--line);font-size:.92rem;color:var(--ink-2)}
.foot p{max-width:70ch;margin:0 0 .6em}

@media (max-width:760px){
  html{scroll-padding-top:calc(env(safe-area-inset-top,0px) + 7.5rem)}
  .top{flex-wrap:wrap}
  .nav{order:3;width:100%;margin-left:0;gap:1.1rem}
  .theme-btn{margin-left:auto}
  .hero{grid-template-columns:minmax(0,1fr);grid-template-areas:"eq" "body" "today";gap:1.8rem}
  .today{max-width:340px;rotate:-.8deg}
}
@media (prefers-reduced-motion:reduce){
  .eq-left,.eq-num,.eq-circle path,.eq-note,.dlg[open] .dlg-sheet{animation:none}
  .eq-left,.eq-num{clip-path:none}
  .eq-circle path{stroke-dashoffset:0}
  .eq-note{opacity:1}
  .hit,.topic{transition:none}
}
.hits>li{transition:rotate .15s}.hits>li:hover{rotate:0deg}
@media (prefers-reduced-motion:reduce){.hits>li{transition:none}}
/* round 2: new toys and games */
#inPresets{margin-top:.8rem}
.presets-label{font-size:.85rem;color:var(--ink-2);align-self:center;margin-right:.15rem}
.slider select{display:block;width:100%;margin-top:.45rem;font-size:1rem}
.toy-controls{margin-top:.9rem}
.plot-wide{aspect-ratio:2/1}
#manCv{cursor:zoom-in;touch-action:manipulation}
.game-msg{margin:.9rem 0;min-height:1.6em;font-size:1rem;line-height:1.5}
.game-msg.good{color:var(--green)}
.game-msg.bad{color:var(--red)}
.doors{display:flex;gap:.8rem;margin:.3rem 0 .5rem}
.door{
  position:relative; flex:1 1 0; max-width:120px; aspect-ratio:3/4;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:.15rem;
  border:2.5px solid var(--ink); border-radius:12px 12px 3px 3px; background:var(--kraft) var(--noise);
  color:var(--ink); font-family:var(--hand); font-size:1.7rem; line-height:1; cursor:pointer;
}
.door::after{content:"";position:absolute;right:13%;top:54%;width:8px;height:8px;border-radius:50%;background:var(--ink)}
.door.picked{outline:3px solid var(--blue);outline-offset:3px}
.door.open{background:var(--sheet)}
.door.open::after{display:none}
.door:disabled{cursor:default}
.door-prize{font-size:2.1rem}
.door .door-n{font-size:1.1rem}
.door:not(.open) .door-n{font-size:1.7rem}
.tally{display:grid;grid-template-columns:1fr 1fr;gap:.5rem 1rem;font-size:.92rem;margin:.9rem 0 .7rem}
.tally strong{display:block;font-family:var(--hand);font-weight:400;font-size:1.35rem;line-height:1.2;color:var(--blue)}
.heaps{display:grid;gap:.55rem;margin:.4rem 0 0}
.heap{display:flex;align-items:center;gap:.35rem;min-height:2.2rem}
.heap-n{flex:none;width:3.4rem;font-size:.85rem;color:var(--ink-2)}
.ctr{flex:none;width:2rem;height:2rem;padding:0;border-radius:50%;border:2px solid var(--ink);background:var(--kraft);cursor:pointer}
.ctr.sel{background:var(--red);border-color:var(--red)}
.ctr:disabled{cursor:default}
.hint{margin-top:1.1rem;font-size:.95rem}
.hint summary{cursor:pointer;font-family:var(--hand);font-size:1.1rem}
.hint p{margin:.5rem 0 0}
.seq-show{font-size:1.4rem;line-height:1.5;margin:.2rem 0 1rem;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.seq-show .q{font-family:var(--hand);color:var(--red)}
/* round 3: history timeline, birthday paradox, buffon, josephus */
.tl-chips{margin:1.6rem 0 0}
.timeline{list-style:none;margin:2rem 0 0;padding:0 0 0 1.4rem;border-left:2.5px solid var(--ink);max-width:780px}
.timeline li{position:relative;padding:0 0 1.7rem 1rem}
.timeline li:last-child{padding-bottom:.2rem}
.timeline li::before{
  content:""; position:absolute; left:calc(-1.4rem - 6.75px); top:.42rem; width:11px; height:11px;
  border-radius:50%; background:var(--c,var(--red)); border:2.5px solid var(--kraft);
}
.tl-year{display:block;font-family:var(--hand);font-size:1.2rem;line-height:1.2;color:var(--c,var(--red))}
