:root{
  --bg:#f3eee1; --paper:#fffcf3; --ink:#1f1b16; --muted:#5d564a; --line:#d8cfba; --line-soft:#e6dfcd;
  --accent:#a8231a; --accent-ink:#ffffff; --good:#1f6b3a; --bad:#a8231a; --hi:#f6e7a8;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
  --bar:3.25rem; color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#15130f; --paper:#1f1c16; --ink:#f1ebdb; --muted:#b2a998; --line:#3b362b; --line-soft:#2c281f;
  --accent:#ff8a66; --accent-ink:#1a0f0a; --good:#7bd49a; --bad:#ff8a66; --hi:#4a3f12; color-scheme:dark;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#15130f; --paper:#1f1c16; --ink:#f1ebdb; --muted:#b2a998; --line:#3b362b; --line-soft:#2c281f;
    --accent:#ff8a66; --accent-ink:#1a0f0a; --good:#7bd49a; --bad:#ff8a66; --hi:#4a3f12; color-scheme:dark;
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--bar) + .75rem);-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font:1.0625rem/1.6 var(--sans);overflow-wrap:break-word}
a{color:var(--accent)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--bg);padding:.6rem 1rem;z-index:50}
.skip:focus{left:.5rem;top:.5rem}
.wrap{max-width:46rem;margin:0 auto;padding:0 1rem}
.wide{max-width:64rem;margin:0 auto;padding:0 1rem}
section[id]{scroll-margin-top:calc(var(--bar) + .75rem)}

/* topbar */
.topbar{position:sticky;top:0;z-index:20;height:var(--bar);display:flex;align-items:center;gap:.75rem;padding:0 max(1rem,env(safe-area-inset-right)) 0 max(1rem,env(safe-area-inset-left));background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line-soft)}
.topbar .home{font:600 .85rem var(--sans);color:var(--ink);text-decoration:none;white-space:nowrap;letter-spacing:.01em}
.topnav{display:flex;gap:.25rem;overflow-x:auto;scrollbar-width:none;min-width:0}
.topnav::-webkit-scrollbar{display:none}
.topnav a{padding:.45rem .6rem;color:var(--muted);text-decoration:none;font-size:.9rem;white-space:nowrap;border-radius:999px}
.topnav a:hover{color:var(--ink);background:var(--line-soft)}
.spacer{flex:1}
.icon-btn{width:2.5rem;height:2.5rem;border-radius:50%;border:1px solid var(--line);background:transparent;color:var(--ink);display:inline-grid;place-items:center;cursor:pointer;flex:none;text-decoration:none}
.icon-btn:hover{border-color:var(--accent);color:var(--accent)}
.icon-btn svg{display:block}
.icon-btn svg[hidden]{display:none}

/* hero */
.hero{padding:2.2rem 0 1rem}
.kicker{font:600 .78rem var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin:0 0 .6rem}
h1{font:700 clamp(2.3rem,9vw,4.4rem)/1.02 var(--serif);margin:0 0 .8rem;letter-spacing:-.015em}
h1 .y{color:var(--accent)}
.lede{font-size:1.2rem;color:var(--ink);margin:0 0 1.2rem;max-width:36rem}
h2{font:700 clamp(1.55rem,4.5vw,2.1rem)/1.15 var(--serif);margin:0 0 .8rem;letter-spacing:-.01em}
h2 .anchor{color:var(--muted);text-decoration:none;margin-left:.4rem;font-weight:400;opacity:.0;transition:opacity .15s}
h2:hover .anchor,h2 .anchor:focus-visible{opacity:1}
@media (hover:none){h2 .anchor{opacity:.55}}
h3{font:700 1.1rem var(--sans);margin:1.4rem 0 .4rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:3rem;padding:.65rem 1.4rem;border-radius:999px;border:2px solid var(--accent);background:var(--accent);color:var(--accent-ink);font:700 1.05rem var(--sans);cursor:pointer;text-decoration:none}
.btn:hover{filter:brightness(1.07)}
.btn[disabled]{opacity:.45;cursor:not-allowed;filter:none}
.btn.ghost{background:transparent;color:var(--accent)}
.btn.small{min-height:2.5rem;padding:.4rem 1rem;font-size:.95rem}

