/* Patrakerdi — ruled-margin */

:root{
  --bg:#f5f4f0;
  --bg-alt:#e2ded4;
  --bg-deep:#14456b;
  --ink:#1c1e20;
  --ink-soft:#6a6d6e;
  --ink-invert:#f5f4f0;
  --accent:#c2522f;
  --accent2:#1d6b8f;
  --rule:rgba(28,30,32,.14);
  --rule-invert:rgba(245,244,240,.28);
  --step:72px;
  --serif:Georgia,"Times New Roman",serif;
  --sans:system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{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:1.72;
  overflow-x:hidden;
}

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

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

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

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

.sheet{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:24px;
}

.margin{
  grid-column:1 / 4;
  position:relative;
  padding-right:20px;
}

.margin::after{
  content:"";
  position:absolute;
  top:0;right:0;bottom:0;
  width:1px;
  background:var(--accent);
  opacity:.55;
}

.column{grid-column:4 / 10}
.column-wide{grid-column:4 / 12}
.column-full{grid-column:4 / 13}

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

h1,h2,h3{font-family:var(--serif);font-weight:400;text-transform:none;letter-spacing:.1px}

h1{
  font-size:clamp(2.15rem,5.2vw,3.35rem);
  line-height:1.16;
  margin:0 0 28px;
}

h2{
  font-size:clamp(1.5rem,2.9vw,2.05rem);
  line-height:1.26;
  margin:0 0 18px;
}

h3{
  font-family:var(--serif);
  font-style:italic;
  font-size:1.18rem;
  line-height:1.4;
  margin:38px 0 12px;
}

p{margin:0 0 20px;max-width:74ch}

.label{
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent2);
  line-height:1.5;
  margin:0;
}

.initial{
  font-family:var(--serif);
  font-size:clamp(3.4rem,7vw,5.6rem);
  line-height:.86;
  color:var(--accent);
  display:block;
  margin-top:-.06em;
}

.num{
  font-family:var(--serif);
  font-size:1.6rem;
  color:var(--accent2);
  display:block;
  line-height:1;
  margin-bottom:10px;
}

.caption{
  font-size:13.5px;
  line-height:1.55;
  color:var(--ink-soft);
  margin:10px 0 0;
  max-width:34ch;
}

.rule{
  border:0;
  height:1px;
  background:var(--rule);
  margin:0 0 26px;
}

.lede{margin:0}
.lede p{font-size:1.09rem;line-height:1.68}

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

.topbar{border-bottom:1px solid var(--rule);background:var(--bg)}

.topbar .sheet{
  padding-top:22px;
  padding-bottom:20px;
  align-items:baseline;
  row-gap:12px;
}

.brand{
  grid-column:1 / 4;
  font-family:var(--serif);
  font-size:1.35rem;
  letter-spacing:.02em;
  color:var(--ink);
  text-decoration:none;
}
.brand:hover{color:var(--accent)}

.mainnav{grid-column:4 / 13}

.mainnav ul{
  list-style:none;
  margin:0;padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
  justify-content:flex-end;
}

.mainnav a{
  font-size:13px;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--ink);
  text-decoration:none;
  padding:2px 0;
  border-bottom:1px solid transparent;
}
.mainnav a:hover{border-bottom-color:var(--accent)}
.mainnav a[aria-current="page"]{border-bottom-color:var(--accent);color:var(--accent)}

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

.band{padding:var(--step) 0}
.band--alt{background:var(--bg-alt)}
.band--deep{background:var(--bg-deep);color:var(--ink-invert)}

.band--deep h2,.band--deep h3{color:var(--ink-invert)}
.band--deep .label{color:#9fc6dd}
.band--deep .initial,.band--deep .num{color:#e2854f}
.band--deep .caption{color:#b9cddd}
.band--deep .rule{background:var(--rule-invert)}
.band--deep .margin::after{background:#e2854f;opacity:.6}
.band--deep a{color:#f0a97c}

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

.hero{padding:calc(var(--step) * 1.1) 0 var(--step)}

.hero h1{
  position:relative;
  max-width:16ch;
}

.hero .initial{
  position:absolute;
  right:calc(100% + 22px);
  top:.02em;
  font-size:clamp(3.6rem,7.6vw,6rem);
}

.hero .guides{
  border-top:1px solid var(--rule);
  border-bottom:1px solid var(--rule);
  padding:22px 0;
  margin-top:30px;
}
.hero .guides p:last-child{margin-bottom:0}

.hero-figure{
  grid-column:6 / 13;
  margin-top:calc(var(--step) / 1.6);
}
.hero-figure img{width:100%}

