/* aiethics.global. The dress of whybekind.org: Atkinson Hyperlegible, ink on white, hairlines, one colour.
   The colour is deep blue #1F3F99 (G's choice), where the420code.org has bronze and whybekind.org has red.
   Loaded as site.css?v=N on every page: move the number with every new look, so returning visitors get it at once. */

@font-face{font-family:'Atkinson Hyperlegible';font-style:normal;font-weight:400;font-display:swap;
  src:url(fonts/atkinson-hyperlegible-latin-400-normal.woff2) format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Atkinson Hyperlegible';font-style:normal;font-weight:700;font-display:swap;
  src:url(fonts/atkinson-hyperlegible-latin-700-normal.woff2) format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Atkinson Hyperlegible';font-style:normal;font-weight:400;font-display:swap;
  src:url(fonts/atkinson-hyperlegible-latin-ext-400-normal.woff2) format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Atkinson Hyperlegible';font-style:normal;font-weight:700;font-display:swap;
  src:url(fonts/atkinson-hyperlegible-latin-ext-700-normal.woff2) format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  --paper:#ffffff; --panel:#f3f3ed; --ink:#1a1a1a; --grey:#5a5a5a; --line:#d5d5d0; --line2:#e8e8e3;
  --blue:#1F3F99;      /* 31, 63, 153: links, buttons, rules, the word mark, section accents */
  --blue-dark:#172F73; /* hover, one step darker */
  --bronze:#8B6914;    /* the420code.org, in the footer's family only */
  --red:#C00000;       /* whybekind.org, in the footer's family only */
  --f:'Atkinson Hyperlegible',system-ui,sans-serif;
  --w:760px; --wide:1120px;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{font-family:var(--f);font-size:18px;line-height:1.65;color:var(--ink);background:var(--paper);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--blue-dark)}
img,svg{display:block}
.vh{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.skip{position:fixed;left:12px;top:-80px;z-index:80;background:#fff;color:var(--ink);border:1px solid var(--line);padding:10px 16px;font:700 16px/1.2 var(--f);text-decoration:none}
.skip:focus{top:12px}

/* the word mark: ai and .global in ink, ethics in blue (and its two siblings in the footer) */
.wm{font-weight:700;letter-spacing:-.005em;color:var(--ink);white-space:nowrap}
.wm .c{color:var(--blue)}
.wm.t420 .c{color:var(--bronze)}
.wm.wbk .c{color:var(--red)}

/* the header: the Eye and the word mark at top left, the rooms as a menu */
.bar{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;gap:1rem;padding:.75rem clamp(16px,4vw,40px);
  background:rgba(255,255,255,.97);color:var(--ink);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.bar .home{display:flex;align-items:center;gap:.7rem;text-decoration:none;margin-right:auto;color:var(--ink)}
.bar .home svg{width:40px;height:auto;aspect-ratio:2197/1727;color:var(--ink)}
.bar .home .wm{font-size:19px}
.bar nav{display:flex;align-items:center}
.bar .paths{position:relative}
.bar .paths>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:.65rem;font:700 16px/1 var(--f);
  padding:12px 16px;border:1px solid var(--line);background:#fff;color:var(--ink);white-space:nowrap;user-select:none}
.bar .paths>summary::-webkit-details-marker{display:none}
.bar .paths>summary::after{content:"";width:.45em;height:.45em;border-right:2px solid var(--blue);border-bottom:2px solid var(--blue);
  transform:translateY(-30%) rotate(45deg);transition:transform .15s}
.bar .paths[open]>summary::after{transform:translateY(20%) rotate(225deg)}
.bar .paths>summary:hover,.bar .paths[open]>summary{border-color:var(--blue);color:var(--blue)}
.bar .paths .panel{position:absolute;right:0;top:calc(100% + 10px);width:min(340px,calc(100vw - 32px));
  max-height:calc(100vh - 96px);overflow:auto;overscroll-behavior:contain;background:#fff;color:var(--ink);
  border:1px solid var(--line);box-shadow:0 14px 40px rgba(0,0,0,.12);padding:.4rem 0}
.bar .paths ul{list-style:none;margin:0;padding:.3rem 0}
.bar .paths ul+ul{border-top:1px solid var(--line2)}
.bar .paths a{display:block;padding:.6rem 1.2rem;font-size:17px;line-height:1.3;color:var(--ink);text-decoration:none}
.bar .paths a:hover,.bar .paths a:focus-visible{background:var(--panel);color:var(--blue)}
.bar .paths a[aria-current]{font-weight:700;color:var(--blue)}
@media(max-width:520px){
  .bar{gap:.6rem}
  .bar .home{gap:.5rem}
  .bar .home svg{width:34px}
  .bar .home .wm{font-size:16px}
  .bar .paths>summary{padding:11px 12px;font-size:15px}
}

main{display:block}
.page{max-width:var(--w);margin:0 auto;padding:112px clamp(16px,4vw,40px) 4rem}