/* game */
.game{margin:1.2rem 0 2.5rem}
.stage{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:1.1rem 1rem 1.2rem;box-shadow:0 1px 0 var(--line-soft),0 10px 30px -18px rgba(0,0,0,.35)}
.stage:focus{outline:none}
.prog{display:flex;justify-content:space-between;align-items:center;font:600 .8rem var(--mono);color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-bottom:.4rem}
.dots{display:flex;gap:.3rem}
.dots i{width:.55rem;height:.55rem;border-radius:50%;background:var(--line)}
.dots i.on{background:var(--accent)}
.dots i.cur{outline:2px solid var(--accent);outline-offset:2px}
.tag{border:2px dashed var(--line);border-radius:10px;padding:.9rem 1rem;margin:.6rem 0 1rem;position:relative;background:var(--bg)}
.tag .yr{font:700 clamp(2.6rem,14vw,4.2rem)/1 var(--serif);color:var(--accent);letter-spacing:-.02em;display:block}
.tag .nm{font:700 clamp(1.35rem,5.5vw,1.9rem)/1.15 var(--serif);display:block;margin-top:.2rem}
.tag .wh{color:var(--muted);font-size:.95rem;display:block;margin-top:.25rem}
.wage{font:.9rem/1.4 var(--mono);color:var(--muted);margin:0 0 1rem}
.wage b{color:var(--ink)}
.q{font:700 1.1rem var(--sans);margin:0 0 .2rem}
.readout{font:700 clamp(1.6rem,7vw,2.3rem)/1.1 var(--serif);min-height:2.6rem;margin:.2rem 0 .1rem}
.readout small{display:block;font:.85rem var(--mono);color:var(--muted);margin-top:.15rem;font-weight:400}
.sl{position:relative;padding:.5rem 14px 0}
.sl input[type=range]{width:100%;margin:0;height:2.75rem;background:transparent;-webkit-appearance:none;appearance:none;touch-action:pan-y;cursor:pointer}
.sl input[type=range]::-webkit-slider-runnable-track{height:.5rem;border-radius:99px;background:linear-gradient(90deg,var(--line),var(--accent))}
.sl input[type=range]::-moz-range-track{height:.5rem;border-radius:99px;background:linear-gradient(90deg,var(--line),var(--accent))}
.sl input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:2.1rem;height:2.1rem;border-radius:50%;background:var(--paper);border:4px solid var(--accent);margin-top:-.8rem;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.sl input[type=range]::-moz-range-thumb{width:1.6rem;height:1.6rem;border-radius:50%;background:var(--paper);border:4px solid var(--accent)}
.ticks{position:relative;height:1.4rem;margin:0 14px}
.ticks span{position:absolute;top:0;transform:translateX(-50%);font:.72rem var(--mono);color:var(--muted);white-space:nowrap}
.ticks span::before{content:"";position:absolute;left:50%;top:-.2rem;height:.3rem;border-left:1px solid var(--muted)}
.actions{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center;margin-top:1rem}
.hint{color:var(--muted);font-size:.9rem;margin:.6rem 0 0}

/* reveal: the till receipt */
.receipt{font-family:var(--mono);background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:4px;padding:1rem 1rem 1.1rem;margin:1rem 0;position:relative;font-size:.95rem;line-height:1.5}
.receipt::before,.receipt::after{content:"";position:absolute;left:0;right:0;height:8px;background:radial-gradient(circle at 6px 0,var(--bg) 4px,transparent 4.5px) 0 0/12px 8px repeat-x}
.receipt::before{top:-1px;transform:scaleY(-1)}
.receipt::after{bottom:-1px}
.receipt h3{font:700 .8rem var(--mono);letter-spacing:.14em;text-transform:uppercase;text-align:center;margin:0 0 .6rem;color:var(--muted)}
.rl{display:flex;gap:.5rem;align-items:baseline}
.rl span:last-child{white-space:nowrap}
.rl .d{flex:1;border-bottom:2px dotted var(--line);transform:translateY(-.25rem);min-width:.5rem}
.rl.big{font-size:1.15rem;font-weight:700;margin-top:.5rem}
.rl.big .v{color:var(--accent)}
.verdict{display:flex;align-items:baseline;gap:.8rem;margin:.9rem 0 .4rem;flex-wrap:wrap}
.pts{font:700 2.6rem/1 var(--serif);color:var(--accent)}
.pts small{font:600 .9rem var(--mono);color:var(--muted)}
.msg{font-size:1.05rem;margin:0}
.scale{margin:1.1rem 0 .3rem}
.scale h3{margin:0 0 .5rem;font-size:.95rem}
.sr{display:grid;grid-template-columns:3.2rem 1fr auto;gap:.5rem;align-items:center;margin:.25rem 0;font-size:.9rem}
.sr .yy{font:700 .9rem var(--mono)}
.sr .tr{height:.9rem;background:var(--line-soft);border-radius:99px;position:relative;overflow:hidden}
.sr .fl{position:absolute;left:0;top:0;bottom:0;background:var(--muted);border-radius:99px;opacity:.55}
.sr.cur .fl{background:var(--accent);opacity:1}
.sr .gu{position:absolute;top:-2px;bottom:-2px;width:3px;background:var(--ink);border-radius:2px}
.sr .vv{font:.8rem var(--mono);text-align:right;min-width:6.5rem}
.sr.cur .yy,.sr.cur .vv{color:var(--accent);font-weight:700}
.legend{font-size:.8rem;color:var(--muted);margin:.4rem 0 0}
.legend i{display:inline-block;width:3px;height:.8rem;background:var(--ink);vertical-align:middle;margin-right:.3rem;border-radius:2px}
.src{font-size:.85rem;color:var(--muted);margin:.7rem 0 0}

