/* gen-z-developers.sgit.ai — shared stylesheet. The same design language as sgit.ai,
   graphs.sgit.ai and pki.sgit.ai (light theme), reduced to what this site uses. */
:root{
  --bg:#faf9f5; --panel:#ffffff; --panel2:#f2f0e9; --line:#e5e1d5; --line2:#d5d0c2;
  --fg:#1c1d21; --dim:#5c5f66; --dim2:#8a8d94;
  --accent:#0f766e; --accent-dk:#115e59; --yellow:#a16207; --warm:#b45309; --red:#b91c1c;
  --ins:#dcfce7; --del:#fee2e2;
  --sans:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --serif:ui-serif,Georgia,"Times New Roman",serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --measure:860px; --wide:1280px;
  --shadow:0 1px 2px rgba(28,29,33,.05),0 4px 14px rgba(28,29,33,.04);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);font-size:16px;line-height:1.65}
a{color:var(--accent-dk);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.2;letter-spacing:-.015em}
h1{font-size:2rem;margin:.2rem 0 .6rem}
h2{font-size:1.4rem;margin:2rem 0 .6rem}
h3{font-size:1.1rem;margin:1.4rem 0 .4rem}
code,pre,kbd{font-family:var(--mono)}
p code,li code,td code{overflow-wrap:anywhere;background:var(--panel2);border:1px solid var(--line);border-radius:4px;padding:.08em .35em;font-size:.84em;color:#24343f}
pre{background:#0d1117;color:#e6edf3;padding:.9rem 1rem;border-radius:8px;overflow:auto;font-size:.84rem;line-height:1.5}
blockquote{margin:1rem 0;padding:.4rem 1rem;border-left:3px solid var(--accent);background:var(--panel);color:#2b2e35}
img{max-width:100%;height:auto;border:1px solid var(--line);border-radius:6px}
hr{border:0;border-top:1px solid var(--line);margin:2rem 0}
.inner{max-width:var(--measure);margin:0 auto;padding:0 1.1rem}
.wide{max-width:var(--wide)}
.dim{color:var(--dim)} .small{font-size:.85rem}
main{padding:1.6rem 0 3rem}

/* ---------- top nav ---------- */
nav.site{position:sticky;top:0;z-index:50;background:rgba(250,249,245,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
nav.site .row{max-width:var(--wide);margin:0 auto;display:flex;align-items:center;gap:1rem;padding:.65rem 1.1rem;flex-wrap:wrap}
nav.site .brand{font-weight:800;font-size:1.02rem;color:var(--fg);letter-spacing:-.02em;white-space:nowrap}
nav.site .brand span{color:var(--accent)}
nav.site a.nl{color:var(--dim);font-size:.85rem}
nav.site a.nl.here{color:var(--fg);font-weight:600}
nav.site a.nl:hover{color:var(--fg);text-decoration:none}
nav.site .parent{border:1px solid var(--accent);border-radius:6px;padding:.26rem .65rem;color:var(--accent-dk);font-size:.76rem;white-space:nowrap;background:var(--panel);font-weight:500}
nav.site .parent b{font-weight:800}
nav.site .parent:hover{background:var(--accent);color:#fff;text-decoration:none}
nav.site .ver{margin-left:auto;font-family:var(--mono);font-size:.74rem;color:var(--dim2)}
nav.site .ver a{color:var(--dim)}

/* ---------- crumbs, badges ---------- */
.crumbs{font-size:.85rem;color:var(--dim);margin:.2rem 0 1rem}
.crumbs a{color:var(--dim)}
.crumbs b{color:var(--fg);font-weight:600}
.badge{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.02em;text-transform:uppercase;border-radius:4px;padding:.1rem .45rem;border:1px solid var(--line2);color:var(--dim);background:var(--panel);vertical-align:middle}
.badge.written{color:var(--accent-dk);border-color:#99d6ce;background:#eefbf8}
.badge.outline{color:var(--warm);border-color:#f0c9a0;background:#fff7ed}
.badge.frozen{color:#1d4ed8;border-color:#bfd3f8;background:#eff6ff}
.badge.working{color:var(--yellow);border-color:#e9d48a;background:#fefce8}
.lede{font-size:1.12rem;color:#34373d;max-width:var(--measure)}
.note{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:8px;padding:.8rem 1rem;margin:1.2rem 0}
.note.warn{border-left-color:var(--warm)}
.kv{display:grid;grid-template-columns:max-content 1fr;gap:.25rem 1rem;font-size:.92rem}
.kv dt{color:var(--dim)} .kv dd{margin:0;overflow-wrap:anywhere;min-width:0}
.kv{grid-template-columns:max-content minmax(0,1fr)}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:.9rem;margin:1.2rem 0}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:.95rem 1.05rem;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:.35rem}
.card h3{margin:0;font-size:1.02rem}
.card p{margin:0;font-size:.9rem;color:var(--dim)}
.card .k{font-size:.72rem;letter-spacing:.04em;text-transform:uppercase;color:var(--dim2);font-weight:600}
.card a.more{margin-top:auto;font-size:.85rem;font-weight:600}