.hero-caption{
  grid-column:1 / 5;
  margin-top:calc(var(--step) / 1.6);
  padding-top:6px;
}

/* ---------- lists ---------- */

.list{
  grid-column:4 / 12;
  list-style:none;
  margin:0 0 20px;
  padding:0;
}

.list li{
  position:relative;
  padding-left:26px;
  margin-bottom:12px;
}

.list li::before{
  content:"";
  position:absolute;
  left:0;top:.72em;
  width:12px;height:1px;
  background:var(--accent);
}

.list--num{counter-reset:s}
.list--num li{counter-increment:s;padding-left:38px}
.list--num li::before{
  content:counter(s,decimal-leading-zero);
  width:auto;height:auto;background:none;
  top:0;
  font-family:var(--serif);
  color:var(--accent2);
  font-size:.95rem;
}

.list strong{font-weight:600}

.defs{grid-column:4 / 12;margin:0 0 20px}
.defs dt{
  font-family:var(--serif);
  font-style:italic;
  font-size:1.06rem;
  margin-top:20px;
}
.defs dd{margin:4px 0 0;padding:0;max-width:74ch}
.defs dt:first-child{margin-top:0}

/* ---------- detail block on deep band ---------- */

.detail-figure{grid-column:8 / 13}
.detail-figure img{width:100%}

.detail-text{grid-column:2 / 8}

/* ---------- contact ---------- */

.contact-block{grid-column:4 / 11}
.contact-block p{margin-bottom:14px}

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

.sitefoot{
  background:var(--bg-alt);
  border-top:1px solid var(--rule);
  padding:calc(var(--step) / 1.5) 0;
}

.foot-mark{
  grid-column:1 / 4;
  position:relative;
  padding-left:18px;
}
.foot-mark::before{
  content:"";
  position:absolute;
  left:0;top:2px;bottom:2px;
  width:1px;
  background:var(--accent);
}
.foot-name{font-family:var(--serif);font-size:1.2rem;display:block}

.foot-nav{grid-column:4 / 10}
.foot-nav ul{
  list-style:none;margin:0;padding:0;
  display:flex;flex-wrap:wrap;
  gap:4px 0;
}
.foot-nav li{display:flex;align-items:center}
.foot-nav li + li::before{
  content:"/";
  color:var(--accent);
  margin:0 12px;
}
.foot-nav a{
  font-size:13.5px;
  color:var(--ink);
  text-decoration:none;
  border-bottom:1px solid transparent;
}
.foot-nav a:hover{border-bottom-color:var(--accent)}

.foot-contact{grid-column:10 / 13;text-align:right}
.foot-contact p{margin:0}

.foot-note{
  grid-column:4 / 13;
  margin-top:26px;
  padding-top:16px;
  border-top:1px solid var(--rule);
}
.foot-note p{margin:0;font-size:13px;color:var(--ink-soft)}

/* ---------- legal / article pages ---------- */

.doc .band{padding-top:calc(var(--step) / 1.4)}
.doc h2{margin-top:0}
.doc section + section{margin-top:var(--step)}

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

@media (max-width:1000px){
  .hero-figure{grid-column:4 / 13}
  .hero-caption{grid-column:1 / 4}
  .detail-figure{grid-column:7 / 13}
  .detail-text{grid-column:1 / 7}
  .foot-nav{grid-column:4 / 13}
  .foot-contact{grid-column:4 / 13;text-align:left;margin-top:14px}
}

@media (max-width:760px){
  :root{--step:44px}

  body{font-size:16.5px}

  .sheet{
    grid-template-columns:1fr;
    column-gap:0;
    padding:0 20px;
  }

  .brand,.mainnav,.margin,.column,.column-wide,.column-full,
  .hero-figure,.hero-caption,.detail-figure,.detail-text,
  .list,.defs,.contact-block,
  .foot-mark,.foot-nav,.foot-contact,.foot-note{
    grid-column:1;
  }

  .margin{
    padding-right:0;
    padding-left:14px;
    margin-bottom:14px;
  }
  .margin::after{left:0;right:auto}

  .mainnav ul{justify-content:flex-start;gap:6px 18px;margin-top:14px}

  .hero h1{max-width:none}
  .hero .initial{position:static;display:inline;font-size:inherit;color:var(--ink)}

  .hero-figure,.hero-caption{margin-top:26px}
  .hero-caption{margin-top:12px;padding-top:0}

  .detail-text{margin-top:24px}

  .foot-nav ul{flex-direction:column}
  .foot-nav li + li::before{display:none}
  .foot-contact{margin-top:16px}
  .foot-note{margin-top:20px}

  .caption{max-width:none}
}