/* final */
.final h2{margin-top:.2rem}
.big-score{font:700 clamp(3.5rem,18vw,6rem)/1 var(--serif);color:var(--accent);letter-spacing:-.03em}
.big-score small{font:600 1.2rem var(--mono);color:var(--muted);letter-spacing:0}
.eras{display:grid;grid-template-columns:repeat(auto-fit,minmax(5.2rem,1fr));gap:.5rem;margin:1rem 0}
.era{border:1px solid var(--line);border-radius:10px;padding:.5rem .6rem;background:var(--bg);text-align:center}
.era b{display:block;font:700 1.05rem var(--mono)}
.era span{font-size:.8rem;color:var(--muted)}
.era.best{border-color:var(--good)}
.era.worst{border-color:var(--bad)}
.share{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin:1rem 0 .2rem}
.share .lab{color:var(--muted);font-size:.9rem;margin-right:.2rem}
.share .icon-btn{width:2.5rem;height:2.5rem}
@media (pointer:coarse){.share .icon-btn,.icon-btn{width:2.75rem;height:2.75rem}}
.share-block{margin:.8rem 0 0}
.status{min-height:1.4rem;color:var(--muted);font-size:.9rem;margin:.2rem 0 0}
.challenge{border-left:4px solid var(--accent);background:var(--hi);color:var(--ink);padding:.6rem .9rem;border-radius:0 8px 8px 0;margin:0 0 1rem;font-size:1rem}
.cmp{display:flex;gap:1rem;flex-wrap:wrap;margin:.6rem 0}
.cmp div{flex:1;min-width:8rem;border:1px solid var(--line);border-radius:10px;padding:.5rem .7rem;background:var(--bg)}
.cmp b{display:block;font:700 1.6rem var(--serif);color:var(--accent)}
.cmp span{font-size:.85rem;color:var(--muted)}

/* content */
.content{padding-top:1.5rem;padding-bottom:2rem}
.content section{padding:1.2rem 0}
.content p{max-width:40rem}
table.mx{width:100%;border-collapse:collapse;font-size:.92rem;margin:.6rem 0 0}
.mx th,.mx td{padding:.5rem .55rem;border-bottom:1px solid var(--line-soft);text-align:left;vertical-align:top}
.mx thead th{font:700 .8rem var(--mono);color:var(--muted);letter-spacing:.05em;border-bottom:2px solid var(--line)}
.mx td.n{font-family:var(--mono);font-size:.85rem}
.mx td.n small{display:block;color:var(--muted);font-size:.74rem}
.mx td .na{color:var(--muted)}
.mx sup a{text-decoration:none;font-size:.75rem;padding:0 .1rem}
.mx tbody tr.more{display:none}
.mx.open tbody tr.more{display:table-row}
.tw{overflow-x:visible}
.wages{width:100%;border-collapse:collapse;font-size:.95rem;margin:.6rem 0}
.wages th,.wages td{padding:.45rem .6rem;border-bottom:1px solid var(--line-soft);text-align:left}
.wages td:last-child,.wages th:last-child{text-align:right;font-family:var(--mono)}
.sources ol{padding-left:1.2rem;margin:.6rem 0}
.sources li{margin:.4rem 0;font-size:.92rem}
.sources .t{font:.72rem var(--mono);color:var(--muted);border:1px solid var(--line);border-radius:99px;padding:0 .4rem;margin-left:.3rem;white-space:nowrap}
details{border-top:1px solid var(--line-soft);padding:.7rem 0}
details summary{cursor:pointer;font-weight:700;min-height:2.5rem;display:flex;align-items:center}
footer.site{border-top:1px solid var(--line);margin-top:2rem;padding:1.5rem 0 3rem;color:var(--muted);font-size:.92rem}
footer.site a{color:var(--ink)}
footer.site nav{display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;margin-bottom:.6rem}
.totop{position:fixed;right:max(1rem,env(safe-area-inset-right));bottom:max(1rem,env(safe-area-inset-bottom));width:2.9rem;height:2.9rem;border-radius:50%;border:1px solid var(--line);background:var(--paper);color:var(--ink);display:grid;place-items:center;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .2s;z-index:15;box-shadow:0 4px 14px -6px rgba(0,0,0,.4)}
.totop.show{opacity:1;pointer-events:auto}

