:root{
  --bg:#eef4f1;
  --bg-alt:#dfeae5;
  --bg-dark:#1c2a28;
  --ink:#16211f;
  --ink-soft:#5f7370;
  --ink-light:#eef4f1;
  --ink-light-soft:#a9bcb8;
  --accent:#2f6f63;
  --accent-dark-bg:#8fc2b6;
  --accent-2:#c25340;
  --gap:24px;
}

*{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:17px;
  line-height:1.7;
  overflow-x:hidden;
}

.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gap);
  max-width:1180px;
  margin:0 auto;
  padding:0 28px;
}

p{margin:0 0 20px;}
p:last-child{margin-bottom:0;}

a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
a:hover{text-decoration-thickness:2px;}

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

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

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

.site-header{padding-top:26px;}

.site-header .brand{
  grid-column:1 / span 4;
  font-size:13px;
  letter-spacing:.22em;
  text-transform:uppercase;
  font-weight:700;
  margin:0;
}

.site-header .brand a{color:var(--ink);text-decoration:none;}

.site-nav{grid-column:5 / span 8;}

.site-nav ul{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px 30px;
  justify-content:flex-end;
  font-size:13px;
  letter-spacing:.14em;
  text-transform:uppercase;
}

.site-nav a{color:var(--ink-soft);text-decoration:none;}
.site-nav a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:5px;}

.nav-rule{
  grid-column:1 / span 5;
  height:1px;
  background:var(--accent);
  margin-top:20px;
}

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

.hero{padding-top:56px;padding-bottom:8px;}

h1{
  grid-column:1 / span 7;
  display:grid;
  grid-template-columns:repeat(7,1fr);
  column-gap:var(--gap);
  margin:0;
  font-size:clamp(34px,5vw,60px);
  line-height:1.04;
  letter-spacing:-.025em;
  font-weight:700;
}

h1 .l1{grid-column:3 / span 5;}
h1 .l2{grid-column:1 / span 7;}

.hero-topics{
  grid-column:10 / span 3;
  align-self:end;
  font-size:13px;
  line-height:1.5;
  color:var(--ink-soft);
}

.hero-topics ul{list-style:none;margin:0;padding:0;}

.hero-topics li{
  border-top:1px solid rgba(95,115,112,.4);
  padding:9px 0;
}

.hero-topics li:last-child{border-bottom:1px solid rgba(95,115,112,.4);}

.hero-topics .num{color:var(--accent-2);margin-right:8px;}

.hero-lead{
  grid-column:1 / span 6;
  margin-top:44px;
}

.hero-figure{
  grid-column:8 / span 5;
  margin:44px 0 0;
  padding:8px;
  border:1px solid var(--accent);
}

.hero-figure img{aspect-ratio:1/1;object-fit:cover;width:100%;}

.hero-caption{
  grid-column:1 / span 3;
  align-self:end;
  margin-top:24px;
  font-size:13px;
  line-height:1.5;
  color:var(--ink-soft);
}

.hero-caption .mark{display:block;color:var(--accent-2);letter-spacing:.16em;text-transform:uppercase;margin-bottom:8px;}

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

main section{margin-top:64px;}

.band{background:var(--bg-alt);padding:56px 0;}

.dark{background:var(--bg-dark);color:var(--ink-light);padding:64px 0;}
.dark h2,.dark h3{color:var(--ink-light);}
.dark a{color:var(--accent-dark-bg);}
.dark .num-lab{color:var(--accent-2);}
.dark .rule{background:var(--accent-2);}
.dark li::marker{color:var(--accent-dark-bg);}

.col{grid-column:1 / span 6;}
.col-shift{grid-column:4 / span 6;}
.col-wide{grid-column:1 / span 8;}

.rule{
  grid-column:1 / span 2;
  height:1px;
  background:var(--accent-2);
  margin-bottom:22px;
}
.rule.shift{grid-column:4 / span 2;}

.num-lab{
  font-size:13px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent-2);
  margin:0 0 10px;
}

h2{
  font-size:clamp(22px,2.6vw,29px);
  line-height:1.25;
  letter-spacing:-.012em;
  font-weight:700;
  margin:0 0 18px;
}

h3{
  font-size:18px;
  line-height:1.4;
  font-weight:700;
  margin:30px 0 12px;
}

ul.list,ol.list{margin:0 0 20px;padding-left:20px;}
ul.list li,ol.list li{margin-bottom:10px;}
ul.list li::marker{color:var(--accent);}
ol.list li::marker{color:var(--accent);font-size:13px;letter-spacing:.1em;}

