:root{
  --bg:#f6f0e6;
  --bg-alt:#eadcc6;
  --bg-dark:#4a2b1b;
  --ink:#2c1f15;
  --ink-soft:#7c6a55;
  --ink-inv:#f6f0e6;
  --accent:#a9631d;
  --accent2:#2a3f63;
  --rule:#c8b393;
  --mono:ui-monospace,Consolas,'Liberation Mono',monospace;
  --sans:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --gap:0;
}

*{box-sizing:border-box;}

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

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.75;
  overflow-x:hidden;
}

.wrap{
  width:100%;
  max-width:1120px;
  margin:0 auto;
  padding:0 20px;
}

a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
a:hover{text-decoration-thickness:2px;}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}

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

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

h1,h2,h3,.label,.num,.navlink,.footcell h2{
  font-family:var(--mono);
  text-transform:uppercase;
  font-weight:600;
}

h1{
  font-size:clamp(1.6rem,4.6vw,2.65rem);
  line-height:1.22;
  letter-spacing:.045em;
  margin:0;
  padding:26px 0;
}

h2{
  font-size:clamp(1.05rem,2.2vw,1.32rem);
  letter-spacing:.11em;
  line-height:1.45;
  margin:0 0 18px;
}

h3{
  font-size:.95rem;
  letter-spacing:.1em;
  line-height:1.5;
  margin:26px 0 10px;
  color:var(--accent2);
}

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

.label{
  font-size:.7rem;
  letter-spacing:.2em;
  color:var(--accent2);
  margin:0 0 12px;
  display:block;
}

.num{
  font-size:.72rem;
  letter-spacing:.2em;
  color:var(--accent2);
}

.lead{font-size:1.06rem;}
.cap{
  font-family:var(--mono);
  font-size:.7rem;
  letter-spacing:.13em;
  line-height:1.7;
  color:var(--ink-soft);
  text-transform:uppercase;
}

/* ---------- rules ---------- */

.thread{border:0;margin:0;height:auto;}
.thread::before,.thread::after{content:"";display:block;}
.thread::before{height:2px;background:var(--accent);}
.thread::after{height:1px;background:var(--accent2);margin-top:6px;}

.thread-inv::before{background:#c98b46;}
.thread-inv::after{background:#8fa2c4;}

/* ---------- header / nav ---------- */

.site-head{padding-top:22px;}
.head-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:10px 24px;
  padding-bottom:14px;
}
.brand{
  font-family:var(--mono);
  text-transform:uppercase;
  letter-spacing:.28em;
  font-size:1rem;
  font-weight:700;
  color:var(--ink);
  text-decoration:none;
}
.brand:hover{color:var(--accent);}
.brand span{color:var(--accent);}
.site-nav ul{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:6px 20px;
  margin:0;
  padding:0;
}
.navlink{
  font-size:.71rem;
  letter-spacing:.16em;
  color:var(--ink-soft);
  text-decoration:none;
}
.navlink:hover,.navlink[aria-current="page"]{color:var(--accent);}
.navlink[aria-current="page"]{border-bottom:2px solid var(--accent);}

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

.hero{padding-bottom:0;}
.hero-title{
  border-top:1px solid var(--rule);
  border-bottom:1px solid var(--rule);
}
.hero h1{max-width:75%;}

.hero-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  margin-top:-1px;
}
.cell{
  border:1px solid var(--rule);
  padding:22px;
  margin:-1px 0 0 -1px;
  min-width:0;
}
.cell--intro{grid-column:span 5;}
.cell--topics{grid-column:span 4;}
.cell--pause{grid-column:span 3;background:var(--bg-alt);}

.topiclist{list-style:none;margin:0;padding:0;}
.topiclist li{
  position:relative;
  padding-left:20px;
  font-size:.92rem;
  line-height:1.6;
  margin-bottom:9px;
}
.topiclist li::before{
  content:"";
  position:absolute;
  left:0;top:.55em;
  width:8px;height:8px;
  background:var(--accent);
}

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

.band{padding:0 0 72px;}
.band > .wrap > .thread{margin-bottom:40px;}
.band--alt{background:var(--bg-alt);padding-top:72px;margin-top:72px;}
.band--dark{
  background:var(--bg-dark);
  color:var(--ink-inv);
  padding-top:72px;
  margin-top:72px;
}
.band--dark h2,.band--dark h3{color:var(--ink-inv);}
.band--dark .label,.band--dark .num{color:#c9b08f;}
.band--dark .cap{color:#c0aa8e;}
.band--dark a{color:#e0a259;}
.band--dark .cell{border-color:#7a5136;}
.band--dark .topiclist li::before{background:#e0a259;}
.band--dark a:focus-visible{outline-color:#e0a259;}
.band--top{padding-top:56px;}

.sechead{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:0 24px;
  align-items:start;
  margin-bottom:8px;
}
.sechead .num{grid-column:span 2;padding-top:.35em;}
.sechead h2{grid-column:span 10;}

.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:0 40px;
}
.c4{grid-column:span 4;min-width:0;}
.c5{grid-column:span 5;min-width:0;}
.c6{grid-column:span 6;min-width:0;}
.c7{grid-column:span 7;min-width:0;}
.c8{grid-column:span 8;min-width:0;}
.c9{grid-column:span 9;min-width:0;}
.prose{max-width:64ch;}