/* the front door */
.door .part{font-size:16px;color:var(--grey);margin:0 0 2.2rem}
.door .lines{margin:0 0 2.4rem}
.door .lines p{margin:0 0 1.15rem;font-size:clamp(1.15rem,2.3vw,1.35rem);line-height:1.55}
.door .lines .q{font-size:clamp(2.4rem,7.4vw,4.4rem);font-weight:700;line-height:1.04;letter-spacing:-.02em;color:var(--blue);margin:0 0 .9rem}
.door .lines .floor{font-size:clamp(1.7rem,4.8vw,2.8rem);font-weight:700;line-height:1.12;letter-spacing:-.012em;color:var(--ink);margin:0 0 2rem}
.door .how{margin:0 0 3rem;font-size:clamp(1.15rem,2.3vw,1.35rem);font-weight:700}
.door .how a{text-decoration:none;border-bottom:2px solid var(--blue);padding-bottom:2px}
.door .how a:hover{border-bottom-color:var(--blue-dark)}

.rooms{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:14px;margin:0;
  border-top:1px solid var(--line);padding-top:2rem}
.rooms li{display:flex}
.rooms a{flex:1;display:flex;flex-direction:column;gap:.35rem;padding:20px 22px;border:1px solid var(--line);background:#fff;
  color:var(--ink);text-decoration:none;transition:border-color .15s,background .15s}
.rooms a b{font-size:21px;line-height:1.2;color:var(--ink);transition:color .15s}
.rooms a span{font-size:17px;line-height:1.45;color:var(--grey)}
.rooms a:hover,.rooms a:focus-visible{border-color:var(--blue);background:var(--panel)}
.rooms a:hover b,.rooms a:focus-visible b{color:var(--blue)}

/* a room, and a page of the book */
.page .strap{display:flex;flex-wrap:wrap;gap:.3rem 1rem;align-items:baseline;justify-content:space-between;font-size:16px;color:var(--grey);
  border-bottom:1px solid var(--line);padding:0 0 .8rem;margin:0 0 1.4rem}
.page .strap a{color:var(--ink);text-decoration:none}
.page .strap a:hover{color:var(--blue)}
.page .eyebrow{font-size:16px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin:1.6rem 0 1rem}
.page h1{font-size:clamp(2.2rem,6vw,3.6rem);font-weight:700;line-height:1.06;letter-spacing:-.018em;margin:0 0 1.2rem}
.page .oneline{font-size:clamp(1.25rem,2.6vw,1.6rem);font-weight:700;line-height:1.35;color:var(--ink);
  border-left:4px solid var(--blue);padding:.1rem 0 .1rem 1rem;margin:0 0 2rem}
.page p{margin:0 0 1.05rem}
.page .opening{font-size:1.1rem;margin:0 0 2rem}
.page h2{font-size:clamp(1.5rem,3.4vw,2.1rem);line-height:1.15;margin:2.4rem 0 1rem}
.page h3{font-size:1.25rem;line-height:1.3;margin:1.8rem 0 .7rem}
.page .help{font-size:16px;border:1px solid var(--line);background:var(--panel);padding:.8rem 1rem}
.page .edition,.page .source,.page .reg,.page .orig,.page .note{font-size:16px;color:var(--grey)}
.page .orig{border-top:1px solid var(--line);padding-top:1.2rem;margin-top:2.4rem}
.page .quote{font-size:1.15rem;line-height:1.6;border-left:4px solid var(--blue);padding:.2rem 0 .2rem 1.1rem;margin:0 0 1.8rem}

.page blockquote.quote{border-left:4px solid var(--blue);padding:.2rem 0 .2rem 1.1rem;margin:0 0 1.4rem}
.page blockquote.quote p{margin:0;font-size:1.1rem;line-height:1.6}
.page .sig{font-weight:700;margin:1.2rem 0 0}
.page p.source{margin-top:-.5rem}
.page ul.plain{margin:0 0 1.2rem 1.3rem}
.page ul.plain li{margin:0 0 .3rem}
.page h2[id]{scroll-margin-top:96px}
.page .therefore{font-size:clamp(1.7rem,4.6vw,2.8rem);font-weight:700;line-height:1.15;letter-spacing:-.012em;margin:2.4rem 0 0}
.page .table{overflow-x:auto;margin:0 0 1.8rem;-webkit-overflow-scrolling:touch}
.page table{width:100%;border-collapse:collapse;font-size:17px;line-height:1.5}
.page th,.page td{text-align:left;vertical-align:top;padding:.8rem 1rem .8rem 0;border-bottom:1px solid var(--line)}
.page thead th{font-size:14px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);border-bottom:2px solid var(--ink)}
.page tbody th{font-weight:700;width:34%}
@media(max-width:560px){.page table,.page thead,.page tbody,.page tr,.page th,.page td{display:block;width:auto}
  .page thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .page tbody tr{border-bottom:1px solid var(--line);padding:.7rem 0}.page tbody th,.page tbody td{border:0;padding:.1rem 0;width:auto}}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin:1.4rem 0 2rem}
.btn{display:inline-block;font:700 17px/1.2 var(--f);text-decoration:none;padding:14px 22px;border:1px solid var(--blue);
  transition:background .15s,color .15s,border-color .15s}
.btn.fill{background:var(--blue);color:#fff}
.btn.fill:hover{background:var(--blue-dark);border-color:var(--blue-dark);color:#fff}
.btn.line{background:#fff;color:var(--blue)}
.btn.line:hover{background:var(--blue);color:#fff}
.btn .t{font-weight:400;margin-left:.5em}