.timeline h3{font-size:1.08rem;font-weight:600;line-height:1.35;margin:.15rem 0 .2rem}
.timeline p{margin:0;max-width:62ch;font-size:.98rem;line-height:1.55;color:var(--ink-2)}
.bd-prob{font-size:1rem;margin:.8rem 0 0}
.bd-prob strong{font-family:var(--hand);font-weight:400;font-size:1.6rem;color:var(--blue);margin-right:.35rem}
.bd-cal{display:grid;grid-template-columns:2.1rem repeat(31,minmax(0,1fr));gap:2px;margin-top:1rem;align-items:center}
.bd-cal .m{font-size:.72rem;line-height:1;color:var(--ink-2)}
.bd-cal .d{aspect-ratio:1;background:var(--kraft);border-radius:1px}
.bd-cal .d.x{background:transparent}
.bd-cal .d.one{background:var(--ink)}
.bd-cal .d.two{background:var(--red);border-radius:50%;transform:scale(1.7)}
.jo-svg{display:block;width:100%;max-width:340px;margin:.4rem auto 0;overflow:visible}
.seat{cursor:pointer}
.seat circle{fill:var(--kraft);stroke:var(--ink);stroke-width:1.5;pointer-events:all}
.seat text{fill:var(--ink);font-family:var(--text);text-anchor:middle;dominant-baseline:central;pointer-events:none}
.seat.pick circle{stroke:var(--blue);stroke-width:4}
.seat.out circle{fill:transparent;stroke-dasharray:3 2.5;opacity:.5}
.seat.out text{opacity:.35}
.seat.win circle{fill:var(--green);stroke:var(--green)}
.seat.win text{fill:var(--sheet);font-weight:600}
.seat:focus{outline:none}
.seat:focus-visible circle{stroke:var(--blue);stroke-width:3}
.jo-svg.busy .seat{cursor:default}
/* round 4: uncharted, times-table circle, magic square */
.un-group{font-family:var(--hand);font-weight:400;font-size:1.6rem;margin:2.4rem 0 0}
.un-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));--rg:2.1rem;gap:var(--rg) 1.4rem;margin-top:1.5rem}
.un-card{display:flex;flex-direction:column;gap:.4rem;padding:1.4rem 1.2rem 1.1rem}
.un-card h3{margin:0;font-size:1.1rem;font-weight:600;line-height:1.3}
.un-card p{margin:0;font-size:.95rem;line-height:1.5;color:var(--ink-2)}
.un-card .un-v{font-family:var(--hand);font-size:1.9rem;line-height:1.05;color:var(--c,var(--red))}
.un-card .un-links{margin-top:auto;padding-top:.5rem;display:flex;flex-wrap:wrap;gap:.3rem 1rem;font-size:.9rem}
.un-covered{max-width:62ch;margin:2.2rem 0 0;font-size:.95rem;color:var(--ink-2)}
.ms-grid{display:grid;grid-template-columns:repeat(3,3.4rem) 2.6rem;gap:.45rem;align-items:center;margin:.6rem 0 0}
.ms-tile{width:3.4rem;height:3.4rem;padding:0;font-family:var(--hand);font-size:1.6rem;border:2.5px solid var(--ink);border-radius:8px;background:var(--kraft) var(--noise);color:var(--ink);cursor:pointer}
.ms-tile.sel{background:var(--red);border-color:var(--red);color:var(--sheet)}
.ms-won .ms-tile{border-color:var(--green)}
.ms-sum{font-size:.95rem;text-align:center;color:var(--ink-2);font-variant-numeric:tabular-nums}
.ms-sum.ok{color:var(--green);font-weight:600}
.ms-diag{font-size:.92rem;color:var(--ink-2);margin:.6rem 0 0}
@media (max-width:760px){
  .nav{padding-right:1.6rem;-webkit-mask-image:linear-gradient(90deg,#000 86%,transparent);mask-image:linear-gradient(90deg,#000 86%,transparent)}
}
/* ---------- Episode guide ---------- */
.ep-note{font-size:.95rem;color:var(--ink-2);max-width:68ch;margin:-.4rem 0 1.1rem}
.ep-regulars{margin:0 0 .9rem}
.ep-regulars .chip{font-size:.85rem}
.ep-tools{display:flex;flex-wrap:wrap;gap:.55rem;align-items:center;margin:0 0 .8rem}
.ep-tools .field{font-size:1rem}
.ep-sel{
  font:inherit; font-size:.95rem; padding:.45em .55em; max-width:100%; cursor:pointer;
  background:var(--sheet); color:var(--ink); border:2px solid var(--ink); border-radius:var(--rh);
}
.ep-meta{font-size:.92rem;color:var(--ink-2);margin:0 0 1.2rem;min-height:1.5em}
