/* satoshinakamotonetworth.com — document stylesheet */
:root{
  --paper:#fbfaf6; --ink:#1b1b1a; --ink-2:#4a4944; --ink-3:#7c7a72;
  --rule:#d9d6cc; --rule-2:#ebe8df; --link:#1f4f86; --link-v:#5a3d7a;
  --mark:#8a1c1c; --hi:#fff4c8; --code:#f1efe8; --fig:#ffffff;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,"Times New Roman",serif;
  --sans:-apple-system,"Segoe UI",Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){--paper:#171715;--ink:#e6e3da;--ink-2:#b6b2a6;--ink-3:#8a867b;--rule:#3a3934;--rule-2:#2a2926;
  --link:#8cb4e6;--link-v:#c3a6e0;--mark:#e08a7a;--hi:#4a3f12;--code:#23221f;--fig:#1d1c1a;color-scheme:dark}
}
:root[data-theme="dark"]{--paper:#171715;--ink:#e6e3da;--ink-2:#b6b2a6;--ink-3:#8a867b;--rule:#3a3934;--rule-2:#2a2926;
  --link:#8cb4e6;--link-v:#c3a6e0;--mark:#e08a7a;--hi:#4a3f12;--code:#23221f;--fig:#1d1c1a;color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:18px/1.62 var(--serif);
  font-feature-settings:"onum" 1,"kern" 1;text-rendering:optimizeLegibility}
a{color:var(--link);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}
a:visited{color:var(--link-v)}
a:hover{text-decoration-thickness:2px}
.wrap{max-width:46rem;margin:0 auto;padding:0 1rem}
/* masthead */
.mast{border-bottom:1px solid var(--rule);font:13px/1.4 var(--sans);color:var(--ink-3)}
.mast .wrap{display:flex;flex-wrap:wrap;gap:.25rem 1rem;align-items:baseline;justify-content:space-between;padding-top:.7rem;padding-bottom:.7rem}
.mast .site{color:var(--ink);text-decoration:none;font:600 14px/1.4 var(--serif);letter-spacing:.01em}
.mast nav{display:flex;flex-wrap:wrap;row-gap:.2rem;width:100%}
.mast nav a{color:var(--ink-2);text-decoration:none;margin-right:.75rem;white-space:nowrap}
.mast nav a:hover,.mast nav a[aria-current]{color:var(--ink);text-decoration:underline}
.ticker{font:12px/1.4 var(--mono);color:var(--ink-2);white-space:nowrap}
.ticker b{color:var(--ink);font-weight:600}
/* document header */
header.doc{padding:2.4rem 0 1rem}
.crumbs{font:13px/1.4 var(--sans);color:var(--ink-3);margin:0 0 1rem}
.crumbs a{color:var(--ink-3)}
h1{font-weight:normal;font-size:2.1rem;line-height:1.18;margin:0 0 .6rem;letter-spacing:-.005em}
.meta{font:13px/1.5 var(--sans);color:var(--ink-3);margin:0}
.meta time{color:var(--ink-2)}
h2{font-weight:normal;font-size:1.42rem;line-height:1.3;margin:2.4rem 0 .6rem;padding-top:.4rem;border-top:1px solid var(--rule-2)}
h2 .n,h3 .n{color:var(--ink-3);margin-right:.45rem;font-variant-numeric:lining-nums}
h3{font-size:1.08rem;font-style:italic;font-weight:normal;margin:1.6rem 0 .3rem}
p{margin:0 0 1rem;hyphens:auto}
ul,ol{padding-left:1.4rem;margin:0 0 1rem}
li{margin:.2rem 0}
hr{border:0;border-top:1px solid var(--rule);margin:2rem 0}
strong{font-weight:600}
small,.small{font-size:.86rem;color:var(--ink-2)}
code,.mono{font-family:var(--mono);font-size:.82em;background:var(--code);padding:.08em .3em;border-radius:2px;word-break:break-all}
/* abstract / key facts */
.abstract{border:1px solid var(--rule);background:var(--fig);padding:1rem 1.2rem;margin:1.2rem 0 1.6rem}
.abstract .lbl{font:600 11px/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-bottom:.5rem;display:block}
.abstract p:last-child{margin-bottom:0}
.big{font-size:2.5rem;line-height:1.1;font-variant-numeric:lining-nums tabular-nums;margin:.2rem 0 .3rem;letter-spacing:-.01em}
.big .unit{font-size:1.1rem;color:var(--ink-2)}
.live{display:inline-block;font:600 10px/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--mark);border:1px solid currentColor;padding:2px 4px;border-radius:2px;vertical-align:middle;margin-left:.3rem}
.live.off{color:var(--ink-3)}
/* toc */
.toc{font-size:.95rem;margin:0 0 1.5rem;padding:.2rem 0 .2rem 1rem;border-left:2px solid var(--rule)}
.toc b{font:600 11px/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);display:block;margin:.3rem 0 .4rem}
.toc ol{margin:0;padding-left:1.2rem}
.toc li{margin:.1rem 0}
/* tables */
.tw{overflow-x:auto;margin:0 0 1.4rem;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:.92rem;font-variant-numeric:tabular-nums lining-nums}
caption{caption-side:top;text-align:left;font-size:.88rem;color:var(--ink-2);padding-bottom:.4rem}
caption b{color:var(--ink);font-weight:600}
