:root{--paper:#F5F2EB;--paper-deep:#EDE8DC;--line:#CFC6B4;--line-soft:#E2DCCE;--ink:#15181B;--graphite:#3A4149;--slate:#667079;--verm:#D9451C;--verm-deep:#B4340E;--blue:#3B6EA5;--teal:#1E7A74;--amber:#E0A02A;--serif:'Newsreader','Iowan Old Style',Georgia,serif;--mono:'IBM Plex Mono',Consolas,monospace}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font:400 19px/1.65 var(--serif);-webkit-font-smoothing:antialiased}
a{color:var(--verm);text-decoration:none}
a:hover{color:var(--verm-deep)}
p{text-wrap:pretty}
h1,h2,h3{text-wrap:balance;line-height:1.12;font-weight:700;letter-spacing:-.01em}
.wrap{max-width:1080px;margin:0 auto;padding:0 28px}
.mono{font-family:var(--mono)}
.kicker{font:700 12px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--verm)}
.rule{width:44px;height:4px;background:var(--verm);border:none;margin:18px 0 26px}
/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(245,242,235,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line-soft)}
.nav .wrap{display:flex;align-items:center;gap:32px;height:64px}
.brand{font:700 17px/1 var(--mono);letter-spacing:.24em;color:var(--ink)}
.brand .dot{color:var(--verm)}
.nav-links{display:flex;gap:26px;margin-left:auto}
.nav-links a{font:500 11.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--graphite)}
.nav-links a:hover{color:var(--verm)}
.nav-cta{font:700 11.5px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;background:var(--ink);color:var(--paper);padding:11px 18px;border-radius:3px}
.nav-cta:hover{background:var(--verm);color:var(--paper)}
/* hero */
.hero{padding:88px 0 96px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:72px;align-items:center}
.hero h1{font-size:56px;margin:22px 0 24px}
.hero .sub{font-style:italic;font-size:24px;color:var(--graphite);margin-bottom:18px}
.hero .lead{font-size:19px;color:var(--graphite);max-width:52ch}
.hero-meta{font:500 12px/1.8 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--slate);margin-top:26px}
.cta-row{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.btn{font:700 12.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;padding:16px 24px;border-radius:3px;display:inline-block}
.btn-primary{background:var(--verm);color:#fff}
.btn-primary:hover{background:var(--verm-deep);color:#fff}
.btn-ghost{border:1px solid var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}
.cover-slot{display:flex;justify-content:center}
.cover-slot img{display:block;width:100%;height:auto;max-width:360px;box-shadow:0 2px 8px rgba(21,24,27,.18),0 30px 70px rgba(21,24,27,.3);border-radius:2px}
/* bands */
section{padding:92px 0}
.band-dark{background:var(--ink);color:var(--paper)}
.band-deep{background:var(--paper-deep)}
.sec-head{max-width:640px;margin-bottom:56px}
.sec-head h2{font-size:38px;margin-top:20px}
.sec-head .sec-lead{font-size:19px;color:var(--graphite);margin-top:16px}
.band-dark .sec-head .sec-lead{color:#B8BDC3}
/* epigraph */
.epigraph{padding:72px 0;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);text-align:center}
.epigraph blockquote{font-style:italic;font-size:27px;line-height:1.45;max-width:640px;margin:0 auto;color:var(--graphite)}
.epigraph cite{display:block;font:500 12px/1 var(--mono);letter-spacing:.26em;color:var(--slate);margin-top:22px;font-style:normal}
/* tax */
.tax-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.tax-grid p+p{margin-top:18px}
.pull{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:34px 8px;text-align:center;font-style:italic;font-size:30px;line-height:1.3}
.pull .mark{color:var(--verm)}
/* chain */
.chain{margin-top:64px}
.chain-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;align-items:center}
.chain-pill{font:700 12px/1 var(--mono);letter-spacing:.14em;padding:15px 20px;border-radius:3px;background:var(--ink);color:var(--paper);white-space:nowrap}
