/* Velmurvurvo — index-column */

:root{
  --bg:#eceff1;
  --bg-alt:#dde3e7;
  --bg-dark:#1f2a33;
  --text:#151c22;
  --muted:#606d78;
  --on-dark:#eceff1;
  --accent:#a2472c;
  --accent2:#3f6b86;
  --step:84px;
  --sans: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif: Georgia, "Times New Roman", serif;
}

*{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;
}

img{max-width:100%}

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

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

.wrap{
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:28px;
}

.main-col{grid-column:1 / 8}
.wide-col{grid-column:1 / 9}
.index-col{grid-column:10 / 13}

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

.site-head{padding:26px 0 22px;border-bottom:1px solid rgba(63,107,134,.35)}
.site-head .wrap{row-gap:14px;align-items:baseline}

.brand{
  grid-column:1 / 5;
  margin:0;
  font-family:var(--sans);
  font-weight:800;
  font-size:19px;
  letter-spacing:-.02em;
}
.brand a{color:var(--text);text-decoration:none}
.brand a:hover{color:var(--accent)}

.site-nav{grid-column:5 / 13}
.site-nav ul{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;justify-content:flex-end;
  gap:6px 22px;
  font-family:var(--sans);
  font-size:14px;
}
.site-nav a{color:var(--muted);text-decoration:none}
.site-nav a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.site-nav a[aria-current="page"]{color:var(--text);border-bottom:2px solid var(--accent);padding-bottom:2px}

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

.hero{padding:calc(var(--step) * .95) 0 calc(var(--step) * .8)}

h1{
  grid-column:1 / 9;
  margin:0 0 26px;
  font-family:var(--sans);
  font-weight:800;
  font-size:clamp(34px,5.2vw,60px);
  line-height:.98;
  letter-spacing:-.035em;
}

.hero-lead{grid-column:1 / 7;margin:0;font-size:20px;line-height:1.65}
.hero-lead + .hero-lead{margin-top:18px}

.hero-index{grid-column:10 / 13;grid-row:1 / span 3;align-self:start}
.hero-index h2{
  margin:0 0 12px;
  font-family:var(--sans);
  font-size:12px;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent2);
  border:0;
  padding:0;
}
.hero-index ol{
  list-style:none;margin:0;padding:0;
  font-family:var(--sans);
  font-size:13.5px;
  line-height:1.5;
}
.hero-index li{
  display:flex;gap:10px;
  padding:6px 0;
  border-top:1px solid rgba(63,107,134,.28);
}
.hero-index li:last-child{border-bottom:1px solid rgba(63,107,134,.28)}
.hero-index .n{color:var(--accent2);font-variant-numeric:tabular-nums}
.hero-index a{color:var(--muted);text-decoration:none}
.hero-index a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}

/* ---------- bands ---------- */

.band{padding:var(--step) 0}
.band--alt{background:var(--bg-alt)}
.band--dark{background:var(--bg-dark);color:var(--on-dark)}

.band .wrap{row-gap:0}

.band h2{
  grid-column:1 / 9;
  grid-row:1;
  margin:0 0 22px;
  padding-top:14px;
  border-top:1px solid rgba(63,107,134,.45);
  font-family:var(--sans);
  font-weight:800;
  font-size:clamp(24px,2.8vw,32px);
  line-height:1.06;
  letter-spacing:-.022em;
}
.band--dark h2{border-top-color:rgba(236,239,241,.32)}

.band .num{
  grid-column:10 / 13;
  grid-row:1;
  margin:0;
  padding-top:14px;
  border-top:1px solid rgba(63,107,134,.45);
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.16em;
  color:var(--accent2);
}
.band--dark .num{border-top-color:rgba(236,239,241,.32);color:#8fb2c7}

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

h3{
  margin:32px 0 12px;
  font-family:var(--sans);
  font-weight:700;
  font-size:18px;
  letter-spacing:-.008em;
}

.list{list-style:none;margin:0 0 18px;padding:0}
.list li{position:relative;padding:0 0 8px 26px}
.list li::before{
  content:"—";
  position:absolute;left:0;top:0;
  color:var(--accent);
  font-family:var(--sans);
}
.band--dark .list li::before{color:#d1907a}

ol.steps{margin:0 0 18px;padding-left:24px}
ol.steps li{padding-bottom:8px}
ol.steps li::marker{color:var(--accent);font-family:var(--sans);font-size:15px}

.note{
  grid-column:10 / 13;
  margin:0;
  font-family:var(--sans);
  font-size:13px;
  line-height:1.55;
  color:var(--muted);
}
.band--dark .note{color:#9fb6c4}