.ep-wrap{padding:1.1rem clamp(.6rem,2vw,1.2rem) .8rem;overflow-x:auto}
.ep-table{width:100%;border-collapse:collapse;font-size:.95rem;line-height:1.4}
.ep-table th{text-align:left;padding:.3rem .5rem .45rem;border-bottom:2.5px solid var(--ink);white-space:nowrap}
.ep-table th button{font-family:var(--hand);font-size:1.08rem;background:none;border:0;padding:0;color:var(--ink);cursor:pointer}
.ep-table th[aria-sort] button{text-decoration:underline wavy var(--red);text-underline-offset:.3em}
.ep-table th[aria-sort="ascending"] button::after{content:" ▲";font-size:.7em}
.ep-table th[aria-sort="descending"] button::after{content:" ▼";font-size:.7em}
.ep-table td{padding:.5rem;border-bottom:1.5px dashed var(--line);vertical-align:top}
.ep-table tr:last-child td{border-bottom:0}
.ep-date{white-space:nowrap;font-variant-numeric:tabular-nums;color:var(--ink-2)}
.ep-title{overflow-wrap:anywhere;min-width:12rem}
.ep-title a{color:var(--ink);text-decoration-thickness:1px;text-underline-offset:.2em}
.ep-title a:hover{text-decoration-color:var(--red)}
.ep-x{display:inline-block;font-size:.72rem;line-height:1.3;padding:0 .45em;margin-left:.4em;border:1.5px solid var(--ink-2);border-radius:var(--rh);color:var(--ink-2);vertical-align:.1em}
.ep-tag{
  font:inherit; font-size:.82rem; line-height:1.3; padding:.12em .55em; margin:.12em .25em .12em 0; cursor:pointer;
  background:transparent; color:var(--ink); border:1.5px solid var(--c,var(--ink)); border-radius:var(--rh);
}
.ep-tag:hover,.ep-tag:focus-visible{background:var(--c,var(--ink));color:var(--sheet)}
.ep-none{color:var(--ink-2);opacity:.65}
.ep-more{margin-top:1.1rem}
.ep-more[hidden]{display:none}
@media (max-width:720px){
  .ep-table thead{display:none}
  .ep-table,.ep-table tbody,.ep-table tr,.ep-table td{display:block;width:100%}
  .ep-table tr{padding:.65rem 0;border-bottom:1.5px dashed var(--line)}
  .ep-table tr:last-child{border-bottom:0}
  .ep-table td{border:0;padding:.08rem 0}
  .ep-title{font-size:1.02rem}
  .ep-sel{flex:1 1 9.5rem}
}

/* ---------- Accounts, corrections, suggestions ---------- */
.who{flex:none;display:flex;align-items:center;gap:.45rem;max-width:13rem;padding:.15rem .75rem .15rem .2rem;border:2px solid var(--ink);border-radius:999px;background:transparent;color:var(--ink);font:inherit;font-size:.9rem;cursor:pointer}
.who img{width:1.9rem;height:1.9rem;border-radius:50%;flex:none;object-fit:cover}
.who span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.who[hidden],.suggest-fab[hidden],.pick-bar[hidden],.toast[hidden],.ed-orig[hidden],#edUndo[hidden]{display:none}
.ep-edit,.ep-add{font:inherit;font-size:.8rem;line-height:1.3;padding:.12em .6em;border:1.5px dashed var(--ink-2);border-radius:var(--rh);background:transparent;color:var(--ink);cursor:pointer}
.ep-edit{margin-left:.45em;vertical-align:.1em}
.ep-edit:hover,.ep-add:hover,.ep-edit:focus-visible,.ep-add:focus-visible{border-style:solid;border-color:var(--red)}
.ep-ed{border-color:var(--red);color:var(--red)}
.ed-form{display:grid;gap:.95rem}
.ed-form h3{margin-bottom:0}
.ed-field{display:grid;gap:.3rem;font-size:.95rem}
.ed-field>span{font-weight:600}
.ed-field .field{width:100%;font-size:1rem}
.ed-row{display:grid;grid-template-columns:1fr 1fr;gap:.95rem}
.ed-hint,.ed-orig{font-size:.88rem;color:var(--ink-2);margin:0}
.suggest-fab{position:fixed;z-index:30;right:max(1rem,env(safe-area-inset-right,0px));bottom:calc(1rem + env(safe-area-inset-bottom,0px));padding:.55em 1.1em;font-family:var(--hand);font-size:1.02rem;line-height:1.2;color:var(--ink);background:var(--sheet) var(--noise);border:2.5px solid var(--ink);border-radius:var(--rh);box-shadow:var(--shadow);cursor:pointer}