/* ---------- figures ---------- */

.figure-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  align-items:stretch;
}
.figbox{
  grid-column:span 6;
  border:1px solid var(--rule);
  padding:12px;
  margin-right:-1px;
  min-width:0;
}
.figbox img{width:100%;}
.figside{
  grid-column:span 6;
  border:1px solid var(--rule);
  padding:22px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  min-width:0;
}

.detail-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:0 40px;
  align-items:start;
}
.detail-fig{grid-column:2 / span 4;margin:0;min-width:0;}
.detail-fig img{width:100%;border:1px solid #7a5136;}
.detail-fig figcaption{margin-top:12px;}
.detail-text{grid-column:7 / span 6;min-width:0;}

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

.checks{
  display:grid;
  grid-template-columns:1fr 1fr;
  list-style:none;
  margin:0;
  padding:0;
}
.checks li{
  border:1px solid var(--rule);
  margin:-1px 0 0 -1px;
  padding:16px 18px 16px 40px;
  position:relative;
  font-size:.95rem;
  line-height:1.6;
  min-width:0;
}
.checks li::before{
  content:"";
  position:absolute;
  left:18px;top:1.42em;
  width:9px;height:9px;
  background:var(--accent);
}
.band--dark .checks li{border-color:#7a5136;}
.band--dark .checks li::before{background:#e0a259;}

/* ---------- steps ---------- */

.steps{
  counter-reset:step;
  list-style:none;
  margin:0;
  padding:0;
}
.steps > li{
  border-top:1px solid var(--rule);
  padding:20px 0 20px 0;
  display:grid;
  grid-template-columns:56px 1fr;
  gap:0 16px;
}
.steps > li:last-child{border-bottom:1px solid var(--rule);}
.steps > li::before{
  counter-increment:step;
  content:counter(step,decimal-leading-zero);
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.16em;
  color:var(--accent2);
  padding-top:.45em;
}
.steps h3{margin-top:0;}

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

.about-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:0 40px;
}
.about-side{
  grid-column:span 3;
  border-right:1px solid var(--rule);
  padding-right:24px;
  min-width:0;
}
.about-main{grid-column:5 / span 8;min-width:0;max-width:66ch;}
.marklist{list-style:none;margin:0;padding:0;}
.marklist li{
  position:relative;
  padding-left:18px;
  font-family:var(--mono);
  font-size:.7rem;
  letter-spacing:.13em;
  text-transform:uppercase;
  line-height:1.6;
  margin-bottom:14px;
  color:var(--ink-soft);
}
.marklist li::before{
  content:"";
  position:absolute;
  left:0;top:.5em;
  width:7px;height:7px;
  background:var(--accent2);
}

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

.doc{max-width:70ch;}
.doc h2{margin-top:44px;}
.doc h2:first-of-type{margin-top:0;}
.doc ul{padding-left:20px;margin:0 0 18px;}
.doc li{margin-bottom:8px;}

.contactbox{
  border:1px solid var(--rule);
  padding:22px;
  margin-top:36px;
}
.contactbox p{margin:0;}

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

.site-foot{
  margin-top:72px;
  padding-bottom:56px;
}
.foot-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  margin-top:36px;
}
.footcell{
  border:1px solid var(--rule);
  margin:-1px 0 0 -1px;
  padding:20px;
  min-width:0;
}
.footcell h2{
  font-size:.7rem;
  letter-spacing:.18em;
  color:var(--accent2);
  margin:0 0 12px;
}
.footcell p{font-size:.88rem;line-height:1.65;margin:0;color:var(--ink-soft);}
.footcell .fname{
  font-family:var(--mono);
  letter-spacing:.26em;
  font-size:.95rem;
  color:var(--ink);
  text-transform:uppercase;
}
.footcell ul{list-style:none;margin:0;padding:0;}
.footcell li{margin-bottom:7px;font-size:.88rem;}
.footcell a{color:var(--accent);}

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

@media (max-width:900px){
  .hero h1{max-width:100%;}
  .cell--intro{grid-column:span 12;}
  .cell--topics{grid-column:span 12;}
  .cell--pause{display:none;}
  .c4,.c5,.c6,.c7,.c8,.c9{grid-column:span 12;}
  .grid{gap:28px 0;}
  .sechead .num{grid-column:span 12;margin-bottom:6px;}
  .sechead h2{grid-column:span 12;}
  .figbox,.figside{grid-column:span 12;margin-right:0;}
  .figside{margin-top:-1px;}
  .detail-fig{grid-column:span 12;}
  .detail-text{grid-column:span 12;margin-top:28px;}
  .about-side{
    grid-column:span 12;
    border-right:0;
    border-bottom:1px solid var(--rule);
    padding:0 0 20px;
    margin-bottom:26px;
  }
  .about-main{grid-column:span 12;}
  .foot-grid{grid-template-columns:1fr;}
}

@media (max-width:620px){
  body{font-size:16px;}
  .band{padding-bottom:44px;}
  .band--alt,.band--dark{padding-top:44px;margin-top:44px;}
  .band--top{padding-top:36px;}
  .site-foot{margin-top:44px;}
  .checks{grid-template-columns:1fr;}
  .cell{padding:18px;}
  .steps > li{grid-template-columns:1fr;gap:4px;}
  .steps > li::before{padding-top:0;}
  h1{padding:20px 0;}
}