/* ---------- tables ---------- */
.tablewrap{overflow-x:auto;margin:1rem 0}
table{border-collapse:collapse;width:100%;font-size:.9rem;background:var(--panel)}
th,td{border:1px solid var(--line);padding:.45rem .6rem;text-align:left;vertical-align:top}
th{background:var(--panel2);font-weight:600;font-size:.8rem;letter-spacing:.02em;text-transform:uppercase;color:var(--dim)}
tbody tr:nth-child(even){background:#fcfbf8}

/* ---------- the book ---------- */
.toc{list-style:none;padding:0;margin:0}
.toc > li{margin:0 0 1.6rem}
.toc .part{font-size:1.15rem;font-weight:700;margin:0 0 .4rem}
.toc .part .n{color:var(--dim2);font-weight:500;margin-right:.4rem}
.toc ol{margin:0;padding-left:1.4rem}
.toc ol li{margin:.18rem 0;font-size:.95rem}
.toc .w{color:var(--dim2);font-size:.8rem;margin-left:.4rem}
.chapter{max-width:var(--measure)}
.chapter .body{font-family:var(--serif);font-size:1.07rem;line-height:1.72}
.chapter .body h1,.chapter .body h2,.chapter .body h3{font-family:var(--sans)}
.chapter .body ul,.chapter .body ol{padding-left:1.4rem}
.chapter .body img{display:block;margin:1rem auto}
.prevnext{display:flex;justify-content:space-between;gap:1rem;margin:2.4rem 0 0;padding-top:1rem;border-top:1px solid var(--line);font-size:.9rem}
.prevnext a{max-width:48%}
.outline-note{background:#fff7ed;border:1px solid #f0c9a0;border-radius:8px;padding:.7rem 1rem;font-size:.9rem;color:#7c3a0b;margin:0 0 1.2rem}
.single h2.part{margin-top:3rem;padding-top:1.4rem;border-top:2px solid var(--line2);font-size:1.6rem}
.single h3.ch{margin-top:2.2rem;font-size:1.25rem}
.single .meta{font-size:.8rem;color:var(--dim2);margin:-.3rem 0 .8rem}

/* ---------- the map ---------- */
.map th:nth-child(1),.map td:nth-child(1){white-space:nowrap}
.map .gap{color:var(--dim);font-size:.85rem}
.legend{display:flex;gap:1rem;flex-wrap:wrap;font-size:.85rem;color:var(--dim);margin:.6rem 0 1rem}
.stat{display:inline-block;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:.5rem .8rem;margin:.2rem .4rem .2rem 0}
.stat b{font-size:1.25rem;display:block;line-height:1.1}
.stat span{font-size:.75rem;color:var(--dim);text-transform:uppercase;letter-spacing:.03em}

/* ---------- versions (page_versions.py output) ---------- */
.pv-blk{padding:.45rem .6rem;border-bottom:1px solid var(--line);font-size:.92rem}
.pv-k{font-size:.7rem;text-transform:uppercase;letter-spacing:.04em;color:var(--dim2);margin-right:.4rem}
ins{background:var(--ins);text-decoration:none}
del{background:var(--del)}
details summary{cursor:pointer;color:var(--accent-dk);font-weight:600;margin:.6rem 0}

/* ---------- the record pages (briefs, team) ---------- */
.doc{max-width:var(--measure)}
.doc .body{font-size:1rem}
.doc .body h2{font-size:1.25rem}
.doc .src{font-size:.85rem;color:var(--dim);background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:.6rem .9rem;margin:0 0 1.4rem}
.role-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:.9rem}

/* ---------- footer ---------- */
footer.site{border-top:1px solid var(--line);margin-top:2rem;padding:1.4rem 0 2.4rem;font-size:.84rem;color:var(--dim)}
footer.site .row{max-width:var(--wide);margin:0 auto;padding:0 1.1rem;display:flex;gap:1.4rem;flex-wrap:wrap;justify-content:space-between}
footer.site a{color:var(--dim)}
@media (max-width:640px){
  h1{font-size:1.55rem}
  nav.site .ver{display:none}
  .prevnext{flex-direction:column}
  .prevnext a{max-width:100%}
}
@media print{
  nav.site,footer.site,.prevnext,.crumbs{display:none}
  body{background:#fff}
}

