:root{
  --bg:#f3eeea;
  --bg-alt:#e6ddd6;
  --dark:#3b2029;
  --text:#241b1d;
  --muted:#7b6a68;
  --accent:#8b2f45;
  --accent2:#a8642e;
  --line:#cfc0b9;
  --sec-bg:var(--bg);
  --serif:Georgia,'Times New Roman',serif;
  --sans:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --gap:72px;
}

*{box-sizing:border-box}

html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.8;
  overflow-x:hidden;
}

img{max-width:100%;height:auto;display:block}

a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.wrap{max-width:1120px;margin:0 auto;padding:0 22px}

/* ---------- header / navigation ---------- */

.site-head{border-bottom:1px solid var(--line);background:var(--bg)}
.head-inner{
  display:flex;flex-wrap:wrap;align-items:baseline;
  gap:10px 28px;padding-top:20px;padding-bottom:18px;
}
.brand{
  font-family:var(--serif);font-size:23px;letter-spacing:.02em;
  color:var(--text);text-decoration:none;line-height:1.2;
}
.brand:hover{color:var(--accent)}
.site-nav{margin-left:auto}
.site-nav ul{list-style:none;display:flex;flex-wrap:wrap;gap:6px 22px;margin:0;padding:0}
.site-nav a{
  font-size:15px;color:var(--text);text-decoration:none;
  padding-bottom:3px;border-bottom:1px solid transparent;
}
.site-nav a:hover{color:var(--accent);border-bottom-color:var(--accent)}
.site-nav a[aria-current="page"]{border-bottom-color:var(--accent2);color:var(--accent)}

/* ---------- weave separator ---------- */

.weave{position:relative;height:9px;margin:0}
.weave::before,.weave::after{content:"";position:absolute;left:0;right:0}
.weave::before{top:0;border-top:2px solid var(--accent)}
.weave::after{top:8px;border-top:1px solid var(--accent2)}

/* ---------- grid cells ---------- */

.cells{
  display:grid;grid-template-columns:repeat(12,1fr);
  gap:1px;background:var(--line);
  border:1px solid var(--line);
}
.cells>*{background:var(--sec-bg);padding:22px 24px}
.c3{grid-column:span 3}
.c4{grid-column:span 4}
.c5{grid-column:span 5}
.c6{grid-column:span 6}
.c7{grid-column:span 7}
.c8{grid-column:span 8}
.c9{grid-column:span 9}
.c12{grid-column:span 12}
.cell-blank{min-height:64px}

/* ---------- typography ---------- */

h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.05;margin:0}
h1{font-size:clamp(34px,5.4vw,60px);letter-spacing:-.01em}
h2{font-size:clamp(24px,2.6vw,31px);line-height:1.12;margin-bottom:14px}
h3{font-size:20px;line-height:1.25;margin:28px 0 8px}
p{margin:0 0 18px;max-width:74ch}
p:last-child{margin-bottom:0}

.lead{font-size:18px}
.caption{font-size:13px;color:var(--muted);line-height:1.6}
.marker{
  font-family:var(--serif);font-size:14px;color:var(--accent2);
  display:block;margin-bottom:10px;
}

/* ---------- hero ---------- */

.hero{padding:56px 0 0}
.hero-title{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:34px 0 36px;
}
.hero-title h1{max-width:none;width:75%}
.hero-cells{margin-top:38px}
.hero-cells .topics{margin:0;padding:0;list-style:none;font-size:15px;line-height:1.7}
.hero-cells .topics li{padding-left:18px;position:relative;margin-bottom:7px}
.hero-cells .topics li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:7px;height:7px;background:var(--accent);
}

/* ---------- sections ---------- */

.section{padding:var(--gap) 0;--sec-bg:var(--bg)}
.section.alt{background:var(--bg-alt);--sec-bg:var(--bg-alt)}
.section>.wrap>.weave,.dark>.wrap>.weave{margin-bottom:40px}
.text-block{max-width:74ch}
.split{display:grid;grid-template-columns:repeat(12,1fr);gap:32px}
.split .side{grid-column:span 4}
.split .body{grid-column:span 8}
.side .note{font-size:15px;color:var(--muted);line-height:1.7;border-left:2px solid var(--accent2);padding-left:14px}