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

.fig{
  grid-column:1 / 13;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:28px;
  row-gap:14px;
  margin:38px 0 0;
}
.fig img{grid-column:1 / 9;width:100%;height:auto;display:block}
.fig figcaption{
  grid-column:10 / 13;
  align-self:end;
  font-family:var(--sans);
  font-size:13px;
  line-height:1.55;
  color:var(--muted);
}

.fig--detail{grid-column:8 / 13;display:block;margin:0}
.fig--detail img{width:100%;height:auto;display:block}
.fig--detail figcaption{
  margin-top:12px;
  font-family:var(--sans);
  font-size:13px;
  line-height:1.55;
  color:#9fb6c4;
}
.dark-text{grid-column:1 / 7}

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

.doc{padding:calc(var(--step) * .8) 0 var(--step)}
.doc h1{grid-column:1 / 9;margin-bottom:30px}
.doc .body{grid-column:1 / 8}
.doc .body h2{
  margin:34px 0 14px;
  padding-top:14px;
  border-top:1px solid rgba(63,107,134,.45);
  font-family:var(--sans);
  font-weight:800;
  font-size:23px;
  line-height:1.12;
  letter-spacing:-.018em;
}
.doc .body h2:first-child{margin-top:0}
.doc .body p{margin:0 0 18px}

.doc-index{grid-column:10 / 13;align-self:start}
.doc-index p{
  margin:0;
  padding:6px 0;
  border-top:1px solid rgba(63,107,134,.28);
  font-family:var(--sans);
  font-size:13px;
  line-height:1.5;
  color:var(--muted);
}
.doc-index p:last-child{border-bottom:1px solid rgba(63,107,134,.28)}
.doc-index .lbl{color:var(--accent2);display:block;letter-spacing:.14em;font-size:11px;text-transform:uppercase}

.contact-line{
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
}

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

.site-foot{padding:calc(var(--step) * .75) 0 46px;border-top:1px solid rgba(63,107,134,.35)}
.site-foot .wrap{row-gap:0}
.foot-brand{
  grid-column:1 / 6;
  margin:0;
  font-family:var(--sans);
  font-weight:800;
  font-size:19px;
  letter-spacing:-.02em;
}
.foot-nav{grid-column:7 / 13}
.foot-nav ul{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;justify-content:flex-end;
  gap:4px 20px;
  font-family:var(--sans);
  font-size:13.5px;
}
.foot-nav a{color:var(--muted);text-decoration:none}
.foot-nav a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}

.foot-rule{
  grid-column:1 / 13;
  height:1px;
  background:rgba(63,107,134,.35);
  margin:26px 0 22px;
}

.foot-mail{
  grid-column:1 / 6;
  margin:0;
  font-family:var(--sans);
  font-size:15px;
}
.foot-about{
  grid-column:7 / 13;
  margin:0;
  font-family:var(--sans);
  font-size:13px;
  line-height:1.6;
  color:var(--muted);
}

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

@media (max-width:1000px){
  .wrap{column-gap:20px;padding:0 24px}
  .main-col,.wide-col{grid-column:1 / 10}
  .band h2{grid-column:1 / 10}
  h1{grid-column:1 / 11}
  .hero-lead{grid-column:1 / 9}
  .fig img{grid-column:1 / 10}
  .doc .body{grid-column:1 / 10}
  .doc h1{grid-column:1 / 11}
}

@media (max-width:820px){
  :root{--step:50px}
  body{font-size:17px}

  .wrap{display:block;padding:0 20px}

  .site-head .wrap > * + *{margin-top:12px}
  .site-nav ul{justify-content:flex-start;gap:6px 18px}

  h1{font-size:clamp(30px,8vw,40px);margin-bottom:20px}
  .hero-lead{font-size:18px}
  .hero-lead + .hero-lead{margin-top:16px}

  .hero-index{margin:0 0 30px}
  .hero-index ol{display:flex;flex-wrap:wrap;gap:0 18px}
  .hero-index li{border-top:0;padding:4px 0}
  .hero-index li:last-child{border-bottom:0}

  .band h2{margin-bottom:6px}
  .band .num{padding-top:0;border-top:0;margin-bottom:16px}
  .band .num::after{content:""}

  .note{margin-top:20px;padding-top:12px;border-top:1px solid rgba(63,107,134,.3)}
  .band--dark .note{border-top-color:rgba(236,239,241,.28)}

  .fig{display:block;margin-top:26px}
  .fig figcaption{margin-top:10px}
  .fig--detail{margin-top:26px}

  .doc .body h2{font-size:21px}
  .doc-index{margin-top:30px}

  .foot-nav ul{justify-content:flex-start}
  .foot-brand{margin-bottom:14px}
  .foot-mail{margin-bottom:12px}
}