.suggest-fab[aria-pressed="true"]{background:var(--ink);color:var(--kraft)}
.pick-bar{position:fixed;z-index:30;left:50%;transform:translateX(-50%);bottom:calc(4.4rem + env(safe-area-inset-bottom,0px));width:max-content;max-width:calc(100vw - 2rem);margin:0;padding:.55rem 1rem;font-size:.95rem;color:var(--kraft);background:var(--ink);border-radius:var(--rh);box-shadow:var(--shadow)}
.toast{position:fixed;z-index:40;left:50%;transform:translateX(-50%);bottom:calc(4.4rem + env(safe-area-inset-bottom,0px));width:max-content;max-width:min(30rem,calc(100vw - 2rem));margin:0;padding:.65rem 1rem;font-size:.95rem;color:var(--kraft);background:var(--ink);border-radius:var(--rh);box-shadow:var(--shadow)}
.toast a{color:inherit;text-decoration-color:var(--red)}
body.picking main,body.picking .foot{cursor:pointer}
@media (hover:hover){
  body.picking :is(main,.foot) :is(h1,h2,h3,p,li,td,th,figcaption,label,.chip):hover{outline:2px dashed var(--red);outline-offset:3px}
}
@media (max-width:760px){
  .who{padding:.15rem;max-width:none}
  .who span{display:none}
  .ed-row{grid-template-columns:1fr}
}

/* ---------- Standalone: sign-in, suggestions, review ---------- */
.ed-field[hidden],.who .who-count[hidden]{display:none}
.who{position:relative}
.who.out{padding:.35rem .9rem}
.who .who-count{display:block;position:absolute;top:-.4rem;right:-.4rem;min-width:1.3rem;height:1.3rem;padding:0 .3rem;border-radius:999px;background:var(--red);color:#fff;font-size:.72rem;font-weight:600;line-height:1.3rem;text-align:center}
.au-form,.sg-form{display:grid;gap:.9rem}
.au-form .field,.sg-form .field{width:100%;font-size:1rem}
.au-form h3,.sg-form h3{margin-bottom:0}
.au-or{display:flex;align-items:center;gap:.8rem;margin:0;color:var(--ink-2);font-size:.9rem}
.au-or::before,.au-or::after{content:"";flex:1;border-top:1.5px dashed var(--line)}
.au-links{display:flex;flex-wrap:wrap;gap:.4rem 1.3rem;margin:0;font-size:.92rem}
.ac-email{margin-top:-.5rem;color:var(--ink-2)}
.ac-id{font-size:.85rem;color:var(--ink-2);word-break:break-all}
.sg-where{margin:0;font-weight:600}
.sg-current{margin:0;padding:.55rem .9rem;border-left:4px solid var(--line);font-style:italic;color:var(--ink-2);max-height:9rem;overflow:auto}
.sg-form textarea.field{resize:vertical;line-height:1.45}
.rv-list{list-style:none;margin:0;padding:0;display:grid;gap:1rem}
.rv-item{padding:1rem 1.1rem;border:2px solid var(--line);border-radius:var(--rh);background:var(--kraft)}
.rv-where{margin:0 0 .4rem;font-weight:600}
.rv-old{margin:0 0 .3rem;color:var(--ink-2);text-decoration:line-through;text-decoration-color:var(--red)}
.rv-new{margin:0 0 .45rem;font-size:1.05rem}
.rv-note{margin:0 0 .45rem;font-style:italic}
.rv-by{margin:0 0 .75rem;font-size:.85rem;color:var(--ink-2)}
.rv-acts{display:flex;flex-wrap:wrap;gap:.5rem}
.rv-acts .btn{font-size:.95rem;padding:.45em .9em}
@media (max-width:760px){.who.out span{display:inline}}

/* ---------- Privacy and account deletion ---------- */
:root{--on-red:#fff}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--on-red:#2b2219}}
:root[data-theme="dark"]{--on-red:#2b2219}
.btn-danger{background:var(--red);border-color:var(--red);color:var(--on-red)}
.btn-danger:hover{background:var(--red);color:var(--on-red)}
.ac-more{display:flex;flex-wrap:wrap;align-items:baseline;gap:.4rem 1.4rem;margin:1.3rem 0 0;padding-top:.9rem;border-top:1.5px dashed var(--line);font-size:.92rem}
.ac-delete{color:var(--red);text-decoration:underline;text-underline-offset:3px}
.au-privacy{margin:0;font-size:.88rem;color:var(--ink-2)}
