:root{
  --bg:#f4ece0;
  --bg-alt:#e8dbc7;
  --dark:#33231a;
  --ink:#2a2119;
  --muted:#7d6f5c;
  --accent:#b0512c;
  --accent2:#37596b;
  --rule:6px;
  --cell:5px;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:18px;
  line-height:1.9;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}

h1,h2,h3{
  font-family:Georgia,'Times New Roman',serif;
  font-weight:400;
  line-height:1.3;
  margin:0 0 22px;
}
h1{font-size:clamp(30px,4.6vw,52px);}
h2{font-size:clamp(24px,3vw,33px);}
h3{font-size:clamp(19px,2vw,23px);}
p{margin:0 0 26px;}
a{color:var(--accent);text-underline-offset:4px;text-decoration-thickness:1px;}
a:hover{text-decoration:none;}
a:focus-visible,summary:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:3px;
}

.caption{font-size:14px;line-height:1.6;color:var(--muted);margin:0;}
.num{
  font-size:14px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--accent2);
  margin:0 0 14px;
  display:block;
}

.wrap{max-width:1280px;margin:0 auto;}

/* ---------- grid sections ---------- */
.band{
  border-bottom:var(--rule) solid var(--dark);
  background:var(--bg);
}
.band--alt{background:var(--bg-alt);}
.band--dark{background:var(--dark);color:var(--bg);}
.band--dark h2,.band--dark h3{color:var(--bg);}
.band--dark .num{color:#c9b79c;}
.band--dark .caption{color:#c0ad93;}
.band--dark a{color:#e2a184;}

.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:0;
  max-width:1280px;
  margin:0 auto;
}
.cell{padding:72px 44px;}
.c3{grid-column:span 3;}
.c4{grid-column:span 4;}
.c5{grid-column:span 5;}
.c7{grid-column:span 7;}
.c8{grid-column:span 8;}
.c12{grid-column:span 12;}
.bl{border-left:var(--cell) solid var(--dark);}

/* ---------- masthead ---------- */
.masthead{
  background:var(--bg-alt);
  border-bottom:var(--rule) solid var(--dark);
}
.masthead-inner{
  max-width:1280px;
  margin:0 auto;
  padding:20px 44px;
  display:flex;
  flex-wrap:wrap;
  gap:14px 30px;
  align-items:baseline;
  justify-content:space-between;
}
.brand{
  font-family:Georgia,'Times New Roman',serif;
  font-size:23px;
  letter-spacing:.05em;
  color:var(--ink);
  text-decoration:none;
}
.brand span{color:var(--accent);}
.masthead nav ul{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;gap:8px 26px;
}
.masthead nav a{
  font-size:15px;
  color:var(--ink);
  text-decoration:none;
  border-bottom:2px solid transparent;
  padding-bottom:2px;
}
.masthead nav a:hover,.masthead nav a[aria-current="page"]{
  border-bottom-color:var(--accent);
}

/* ---------- hero ---------- */
.hero{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  border-bottom:var(--rule) solid var(--dark);
  max-width:1280px;
  margin:0 auto;
}
.hero-title{
  grid-column:span 7;
  grid-row:span 2;
  padding:78px 44px 64px;
  background:var(--bg);
  border-right:var(--cell) solid var(--dark);
}
.hero-title h1{max-width:12ch;margin-bottom:0;}
.hero-lead{
  grid-column:span 5;
  padding:56px 44px;
  background:var(--accent);
  color:#fbf3e8;
  border-bottom:var(--cell) solid var(--dark);
}
.hero-lead p{margin:0;font-size:19px;}
.hero-block{
  grid-column:span 5;
  background:var(--accent2);
  min-height:120px;
}
.hero-jump{
  grid-column:span 12;
  border-top:var(--cell) solid var(--dark);
  padding:22px 44px;
  background:var(--bg-alt);
}
.hero-jump ul{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;gap:10px 30px;
  font-size:15px;
}
.hero-jump a{color:var(--ink);text-decoration:none;border-bottom:2px solid var(--accent);padding-bottom:2px;}
.hero-jump a:hover{border-bottom-color:var(--accent2);}