/* ---------- image blocks ---------- */

.figure-cells{margin-top:8px}
.figure-cells .fig-img{padding:0}
.figure-cells .fig-img img{width:100%}
.figure-cells .fig-note{display:flex;flex-direction:column;justify-content:flex-end}

/* ---------- checklist ---------- */

.check{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:1px;background:var(--line);border:1px solid var(--line);
  list-style:none;margin:26px 0 0;padding:0;
}
.check li{background:var(--sec-bg);padding:16px 20px;font-size:16px;line-height:1.65;position:relative;padding-left:40px}
.check li::before{
  content:"";position:absolute;left:20px;top:1.5em;
  width:8px;height:8px;background:var(--accent2);
}

/* ---------- dark contrast section ---------- */

.dark{
  background:var(--dark);color:var(--bg);
  --sec-bg:var(--dark);--line:#5c4149;
  padding:var(--gap) 0;
}
.dark h2,.dark h3{color:var(--bg)}
.dark .caption{color:#c6afac}
.dark .marker{color:#d7a071}
.dark a{color:#e9b9a0}
.dark a:focus-visible{outline-color:#e9b9a0}
.dark .weave::before{border-top-color:#c26b81}
.dark .weave::after{border-top-color:#d7a071}
.dark-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:34px;align-items:start;margin-top:40px}
.dark-grid .dk-text{grid-column:1 / span 6}
.dark-grid .dk-fig{grid-column:8 / span 5;margin:0}
.dark-grid .dk-fig img{width:100%;border:1px solid #5c4149}
.dark-grid .dk-fig figcaption{margin-top:12px;font-size:13px;line-height:1.6;color:#c6afac}

/* ---------- about layout ---------- */

.about-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:0;margin-top:8px}
.about-side{grid-column:span 3;padding-right:28px}
.about-body{grid-column:5 / span 8;padding-left:34px;border-left:1px solid var(--line)}
.about-side ul{list-style:none;margin:0;padding:0;font-size:15px;line-height:1.6}
.about-side li{position:relative;padding-left:18px;margin-bottom:14px;color:var(--muted)}
.about-side li::before{content:"";position:absolute;left:0;top:.6em;width:7px;height:7px;background:var(--accent2)}

/* ---------- doc pages ---------- */

.doc{padding:52px 0 var(--gap)}
.doc h2{margin-top:44px}
.doc h2:first-of-type{margin-top:34px}
.doc ul{padding-left:20px;max-width:74ch}
.doc li{margin-bottom:8px}
.page-head{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 0 32px;margin-bottom:34px}
.page-head h1{width:82%}
.page-head p{margin:18px 0 0;color:var(--muted);max-width:70ch}

/* ---------- footer ---------- */

.site-foot{background:var(--bg-alt);--sec-bg:var(--bg-alt);padding:48px 0 56px;border-top:2px solid var(--accent)}
.foot-cells{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.foot-cells>*{background:var(--bg-alt);padding:22px 22px 26px;font-size:15px;line-height:1.7}
.foot-cells h2{font-size:19px;margin-bottom:8px}
.foot-cells ul{list-style:none;margin:0;padding:0}
.foot-cells li{margin-bottom:5px}
.foot-cells a{color:var(--accent)}
.foot-note{font-size:14px;color:var(--muted)}
.foot-tail{margin-top:22px;font-size:13px;color:var(--muted)}

/* ---------- responsive ---------- */

@media (max-width:900px){
  :root{--gap:52px}
  .hero-title h1{width:100%}
  .c3,.c4,.c5,.c6,.c7,.c8,.c9{grid-column:span 12}
  .cell-blank{display:none}
  .split .side,.split .body{grid-column:span 12}
  .dark-grid{gap:26px}
  .dark-grid .dk-text,.dark-grid .dk-fig{grid-column:1 / span 12}
  .about-side,.about-body{grid-column:1 / span 12;padding:0}
  .about-body{border-left:0;border-top:1px solid var(--line);padding-top:24px;margin-top:8px}
  .foot-cells{grid-template-columns:1fr}
  .page-head h1{width:100%}
}

@media (max-width:640px){
  :root{--gap:44px}
  body{font-size:16px}
  .wrap{padding:0 16px}
  .hero{padding-top:34px}
  .head-inner{padding-bottom:14px}
  .site-nav{margin-left:0;width:100%}
  .site-nav ul{gap:6px 16px}
  .check{grid-template-columns:1fr}
  .cells>*{padding:18px}
}