.del-form{display:grid;gap:.9rem}
.del-form h3{margin-bottom:0}
.del-form>p{margin:0;max-width:62ch}
.del-form .field{width:100%;font-size:1rem}
.del-note{font-style:italic;color:var(--ink-2)}

/* the privacy page */
.top-back{margin-left:auto;font-size:.98rem}
.policy{padding-bottom:1rem}
.policy-date{color:var(--ink-2);font-style:italic}
.policy-short{max-width:62ch;margin:1.6rem 0 2.6rem;padding:1.5rem clamp(1.1rem,3vw,1.7rem) 1.2rem;rotate:-.4deg}
.policy-short h2{font-family:var(--hand);font-weight:400;font-size:1.35rem;margin:0 0 .45rem}
.policy-short p:last-child{margin-bottom:0}
.policy>h2{font-family:var(--hand);font-weight:400;font-size:clamp(1.45rem,3.6vw,1.9rem);line-height:1.15;margin:2.4rem 0 .6rem}
.policy ul{max-width:62ch;margin:0 0 1em;padding-left:1.25rem}
.policy li{margin:0 0 .55em}
.policy li::marker{color:var(--red)}
[data-contact-row][hidden]{display:none}

/* ---------- Watched ticks ---------- */
.ep-seen{
  position:relative; display:inline-grid; place-items:center; vertical-align:-.55em;
  width:2rem; height:2rem; margin:-.35rem .3rem -.35rem -.4rem; padding:0;
  background:none; border:0; cursor:pointer;
}
.ep-seen::before{content:""; width:1.1rem; height:1.1rem; border:2px solid var(--ink); border-radius:var(--rh); background:var(--sheet)}
.ep-seen[aria-pressed="true"]::after{
  content:""; position:absolute; left:50%; top:50%; width:.5rem; height:1.05rem;
  border:solid var(--red); border-width:0 .22rem .22rem 0; border-radius:1px;
  transform:translate(-25%,-68%) rotate(38deg);
}
.ep-seen:hover::before{border-color:var(--red)}
.ep-table tr.is-seen .ep-title a{color:var(--ink-2)}
.ep-progress{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem 1rem;margin:0 0 .7rem}
.ep-progress p{margin:0;font-size:.92rem;color:var(--ink-2);display:flex;flex-wrap:wrap;align-items:center;gap:.35rem .7rem}
.ep-bar{display:inline-block;width:min(11rem,40vw);height:.55rem;border:1.5px solid var(--ink);border-radius:var(--rh);overflow:hidden}
.ep-bar span{display:block;height:100%;background:var(--red)}
.ep-pick{position:relative;max-width:34rem;margin:.4rem 0 1.3rem;padding:1.3rem clamp(1rem,3vw,1.5rem) 1.1rem;rotate:-.5deg}
.ep-pick[hidden]{display:none}
.ep-pick-lead{margin:0 0 .2rem;font-family:var(--hand);font-size:1.15rem}
.ep-pick-t{font-size:1.15rem;line-height:1.3;color:var(--ink);text-underline-offset:.2em}
.ep-pick-m{margin:.35rem 0 .9rem;font-size:.9rem;color:var(--ink-2)}
.ep-pick-acts{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem 1.2rem}
.ep-pick-acts .btn[aria-pressed="true"]{background:var(--ink);color:var(--sheet)}
.ep-pick .dlg-close{position:absolute;top:.4rem;right:.5rem}


/* ---------- By the numbers ---------- */
.st-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,19rem),1fr));--rg:1.6rem;gap:var(--rg) 1.2rem;align-items:start;margin-top:2.2rem}
.st-wide{grid-column:1/-1}
.st-card{padding:1.3rem clamp(1rem,2.5vw,1.5rem) 1.2rem}
.st-card h3{margin:0 0 .3rem;font-size:1.2rem}
.st-note{margin:0 0 1rem;font-size:.88rem;color:var(--ink-2);line-height:1.45}
.st-years{display:flex;align-items:flex-end;gap:clamp(3px,1vw,10px);height:clamp(9rem,22vw,13rem)}
.st-year{flex:1 1 0;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;min-width:0}
.st-year-bar{display:block;width:100%;max-width:2.6rem;background:var(--red);border-radius:3px 3px 0 0;min-height:3px}
.st-year-n{font-size:clamp(.6rem,1.6vw,.8rem);color:var(--ink-2);margin-bottom:.2rem;font-variant-numeric:tabular-nums}
.st-year-l{font-size:clamp(.6rem,1.6vw,.8rem);color:var(--ink-2);margin-top:.3rem;padding-top:.25rem;border-top:1.5px solid var(--ink);align-self:stretch;text-align:center;font-variant-numeric:tabular-nums}