thead th{border-top:1.5px solid var(--ink);border-bottom:1px solid var(--ink);font-weight:600;text-align:left;padding:.4rem .6rem .35rem 0}
tbody td,tbody th{border-bottom:1px solid var(--rule-2);padding:.35rem .6rem .35rem 0;vertical-align:top;text-align:left;font-weight:normal}
tbody tr:last-child td,tbody tr:last-child th{border-bottom:1.5px solid var(--ink)}
td.r,th.r{text-align:right;white-space:nowrap}
tr.hl td,tr.hl th{background:var(--hi)}
/* figures */
figure{margin:1.6rem 0 1.8rem}
.fig{background:var(--fig);border:1px solid var(--rule);padding:.8rem .8rem .4rem}
figcaption{font-size:.88rem;color:var(--ink-2);margin-top:.5rem;line-height:1.5}
figcaption b{color:var(--ink);font-weight:600}
.chart{position:relative;width:100%;height:300px}
.chart svg{display:block;width:100%;height:100%;overflow:visible}
.chart .tip{position:absolute;pointer-events:none;background:var(--paper);border:1px solid var(--ink-3);font:12px/1.35 var(--mono);padding:4px 6px;white-space:nowrap;opacity:0;transition:opacity .1s}
.ctl{font:12px/1.4 var(--sans);color:var(--ink-3);display:flex;gap:.8rem;flex-wrap:wrap;margin:0 0 .4rem}
.ctl button{font:inherit;background:none;border:0;border-bottom:1px dotted var(--ink-3);color:var(--ink-2);padding:0;cursor:pointer}
.ctl button[aria-pressed=true]{color:var(--ink);border-bottom:1px solid var(--ink);font-weight:600}
svg text{font-family:var(--sans);font-size:11px;fill:var(--ink-3)}
svg .ax{stroke:var(--ink-3);stroke-width:1}
svg .grid{stroke:var(--rule-2);stroke-width:1}
svg .line{fill:none;stroke:var(--ink);stroke-width:1.6}
svg .line2{fill:none;stroke:var(--mark);stroke-width:1.4;stroke-dasharray:4 3}
svg .area{fill:var(--ink);opacity:.06}
svg .dot{fill:var(--paper);stroke:var(--ink);stroke-width:1.4}
svg .xh{stroke:var(--ink-3);stroke-width:1;stroke-dasharray:2 2}
/* calculator */
.calc{border:1px solid var(--rule);background:var(--fig);padding:1rem 1.2rem;margin:1.2rem 0 1.6rem}
.calc label{display:block;font:13px/1.4 var(--sans);color:var(--ink-2);margin:.6rem 0 .2rem}
.calc input[type=range]{width:100%;accent-color:var(--ink)}
.calc input[type=number]{font:16px var(--mono);width:12rem;max-width:100%;padding:.3rem .4rem;border:1px solid var(--rule);background:var(--paper);color:var(--ink)}
.calc .out{font-size:1.9rem;font-variant-numeric:lining-nums tabular-nums;margin:.8rem 0 0}
/* footnotes & refs */
sup.fn a{text-decoration:none;font:600 .7em var(--sans);padding:0 .1em}
.refs{font-size:.88rem;color:var(--ink-2)}
.refs li{margin:.35rem 0}
.note{border-left:3px solid var(--mark);padding:.2rem 0 .2rem .9rem;margin:1.2rem 0;font-size:.95rem;color:var(--ink-2)}
dl.facts{display:grid;grid-template-columns:max-content 1fr;gap:.25rem 1.2rem;margin:0 0 1rem;font-size:.95rem}
dl.facts dt{color:var(--ink-3)}
dl.facts dd{margin:0;font-variant-numeric:tabular-nums lining-nums}
.addr{font-family:var(--mono);font-size:.82rem;word-break:break-all}
/* faq */
details{border-bottom:1px solid var(--rule-2);padding:.55rem 0}
details summary{cursor:pointer;font-style:italic;list-style:none}
details summary::-webkit-details-marker{display:none}
details summary::before{content:"+";display:inline-block;width:1.1rem;color:var(--ink-3);font-style:normal}
details[open] summary::before{content:"–"}
details p{margin:.5rem 0 .2rem 1.1rem}
/* timeline */
ol.tl{list-style:none;padding:0;margin:0 0 1.2rem}
ol.tl li{display:grid;grid-template-columns:7.2rem 1fr;gap:1rem;padding:.45rem 0;border-bottom:1px solid var(--rule-2)}
ol.tl time{font:13px/1.6 var(--mono);color:var(--ink-2)}
/* footer */
footer.site{border-top:1px solid var(--rule);margin-top:3.5rem;padding:1.4rem 0 2.5rem;font:13px/1.6 var(--sans);color:var(--ink-3)}
footer.site a{color:var(--ink-2)}
footer.site .cols{display:flex;flex-wrap:wrap;gap:.3rem 1rem;margin-bottom:.8rem}
.skip{position:absolute;left:-9999px}.skip:focus{left:1rem;top:1rem;background:var(--paper);padding:.4rem}
@media (max-width:600px){
  body{font-size:17px}
  h1{font-size:1.7rem}
  .big{font-size:2rem}
  .chart{height:240px}
  ol.tl li{grid-template-columns:1fr;gap:0}
  dl.facts{grid-template-columns:1fr}
  dl.facts dt{margin-top:.4rem}
}
@media print{.mast nav,.ctl,.calc,footer.site .cols{display:none}body{background:#fff}}