:root{
  --bg:#1c1416;
  --bg-alt:#241a1d;
  --contrast:#f0e7dc;
  --text:#eee4da;
  --muted:#a08f8c;
  --accent:#c98f3f;
  --accent2:#8fa07c;
  --sans:system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --serif:Georgia,"Times New Roman",serif;
  --step:84px;
}

*{box-sizing:border-box}

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

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--serif);
  font-size:18px;
  line-height:1.7;
  overflow-x:hidden;
}

.wrap{max-width:1180px;margin:0 auto;padding:0 28px;width:100%}

.grid{display:grid;grid-template-columns:repeat(12,1fr);column-gap:28px}

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

a{color:var(--accent);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:#e0ab5c}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

h1,h2,h3{font-family:var(--sans);font-weight:800;margin:0}

h1{
  font-size:clamp(2.5rem,6.6vw,5rem);
  line-height:.98;
  letter-spacing:-.035em;
}

h2{
  font-size:clamp(1.45rem,2.6vw,2.05rem);
  line-height:1.08;
  letter-spacing:-.025em;
  margin:0 0 18px;
}

h3{
  font-family:var(--sans);
  font-size:1.02rem;
  font-weight:700;
  letter-spacing:-.01em;
  line-height:1.3;
  margin:30px 0 8px;
}

p{margin:0 0 18px}
p:last-child{margin-bottom:0}

/* ---------- head ---------- */

.site-head{border-bottom:1px solid #3a2b2e}

.head-in{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:10px 26px;
  padding-top:20px;
  padding-bottom:20px;
}

.brand{
  font-family:var(--sans);
  font-weight:800;
  font-size:1.18rem;
  letter-spacing:-.03em;
  color:var(--text);
  text-decoration:none;
}

.site-head nav ul{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
  margin:0;
  padding:0;
}

.site-head nav a{
  font-family:var(--sans);
  font-size:.86rem;
  letter-spacing:.01em;
  color:var(--muted);
  text-decoration:none;
}

.site-head nav a:hover,
.site-head nav a[aria-current="page"]{color:var(--accent);text-decoration:underline}

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

.hero{padding:72px 0 calc(var(--step) - 20px)}

.hero .lead-title{grid-column:1 / 9}

.hero .lead-text{grid-column:1 / 7;margin-top:30px}

.hero .lead-text p{color:var(--text)}

.hero .lead-text p + p{margin-top:0}

.index-col{grid-column:10 / 13;grid-row:1 / span 2;align-self:start}

.index-col h2{
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--accent2);
  margin-bottom:14px;
}

.index-col ol{list-style:none;margin:0;padding:0}

.index-col li{
  font-family:var(--sans);
  font-size:.83rem;
  line-height:1.35;
  padding:7px 0;
  border-top:1px solid #3a2b2e;
  display:grid;
  grid-template-columns:30px 1fr;
}

.index-col li span{color:var(--accent);font-variant-numeric:tabular-nums}

.index-col a{color:var(--muted);text-decoration:none}
.index-col a:hover{color:var(--text);text-decoration:underline}

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

.sec{padding:42px 0}
.sec.alt{background:var(--bg-alt)}

.sec .body{grid-column:1 / 8;border-top:1px solid #3a2b2e;padding-top:20px}

.sec .num{
  grid-column:10 / 13;
  grid-row:1;
  font-family:var(--sans);
  font-size:.83rem;
  font-weight:700;
  color:var(--accent);
  border-top:1px solid #3a2b2e;
  padding-top:20px;
  margin:0;
  font-variant-numeric:tabular-nums;
}

.sec .num small{display:block;font-weight:400;color:var(--accent2);font-size:.78rem;letter-spacing:.03em;margin-top:4px}

/* lists */

ul.marks{list-style:none;margin:0 0 18px;padding:0}

ul.marks li{position:relative;padding-left:24px;margin-bottom:9px}

ul.marks li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:10px;
  height:1px;
  background:var(--accent);
}

ol.steps{margin:0 0 18px;padding-left:22px}
ol.steps li{margin-bottom:9px;padding-left:4px}
ol.steps li::marker{color:var(--accent);font-family:var(--sans);font-size:.9rem}

/* ---------- main figure ---------- */

.figure-sec{padding:20px 0 42px}

.figure-sec figure{grid-column:1 / 9;margin:0}

.figure-sec figcaption{
  grid-column:10 / 13;
  align-self:end;
  font-family:var(--sans);
  font-size:.8rem;
  line-height:1.45;
  color:var(--muted);
  margin-top:14px;
}

.figure-sec .fig-note{grid-column:1 / 8;margin-top:34px}

/* ---------- contrast ---------- */

.contrast{background:var(--contrast);color:#1c1416;padding:66px 0}

.contrast h2,.contrast h3{color:#1c1416}

.contrast a{color:#8a5a15}

.contrast .figure{grid-column:1 / 6;margin:0}

.contrast figcaption{
  font-family:var(--sans);
  font-size:.79rem;
  line-height:1.45;
  color:#5d4a44;
  margin-top:12px;
}