.st-bars{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}
.st-bars button{display:grid;grid-template-columns:1fr;gap:.15rem;width:100%;font:inherit;background:none;border:0;padding:.15rem 0;cursor:pointer;text-align:left;color:var(--ink)}
.st-bar-l{font-size:.9rem;line-height:1.2}
.st-bar-track{display:block;height:.7rem;background:color-mix(in srgb,var(--c,var(--ink)) 16%,transparent);border-radius:var(--rh);overflow:hidden}
.st-bar-fill{display:block;height:100%;background:var(--c,var(--ink));border-radius:var(--rh)}
.st-bar-n{font-size:.78rem;color:var(--ink-2);font-variant-numeric:tabular-nums}
.st-bars button:hover .st-bar-l,.st-bars button:focus-visible .st-bar-l{text-decoration:underline wavy var(--c,var(--red));text-underline-offset:.22em}
.st-bars button:hover .st-bar-track,.st-bars button:focus-visible .st-bar-track{outline:2px solid var(--c,var(--ink));outline-offset:2px}
.st-facts-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.7rem}
.st-facts-list li{padding-left:1.4rem;position:relative;font-size:.96rem;line-height:1.45}
.st-facts-list li::before{content:"✶";position:absolute;left:0;color:var(--red)}


/* ---------- Episode of the day ---------- */
.ep-today{padding:1.3rem 1.3rem 1.1rem;rotate:-1deg}
.ep-today[hidden]{display:none}
.ep-today h2{font-family:var(--hand);font-weight:400;font-size:1.15rem;margin:0 0 .5rem}
.ep-today-t{display:block;font-size:1.18rem;line-height:1.3;color:var(--ink);text-underline-offset:.2em;text-decoration-thickness:1px}
.ep-today-t:hover{text-decoration-color:var(--c,var(--red))}
.ep-today-m{display:flex;flex-wrap:wrap;align-items:center;gap:.3rem .6rem;margin:.5rem 0 .9rem;font-size:.9rem;color:var(--ink-2);line-height:1.4}
.ep-today-k{font-size:.8rem;line-height:1.3;padding:.08em .55em;border:1.5px solid var(--c,var(--ink));border-radius:var(--rh);color:var(--ink)}

/* Guest spotlight */
.ep-spot{max-width:40rem;margin:.8rem 0 1.5rem;padding:1.2rem clamp(1rem,3vw,1.5rem) 1.15rem;rotate:.4deg}
.ep-spot[hidden]{display:none}
.ep-spot-k{margin:0 0 .1rem;font-family:var(--hand);font-size:1.1rem;color:var(--ink-2)}
.ep-spot-n{margin:0;font-size:clamp(1.45rem,4.6vw,1.85rem);font-weight:400;line-height:1.15;outline:none}
.ep-spot-s{margin:.4rem 0 .85rem;color:var(--ink-2);line-height:1.45}
.ep-spot-eps{display:grid;gap:.5rem;margin:0 0 .4rem}
.ep-spot-eps div{display:grid;grid-template-columns:4.2rem 1fr;gap:.6rem;align-items:baseline}
.ep-spot-eps dt{font-size:.85rem;color:var(--ink-2)}
.ep-spot-eps dd{margin:0;line-height:1.35}
.ep-spot-eps a{color:var(--ink);text-underline-offset:.2em;text-decoration-thickness:1px}
.ep-spot-when{font-size:.82rem;color:var(--ink-2);white-space:nowrap}
.ep-spot-h{margin:.85rem 0 .35rem;font-size:.85rem;color:var(--ink-2)}
.ep-spot-row{display:flex;flex-wrap:wrap;gap:.45rem}
.ep-spot .ep-tag{margin:0}
.ep-spot .ep-tag[aria-pressed="true"]{background:var(--c,var(--ink));color:var(--sheet)}
.ep-spot-c{font-size:.8em;opacity:.75;font-variant-numeric:tabular-nums}
.ep-spot-w{margin:.95rem 0 0;font-size:.9rem}
.ep-spot-w[hidden]{display:none}

/* Sandpiles */
#sandCv{cursor:crosshair;touch-action:manipulation}
.sand-key{display:flex;flex-wrap:wrap;gap:.25rem 1rem;margin:.6rem 0 .1rem;font-size:.82rem;color:var(--ink-2)}
.sand-key span{display:inline-flex;align-items:center;gap:.35rem}
.sand-key span::before{content:"";width:.8rem;height:.8rem;border-radius:2px;background:var(--k);border:1px solid var(--line)}

/* Links from the episodes: under each episode, and all together in their own section.