/* ---------- the home page: the cover and the first edition's record (v0.1.1) ---------- */
.hero{background:#0c2a3d;color:#e6e9ec;border-radius:14px;padding:2.6rem 2.4rem 2.2rem;margin:.4rem 0 2.2rem;display:flex;flex-wrap:wrap;gap:2.6rem;align-items:flex-start}
.hero a{color:#4ec2ea}
.hero .cover{flex:0 0 300px;display:block}
.hero .cover img{width:300px;height:auto;display:block;border:0;border-radius:4px;box-shadow:0 18px 40px rgba(0,0,0,.45)}
.hero .hero-text{flex:1 1 520px;min-width:0;display:flex;flex-direction:column;gap:.9rem}
.hero .kicker{margin:0;font-size:.88rem;color:#a8b4bd;display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}
.hero .sw{display:inline-block;width:14px;height:14px;border-radius:2px}
.hero .sw.g{background:#7bc08f}.hero .sw.y{background:#e8b64a}.hero .sw.t{background:#3b9fb0}.hero .sw.r{background:#e5625b}
.hero h1{margin:0;font-size:3.2rem;line-height:1.02;color:#fff}
.hero .sub{margin:0;font-size:1.3rem;color:#c9d3da}
.hero p{margin:0;color:#c9d3da;max-width:640px}
.cover-lines{list-style:none;margin:.3rem 0 0;padding:0;columns:2;column-gap:2rem;font-family:"Helvetica Neue Condensed","Arial Narrow","Roboto Condensed",var(--sans);font-stretch:condensed;font-weight:700;text-transform:uppercase;font-size:1.3rem;line-height:1.35;letter-spacing:.01em;color:#e6e9ec}
.cover-lines li{break-inside:avoid}
.ctas{display:flex;gap:.7rem;flex-wrap:wrap;margin-top:.4rem}
.btn{display:inline-block;border:1px solid #4ec2ea;color:#e6e9ec;font-weight:600;padding:.7rem 1.2rem;border-radius:6px;min-height:44px}
.btn:hover{text-decoration:none;background:rgba(78,194,234,.12)}
.btn.primary{background:#4ec2ea;color:#0c2a3d;font-weight:700}
.btn.primary:hover{background:#8fdcf5}
.cards.editions .card{border-top:4px solid var(--line2)}
.cards.editions .card.amazon{border-top-color:#e5625b}.cards.editions .card.leanpub{border-top-color:#3b9fb0}.cards.editions .card.github{border-top-color:#7bc08f}
a.card{color:var(--fg)} a.card:hover{text-decoration:none;border-color:var(--accent)} a.card .more{color:var(--accent-dk);font-weight:600;font-size:.88rem;margin-top:auto}
.quotes{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1rem;margin:0 0 .6rem}
.quote{margin:0;padding:.9rem 1.1rem;border-left:3px solid #e8b64a;background:var(--panel);border-radius:0 10px 10px 0;font-style:italic;color:#2b2e35}
.quote span{display:block;margin-top:.4rem;font-style:normal;font-size:.85rem;color:var(--dim)}
.making{display:grid;grid-template-columns:2fr 1fr 1fr;gap:1rem;margin:1.2rem 0}
.making .card.big{grid-row:span 3;background:#0c2a3d;color:#e6e9ec;border-color:#0c2a3d;padding:1.4rem}
.making .card.big h3{color:#fff;font-size:1.5rem;line-height:1.15}
.making .card.big p{color:#c9d3da;font-size:.95rem}
.making .card.big .k{color:#a8b4bd}
.making .card.big .more,.making .card.big a{color:#4ec2ea}
.making .card.big .stats{display:flex;gap:1.2rem;flex-wrap:wrap;margin-top:.4rem}
.making .card.big .stat{background:transparent;border:0;padding:0;margin:0}
.making .card.big .stat b{color:#4ec2ea;font-size:1.6rem}.making .card.big .stat span{color:#a8b4bd}
.twocol{display:grid;grid-template-columns:1fr 1fr;gap:2.4rem;margin-top:1rem}
.twocol h2{margin-top:1rem;font-size:1.3rem}
.twocol ul,.twocol ol{padding-left:1.3rem}
.twocol li{margin:.3rem 0}
.toc-head{display:flex;gap:1.6rem;align-items:flex-start;flex-wrap:wrap}
.toc-head .thumb{width:150px;height:auto;border-radius:4px;box-shadow:0 10px 24px rgba(12,42,61,.25);flex:0 0 auto}
.toc-head > div{flex:1 1 480px;min-width:0}
@media (max-width:900px){.making{grid-template-columns:1fr 1fr}.making .card.big{grid-column:span 2;grid-row:auto}.twocol{grid-template-columns:1fr}}
@media (max-width:640px){.hero{padding:1.6rem 1.2rem}.hero h1{font-size:2.2rem}.cover-lines{columns:1}.hero .cover{flex-basis:220px}.hero .cover img{width:220px}.making{grid-template-columns:1fr}.making .card.big{grid-column:auto}}

/* ---------- v0.2.0: published vs drafts, contributors ---------- */
.badge.draft{color:#7c3aed;border-color:#d8c8f5;background:#f5f0ff}
.note.warn{border-left-color:var(--warm)}
svg.tl{width:100%;height:auto;max-width:760px;display:block;margin:.6rem 0;background:var(--panel);border:1px solid var(--line);border-radius:8px}
table.people td:first-child{white-space:nowrap}

/* ---------- articles ---------- */
.doc .kicker{font-size:.8rem;color:var(--dim);font-family:var(--mono);margin:0 0 .4rem}
.doc .byline{font-size:.9rem;color:var(--dim);margin:.2rem 0 1rem}
ol.articles li{margin:.5rem 0}