.note{font-size:13px;line-height:1.6;color:var(--ink-soft);}
.dark .note{color:var(--ink-light-soft);}

/* ---------- detail image inside dark band ---------- */

.detail-text{grid-column:1 / span 6;}

.detail-figure{
  grid-column:8 / span 5;
  margin:0;
}

.detail-figure img{aspect-ratio:4/5;object-fit:cover;width:100%;}

.detail-figure figcaption{
  margin-top:12px;
  font-size:13px;
  line-height:1.5;
  color:var(--ink-light-soft);
}

/* ---------- about / legal pages ---------- */

.page-head{padding-top:56px;}

.page-head h1{
  grid-column:1 / span 8;
  display:block;
  font-size:clamp(30px,4.2vw,48px);
}

.page-head .page-sub{
  grid-column:1 / span 5;
  margin-top:22px;
  font-size:13px;
  color:var(--ink-soft);
  letter-spacing:.1em;
  text-transform:uppercase;
}

.doc{grid-column:1 / span 6;}

.doc section{margin-top:56px;}
.doc section:first-child{margin-top:36px;}

.doc h2{
  position:relative;
  padding-left:40px;
  margin-bottom:16px;
}

.doc h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:24px;
  height:1px;
  background:var(--accent-2);
}

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

.site-footer{margin-top:80px;padding-bottom:56px;}

.foot-rule{
  grid-column:1 / span 5;
  height:1px;
  background:var(--accent);
  margin-bottom:30px;
}

.f-name{grid-column:1 / span 5;}
.f-name p.n{
  font-size:13px;
  letter-spacing:.22em;
  text-transform:uppercase;
  font-weight:700;
  margin:0 0 12px;
}
.f-name p.d{font-size:13px;line-height:1.6;color:var(--ink-soft);margin:0;}

.f-nav{grid-column:6 / span 3;}
.f-nav ul{list-style:none;margin:0;padding:0;font-size:13px;line-height:2;}
.f-nav a{color:var(--ink-soft);text-decoration:none;}
.f-nav a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}

.f-contact{grid-column:9 / span 4;font-size:13px;line-height:1.7;color:var(--ink-soft);}
.f-contact p{margin:0 0 10px;}

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

@media (max-width:1000px){
  .site-header .brand{grid-column:1 / span 12;}
  .site-nav{grid-column:1 / span 12;margin-top:14px;}
  .site-nav ul{justify-content:flex-start;}
  .nav-rule{grid-column:1 / span 8;}

  h1{grid-column:1 / span 12;grid-template-columns:repeat(12,1fr);}
  h1 .l1{grid-column:3 / span 10;}
  h1 .l2{grid-column:1 / span 12;}

  .hero-topics{grid-column:1 / span 12;margin-top:40px;}
  .hero-lead{grid-column:1 / span 12;}
  .hero-figure{grid-column:4 / span 9;}
  .hero-caption{grid-column:1 / span 12;}

  .col,.col-shift,.col-wide,.doc,.detail-text{grid-column:1 / span 12;}
  .rule,.rule.shift{grid-column:1 / span 3;}
  .detail-figure{grid-column:1 / span 8;margin-top:40px;}

  .page-head h1{grid-column:1 / span 12;}
  .page-head .page-sub{grid-column:1 / span 12;}

  .f-name,.f-nav,.f-contact{grid-column:1 / span 12;}
  .f-nav,.f-contact{margin-top:26px;}
  .foot-rule{grid-column:1 / span 8;}
}

@media (max-width:640px){
  body{font-size:16px;}
  .grid{padding:0 20px;column-gap:16px;}
  main section{margin-top:40px;}
  .band,.dark{padding:40px 0;}
  .hero{padding-top:36px;}
  h1 .l1{grid-column:2 / span 11;}
  .hero-figure{grid-column:1 / span 12;}
  .detail-figure{grid-column:1 / span 12;}
  .doc section{margin-top:44px;}
  .site-footer{margin-top:56px;}
}