@media (max-width:640px){
  .tw table.mx thead{position:absolute;left:-9999px}
  .mx,.mx tbody,.mx tr,.mx td,.mx th{display:block;width:100%}
  .mx tbody tr{border:1px solid var(--line);border-radius:10px;margin:.6rem 0;padding:.4rem .6rem;background:var(--paper)}
  .mx tbody tr.more{display:none}
  .mx.open tbody tr.more{display:block}
  .mx td,.mx th[scope=row]{border:0;padding:.2rem 0;display:flex;justify-content:space-between;gap:1rem}
  .mx td[data-l]::before{content:attr(data-l);font:700 .78rem var(--mono);color:var(--muted)}
  .mx th[scope=row]{font:700 1.05rem var(--serif)}
  .mx td.n{text-align:right;align-items:baseline}
  .mx td.n.e{display:none}
  .mx td.n small{display:inline;margin-left:.6rem}
}

/* edition chip */
.lang{font:700 .78rem var(--mono);letter-spacing:.06em;color:var(--ink);text-decoration:none;border:1px solid var(--line);border-radius:99px;min-width:2.5rem;height:2.5rem;display:inline-grid;place-items:center;padding:0 .5rem;flex:none}
.lang:hover{border-color:var(--accent);color:var(--accent)}
@media (pointer:coarse){.lang{height:2.75rem;min-width:2.75rem}}
@media (max-width:420px){.topbar .home{display:none}}

/* hero facsimile: the 1982 price list */
.facsimile{margin:1.4rem 0 .4rem;position:relative}
.facsimile img{display:block;width:100%;height:auto;border-radius:3px;transform:rotate(-.6deg);box-shadow:0 1px 0 rgba(0,0,0,.08),0 16px 34px -20px rgba(40,25,10,.55)}
.facsimile figcaption{font-size:.88rem;color:var(--muted);margin-top:.9rem;max-width:40rem}
:root[data-theme="dark"] .facsimile img{filter:brightness(.88) contrast(1.05)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .facsimile img{filter:brightness(.88) contrast(1.05)}}
@media (prefers-reduced-motion:reduce){.facsimile img{transform:none}}

/* table extras */
.mx th small.what{display:block;font:400 .8rem var(--sans);color:var(--muted);margin-top:.15rem}
.mx td.n small.rg{font-size:.7rem}
@media (max-width:640px){.mx th[scope=row]{flex-direction:column;gap:0}}
a.ref{text-decoration:none}
.notes{padding-left:1.1rem;margin:.8rem 0 0;font-size:.88rem;color:var(--muted);max-width:40rem}
.notes li{margin:.35rem 0}
.notes b{color:var(--ink)}
ol.srcs{list-style:none;padding:0}
ol.srcs li{display:grid;grid-template-columns:1.8rem 1fr;gap:.2rem}
ol.srcs .sn{font:700 .85rem var(--mono);color:var(--accent)}
.page-share{margin:0 0 1rem}
.page-share .status{flex-basis:100%}
@media (max-width:640px){.mx td.n{flex-wrap:wrap;justify-content:flex-end;column-gap:.6rem}.mx td[data-l]::before{margin-right:auto}.mx td.n small.rg{flex-basis:100%;text-align:right;margin-left:0}}