.contrast .text{grid-column:7 / 13}

.contrast .num{
  font-family:var(--sans);
  font-size:.83rem;
  font-weight:700;
  color:#8a5a15;
  margin:0 0 10px;
  font-variant-numeric:tabular-nums;
}

.contrast ul.marks li::before{background:#8a5a15}

.contrast .sub{color:#5d4a44}

/* ---------- text pages ---------- */

.page-head{padding:64px 0 30px}
.page-head h1{grid-column:1 / 9;font-size:clamp(2rem,4.6vw,3.4rem)}
.page-head .sub{
  grid-column:1 / 7;
  margin-top:22px;
  color:var(--muted);
}
.page-head .marks-col{grid-column:10 / 13;grid-row:1 / span 2;align-self:start}

.marks-col h2{
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--accent2);
  margin-bottom:12px;
}

.marks-col ul{list-style:none;margin:0;padding:0}

.marks-col li{
  font-family:var(--sans);
  font-size:.83rem;
  line-height:1.4;
  padding:7px 0;
  border-top:1px solid #3a2b2e;
  color:var(--muted);
}

.prose{padding-bottom:var(--step)}
.prose .body{grid-column:1 / 8}
.prose .body section{border-top:1px solid #3a2b2e;padding-top:20px;margin-top:42px}
.prose .body section:first-of-type{margin-top:20px}

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

.site-foot{border-top:1px solid #3a2b2e;padding:46px 0 56px;background:var(--bg-alt)}

.foot-top{row-gap:24px}

.foot-name{grid-column:1 / 7}

.foot-name .n{
  font-family:var(--sans);
  font-weight:800;
  font-size:1.5rem;
  letter-spacing:-.03em;
  margin:0 0 8px;
}

.foot-name p{color:var(--muted);font-size:.95rem}

.foot-nav{grid-column:9 / 13}

.foot-nav h2{
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--accent2);
  margin-bottom:10px;
}

.foot-nav ul{list-style:none;margin:0;padding:0}

.foot-nav li{
  font-family:var(--sans);
  font-size:.85rem;
  padding:6px 0;
  border-top:1px solid #3a2b2e;
}

.foot-nav a{color:var(--muted);text-decoration:none}
.foot-nav a:hover{color:var(--accent);text-decoration:underline}

.foot-rule{border:0;border-top:1px solid #3a2b2e;margin:34px 0 22px}

.foot-end{grid-column:1 / 9;font-size:.92rem;color:var(--muted)}
.foot-end .mail{display:block;margin-bottom:8px;font-family:var(--sans);font-size:.95rem}

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

@media (max-width:900px){
  :root{--step:50px}

  body{font-size:17px}

  .wrap{padding:0 20px}

  .grid{grid-template-columns:1fr;column-gap:0}

  .hero{padding:44px 0 30px}
  .hero .lead-title,.hero .lead-text,.index-col{grid-column:1;grid-row:auto}

  .index-col{order:-1;margin-bottom:26px}
  .index-col ol{display:flex;flex-wrap:wrap;gap:0 18px}
  .index-col li{border-top:0;border-bottom:1px solid #3a2b2e;padding:5px 0;grid-template-columns:24px auto}

  .hero .lead-text{margin-top:22px}

  .sec{padding:25px 0}
  .sec .body,.sec .num{grid-column:1}
  .sec .num{grid-row:auto;border-top:1px solid #3a2b2e;padding-top:16px;margin-bottom:10px}
  .sec .body{border-top:0;padding-top:0}

  .figure-sec{padding:12px 0 25px}
  .figure-sec figure,.figure-sec figcaption,.figure-sec .fig-note{grid-column:1}
  .figure-sec figcaption{margin-top:10px}
  .figure-sec .fig-note{margin-top:24px}

  .contrast{padding:40px 0}
  .contrast .figure,.contrast .text{grid-column:1}
  .contrast .text{margin-top:26px}

  .page-head{padding:38px 0 20px}
  .page-head h1,.page-head .sub,.page-head .marks-col{grid-column:1;grid-row:auto}
  .page-head .marks-col{order:-1;margin-bottom:22px}
  .marks-col ul{display:flex;flex-wrap:wrap;gap:0 18px}
  .marks-col li{border-top:0;border-bottom:1px solid #3a2b2e}

  .prose .body{grid-column:1}
  .prose .body section{margin-top:28px}

  .foot-name,.foot-nav,.foot-end{grid-column:1}
  .foot-nav ul{display:flex;flex-wrap:wrap;gap:0 18px}
  .foot-nav li{border-top:0;border-bottom:1px solid #3a2b2e}
}

@media (max-width:1080px) and (min-width:901px){
  .sec .body,.page-head h1{grid-column:1 / 9}
  .figure-sec figure{grid-column:1 / 10}
}