   Links are written in blue ink, like notes in the margin of the brown paper. */
.ep-lk{
  font:inherit; font-size:.78rem; line-height:1.3; padding:.05em .6em; margin-left:.45em; vertical-align:.08em;
  border:1.5px solid var(--blue); border-radius:var(--rh); background:transparent; color:var(--blue); cursor:pointer; white-space:nowrap;
}
.ep-lk:hover,.ep-lk:focus-visible,.ep-lk[aria-expanded="true"]{background:var(--blue);color:var(--sheet)}
.ep-table tr.lk-on td{border-bottom:0}
.ep-lrow td{padding:0 .5rem 1rem}
.lk-panel{margin-left:1.75rem;padding:.3rem 0 .15rem .95rem;border-left:3px solid var(--blue)}
.lk-h{font-family:var(--hand);font-size:.98rem;line-height:1.2;color:var(--ink-2);margin:.65rem 0 .15rem}
.lk-h:first-child{margin-top:.1rem}
.lk-list{list-style:none;margin:0;padding:0}
.lk-list li{margin:.2rem 0;overflow-wrap:anywhere}
.lk-list a,.lk-go{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:.2em}
.lk-list a:hover,.lk-go:hover{text-decoration-color:var(--red)}
.lk-go{text-align:left}
.lk-host{font-size:.8rem;color:var(--ink-2);margin-left:.2em}
.lk-src{font-size:.78rem;color:var(--ink-2);margin:.6rem 0 0}
@media (max-width:720px){
  .ep-table tr.lk-on{border-bottom:0;padding-bottom:.25rem}
  .ep-lrow td{padding:0 0 .8rem}
  .lk-panel{margin-left:.2rem}
}
.lx-kinds{margin:1.5rem 0 .8rem}
.lx-c{opacity:.75;font-size:.86em;margin-left:.1em}
.lx-wrap{padding:1.15rem clamp(.9rem,3vw,1.6rem) .95rem}
.lx-list{list-style:none;margin:0;padding:0;columns:2 21rem;column-gap:2.6rem}
.lx-item{break-inside:avoid;padding:.6rem 0 .65rem;border-bottom:1.5px dashed var(--line)}
.lx-a{color:var(--blue);font-size:1.03rem;line-height:1.35;text-decoration-thickness:1px;text-underline-offset:.2em;overflow-wrap:anywhere}
.lx-a:hover{text-decoration-color:var(--red)}
.lx-host{display:block;font-size:.8rem;color:var(--ink-2);overflow-wrap:anywhere;margin-top:.05rem}
.lx-from{margin:.3rem 0 0;font-size:.86rem;line-height:1.45}
.lx-from .linkish{font-size:inherit;text-decoration-thickness:1px;text-underline-offset:2px;text-align:left}
.lx-none{padding:.4rem 0;color:var(--ink-2)}

/* The video player: opens over the page, the episode's links underneath */
.pl{border:0;padding:0;background:transparent;color:var(--ink);width:min(920px,calc(100vw - 1rem));max-width:none;max-height:none;overflow:visible}
.pl::backdrop{background:rgba(20,14,8,.74)}
.pl-sheet{position:relative;background:var(--sheet) var(--noise);box-shadow:var(--shadow);padding:1rem clamp(.75rem,3vw,1.6rem) 1.2rem;max-height:calc(100dvh - 1rem);overflow-y:auto}
.pl-close{position:absolute;top:.35rem;right:.45rem;width:2.75rem;height:2.75rem;font-family:var(--hand);font-size:1.7rem;line-height:1;background:none;border:0;color:var(--ink);cursor:pointer}
.pl-title{font-family:var(--hand);font-weight:400;font-size:clamp(1.3rem,4vw,1.9rem);line-height:1.15;margin:.1rem 2.6rem .2rem 0}
.pl-meta{margin:0 0 .75rem;color:var(--ink-2);font-size:.95rem}
.pl-meta[hidden]{display:none}
.pl-frame{position:relative;aspect-ratio:16/9;background:#14100c;border:2px solid var(--ink);border-radius:3px;overflow:hidden}
.pl-frame iframe,.pl-slot{position:absolute;inset:0;width:100%;height:100%;border:0}
.pl-off{position:absolute;inset:0;margin:0;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:.25em;text-align:center;padding:1rem;color:#f2e7d2;background:#14100c}
.pl-off[hidden]{display:none}
.pl-off a{color:#9cc0ff}