.page details.toc{border:1px solid var(--line);padding:.2rem 1rem;margin:0 0 1.6rem;font-size:16px}
.page details.toc summary{cursor:pointer;font-weight:700;padding:.6rem 0;list-style-position:inside}
.page details.toc ol{list-style:none;margin:.2rem 0 .8rem}
.page details.toc li{display:flex;gap:.8rem;padding:.25rem 0;border-top:1px solid var(--line2)}
.page details.toc .num{min-width:2.4em;color:var(--grey)}
.page details.toc a{color:var(--ink);text-decoration:none}
.page details.toc a:hover{color:var(--blue)}
.page details.toc li.here a{font-weight:700}
.page ol.chapters{list-style:none;margin:1rem 0 2rem;border-top:1px solid var(--line)}
.page ol.chapters li{border-bottom:1px solid var(--line)}
.page ol.chapters a{display:block;padding:.9rem 0;color:var(--ink);text-decoration:none}
.page ol.chapters .num{display:block;font-size:14px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue)}
.page ol.chapters .q{display:block;font-size:1.2rem;font-weight:700;margin:.15rem 0}
.page ol.chapters .line{display:block;color:var(--grey)}
.page ol.chapters a:hover .q{color:var(--blue)}
.page .ep a{font-weight:700}

.page .tools{display:flex;gap:10px;margin:0 0 .6rem}
.page .tools button{font:700 15px/1 var(--f);padding:9px 14px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer}
.page .tools button:hover{border-color:var(--blue);color:var(--blue)}
.page details.sec{border-top:1px solid var(--line)}
.page details.sec:last-of-type{border-bottom:1px solid var(--line)}
.page details.sec>summary{list-style:none;cursor:pointer;display:flex;align-items:baseline;gap:.7rem;padding:1rem 0;
  font-size:clamp(1.2rem,2.6vw,1.45rem);font-weight:700;line-height:1.3}
.page details.sec>summary::-webkit-details-marker{display:none}
.page details.sec>summary .tri{flex:none;width:.6em;height:.6em;border-right:2px solid var(--blue);border-bottom:2px solid var(--blue);
  transform:rotate(-45deg);transition:transform .2s;margin-right:.1rem;position:relative;top:-.1em}
.page details.sec[open]>summary .tri{transform:rotate(45deg)}
.page details.sec>summary:hover{color:var(--blue)}
.page details.sec>summary .count{margin-left:auto;font-size:14px;font-weight:700;color:var(--grey);white-space:nowrap}
.page .sec-body{padding:0 0 1.2rem}
.page .ks{font-size:16px;border-left:3px solid var(--line);padding-left:.9rem}
.page .ks-id{display:block;font-weight:700;text-decoration:none;margin-bottom:.2rem}
.page .coda{border-top:1px solid var(--line);margin-top:2rem;padding-top:1.4rem}

.page nav.pn{display:grid;grid-template-columns:1fr auto 1fr;gap:1rem;align-items:start;margin:2.6rem 0 1.4rem;
  border-top:2px solid var(--ink);padding-top:1rem;font-size:16px}
.page nav.pn small{display:block;font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--grey)}
.page nav.pn a{color:var(--ink);text-decoration:none;font-weight:700}
.page nav.pn a:hover{color:var(--blue)}
.page nav.pn .p{grid-column:1}
.page nav.pn .up{grid-column:2;text-align:center;display:flex;flex-direction:column;gap:.2rem}
.page nav.pn .r{grid-column:3;text-align:right}
.page nav.pn.solo{grid-template-columns:1fr}
.page nav.pn.solo .up{grid-column:1;text-align:left}
@media(max-width:560px){.page nav.pn{grid-template-columns:1fr 1fr}.page nav.pn .up{grid-column:1/-1;grid-row:2;text-align:left}
  .page nav.pn .r{grid-column:2}}

/* the footer: the three sites as word marks, each in its own colour */
footer{background:var(--panel);color:var(--grey);border-top:1px solid var(--line);padding:2.2rem clamp(16px,4vw,40px) 2.6rem;font-size:16px}
footer .row{max-width:var(--wide);margin:0 auto;display:flex;flex-direction:column;gap:.9rem}
footer .family{display:flex;flex-wrap:wrap;gap:.4rem 1.6rem;font-size:18px}
footer .family a{text-decoration:none;border-bottom:1px solid var(--line)}
footer .family a:hover{border-bottom-color:var(--ink)}
footer .family a[aria-current]{border-bottom-color:var(--blue)}
footer .part{color:var(--ink)}
footer p{max-width:46em}
footer .meta{display:flex;flex-wrap:wrap;gap:.4rem 2rem}
footer a{color:var(--ink)}
footer a:hover{color:var(--blue)}

.toast{display:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .bar .paths>summary::after,.page details.sec>summary .tri{transition:none}
}