.chain-pill.hot{background:var(--verm)}
.chain-dash{width:14px;height:1px;background:var(--slate);flex:none}
.chain-down{text-align:center;color:var(--verm);font-size:22px;padding:12px 0}
.chain-cap{text-align:center;font:500 12px/1.7 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--slate);margin-top:30px}
/* method */
.intro-note{max-width:640px;margin-bottom:52px;font-size:19px;color:#B8BDC3}
.parts{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.part-card{border:1px solid #2A3036;border-radius:4px;padding:34px 32px 30px;background:#1A1E22}
.part-label{font:700 12px/1 var(--mono);letter-spacing:.22em;color:var(--verm)}
.part-card h3{font-size:27px;margin:14px 0 12px;color:var(--paper)}
.part-line{font-size:16.5px;font-style:italic;color:#B8BDC3;margin-bottom:22px}
.chap{display:flex;gap:14px;padding:10px 0;border-top:1px solid #2A3036;align-items:baseline}
.chap .n{font:700 12.5px/1.6 var(--mono);color:var(--verm);flex:none;width:22px}
.chap .t{font-size:16.5px;color:var(--paper)}
.part-grid{display:grid;grid-template-columns:repeat(13,1fr);gap:4px;margin-top:24px}
.part-grid span{aspect-ratio:1;border-radius:2px}
.backmatter{display:flex;gap:10px 26px;flex-wrap:wrap;margin-top:40px;padding-top:26px;border-top:1px solid #2A3036}
.backmatter span{font:500 12px/1.8 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:#8A929A}
.backmatter b{color:var(--paper);font-weight:500}
/* traditions */
.trad{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.trad-card{border-top:3px solid var(--ink);padding-top:20px}
.trad-card.c1{border-color:var(--blue)}.trad-card.c2{border-color:var(--teal)}.trad-card.c3{border-color:var(--verm)}.trad-card.c4{border-color:var(--amber)}.trad-card.c5{border-color:var(--ink)}
.trad-card h3{font-size:20px;margin-bottom:4px}
.trad-card .works{font:500 11px/1.6 var(--mono);letter-spacing:.06em;color:var(--slate);text-transform:uppercase;margin-bottom:12px}
.trad-card p{font-size:15.5px;color:var(--graphite);line-height:1.55}
/* toolkit */
.tools{display:grid;grid-template-columns:1fr 1fr;gap:0 48px}
.tool{display:flex;gap:18px;padding:17px 0;border-bottom:1px solid var(--line);align-items:baseline}
.tool .id{font:700 12.5px/1.6 var(--mono);color:var(--verm);flex:none;width:34px}
.tool .name{font-size:18.5px;font-weight:700}
.tool .what{font-size:15px;color:var(--slate);margin-left:auto;text-align:right;font-style:italic}
/* author */
.author-grid{display:grid;grid-template-columns:220px 1fr;gap:56px;align-items:start}
.author-grid img{display:block;width:100%;height:auto;border-radius:3px;background:var(--paper-deep);border:1px solid var(--line-soft);padding:14px 14px 0;filter:grayscale(12%)}
.author-grid .bio{font-size:19px;color:var(--graphite)}
.author-grid .bio p+p{margin-top:16px}
.author-link{font:700 12px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;display:inline-block;margin-top:24px}
/* footer */
.foot-cta{background:var(--ink);color:var(--paper);text-align:center;padding:100px 0}
.foot-cta h2{font-size:42px;max-width:20ch;margin:20px auto 16px}
.foot-cta p{color:#B8BDC3;max-width:52ch;margin:0 auto}
footer{background:var(--ink);color:#8A929A;border-top:1px solid #2A3036;padding:34px 0}
footer .wrap{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
footer .fine{font:400 12px/1.7 var(--mono);letter-spacing:.04em}
footer .fine a{color:#B8BDC3}
footer .fine a:hover{color:var(--paper)}
footer .brand{color:var(--paper);margin-right:auto}
@media(max-width:900px){
.hero .wrap{grid-template-columns:1fr;gap:56px}
.hero h1{font-size:42px}
.cover-slot{order:-1}
.tax-grid,.parts,.tools,.author-grid{grid-template-columns:1fr}
.trad{grid-template-columns:1fr 1fr}
.nav-links{display:none}
section{padding:72px 0}
}