/* ---------- figures ---------- */
.figure-main{margin:0;}
.figure-main img{
  border:5px solid var(--dark);
  width:100%;
}
.figure-detail{margin:0 0 22px;}
.figure-detail img{border:5px solid var(--bg);width:100%;}

/* ---------- lists ---------- */
ul.checklist,ol.steps{
  margin:0 0 26px;
  padding-left:0;
  list-style:none;
}
ul.checklist li{
  position:relative;
  padding-left:26px;
  margin-bottom:14px;
}
ul.checklist li::before{
  content:"";
  position:absolute;left:0;top:13px;
  width:10px;height:10px;
  background:var(--accent);
}
.band--dark ul.checklist li::before{background:#e2a184;}
ol.steps{counter-reset:s;}
ol.steps li{
  counter-increment:s;
  position:relative;
  padding-left:44px;
  margin-bottom:16px;
}
ol.steps li::before{
  content:counter(s,decimal-leading-zero);
  position:absolute;left:0;top:0;
  font-size:14px;
  letter-spacing:.1em;
  color:var(--accent2);
}
dl{margin:0 0 26px;}
dt{font-family:Georgia,'Times New Roman',serif;font-size:20px;margin-bottom:6px;}
dd{margin:0 0 22px;color:var(--ink);}

/* ---------- about panel ---------- */
.panel{border-bottom:var(--rule) solid var(--dark);}
.panel-inner{max-width:1280px;margin:0 auto;padding:72px 44px;}
.panel-inner > *{max-width:none;}
.panel--tall .panel-inner{padding:96px 44px;}
.panel-text{max-width:62ch;}

/* ---------- footer ---------- */
.site-footer{border-top:var(--rule) solid var(--dark);}
.footer-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  max-width:1280px;
  margin:0 auto;
}
.f1{grid-column:span 4;background:var(--bg-alt);padding:48px 44px;}
.f2{grid-column:span 3;background:var(--bg);padding:48px 44px;border-left:var(--cell) solid var(--dark);}
.f3{grid-column:span 5;background:var(--dark);color:var(--bg);padding:48px 44px;border-left:var(--cell) solid var(--dark);}
.f3 a{color:#e2a184;}
.f1 .brand{font-size:26px;}
.f2 ul{list-style:none;margin:0;padding:0;font-size:16px;line-height:2.1;}
.f2 a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--accent);}
.f3 p{margin:0 0 14px;font-size:16px;}
.f3 p:last-child{margin:0;}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .cell{padding:52px 26px;}
  .masthead-inner{padding:18px 26px;}
  .hero-title{padding:52px 26px 44px;}
  .hero-lead{padding:40px 26px;}
  .hero-jump{padding:20px 26px;}
  .panel-inner,.panel--tall .panel-inner{padding:52px 26px;}
  .f1,.f2,.f3{padding:36px 26px;}
  .hero-title,.hero-lead,.hero-block,.hero-jump{grid-column:span 12;grid-row:auto;}
  .hero-title{border-right:0;border-bottom:var(--cell) solid var(--dark);}
  .hero-block{min-height:64px;border-bottom:var(--cell) solid var(--dark);}
  .hero-lead{border-bottom:var(--cell) solid var(--dark);}
  .hero-jump{border-top:0;}
  .c3,.c4,.c5,.c7,.c8{grid-column:span 12;}
  .bl{border-left:0;border-top:var(--cell) solid var(--dark);}
  .f1,.f2,.f3{grid-column:span 12;}
  .f2,.f3{border-left:0;border-top:var(--cell) solid var(--dark);}
}
@media (max-width:520px){
  body{font-size:17px;}
  .cell{padding:44px 20px;}
  .masthead-inner{padding:16px 20px;}
  .hero-title{padding:44px 20px 36px;}
  .hero-lead,.hero-jump{padding:32px 20px;}
  .panel-inner,.panel--tall .panel-inner{padding:44px 20px;}
  .f1,.f2,.f3{padding:32px 20px;}
}