.pl-acts{display:flex;flex-wrap:wrap;gap:.6rem 1.1rem;align-items:center;margin:.85rem 0 .15rem}
.pl-seen{font-family:var(--hand);font-size:1rem;line-height:1.2;padding:.45em 1em;border:2.5px solid var(--ink);border-radius:var(--rh);background:transparent;color:var(--ink);cursor:pointer}
.pl-seen[aria-pressed="true"]{background:var(--ink);color:var(--sheet)}
.pl-seen[aria-pressed="true"]::before{content:"✓ "}
.pl-yt{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:.2em}
.pl-note{font-size:.88rem;color:var(--ink-2);margin:.4rem 0 0;min-height:1.3em}
.pl-more{margin-top:.9rem}
.pl-more[hidden]{display:none}
.pl .lk-panel{margin-left:0}
/* guests' names: tap one to see all their episodes */
.guest-link{font:inherit;color:inherit;background:none;border:0;padding:0;margin:0;cursor:pointer;text-align:inherit;text-decoration:underline dotted;text-decoration-thickness:1px;text-underline-offset:.2em}
.guest-link:hover,.guest-link:focus-visible{text-decoration-style:solid;text-decoration-color:var(--red)}
/* a library idea's own episodes */
.dlg-eps-h{margin:1rem 0 .3rem;font-weight:700}
.dlg-eps{list-style:none;margin:0;padding:0}
.dlg-eps li{margin:.3rem 0;line-height:1.35}
.dlg-eps a{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:.2em}
.dlg-eps a:hover{text-decoration-color:var(--red)}
.dlg-eps-d{color:var(--ink-2);font-size:.88rem}
button.lx-a{font:inherit;font-size:1.03rem;background:none;border:0;padding:0;cursor:pointer;text-align:left;text-decoration:underline}
/* long unbroken titles (1³+2³+3³+…) wrap instead of pushing the page sideways on phones */
.lx-from .linkish,.lk-go,.guest-link,.dlg-eps a{max-width:100%;overflow-wrap:anywhere}
/* Two or more columns: each column packs from the top on its own, so a short card never waits for the tall
   card beside it. site.js (the Columns section) adds .masonry and sizes each card's slot in 4px rows; the
   gap between cards becomes a margin of the same size. Without it, the plain grids above still work. */
.masonry{grid-auto-rows:4px;row-gap:0;align-items:start;margin-bottom:calc(-1 * var(--rg,0px))}
.masonry>*{margin-bottom:var(--rg,0px)}
/* Links to the rest of the site (XRef in site.js): an idea from the library, a famous number, or a number
   carried into a lab toy. They look like the guests' names: dotted until you point at them. */
.xref{font:inherit;color:inherit;background:none;border:0;padding:0;margin:0;cursor:pointer;text-align:inherit;text-decoration:underline dotted;text-decoration-thickness:1px;text-underline-offset:.2em}
.xref:hover,.xref:focus-visible{text-decoration-style:solid;text-decoration-color:var(--red)}
.xl-go{margin-top:1rem}
.xl-eps{margin:.7rem 0 0;font-size:.9rem;line-height:1.5;color:var(--ink-2)}
.xl-eps a{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:.2em}
.xl-eps a:hover{text-decoration-color:var(--red)}
.xl-back{margin:.7rem 0 0;font-size:.9rem;color:var(--ink-2)}
.xl-back:empty{display:none}
.toy-lib{margin:1.1rem 0 0;padding-top:.6rem;border-top:1.5px dashed var(--line);font-size:.88rem;line-height:1.5;color:var(--ink-2)}
.un-links .linkish{font-size:inherit;text-align:left}
.pl-here .xref{color:var(--blue)}
/* the card a link just brought up, marked for a moment */
.xl-hit{outline:3px solid transparent;outline-offset:6px;animation:xl-hit 2.2s ease-out}
@keyframes xl-hit{0%,45%{outline-color:var(--red)}}
@media (prefers-reduced-motion:reduce){.xl-hit{animation:none;outline-color:var(--red)}}
.xref,.xl-eps a{overflow-wrap:anywhere}