:root{
  --paper:#f5f4f0;
  --paper-alt:#e2ded4;
  --deep:#14456b;
  --ink:#1c1e20;
  --muted:#6a6d6e;
  --terracotta:#c2522f;
  --azure:#1d6b8f;
  --rule:6px;
  --hairline:5px;
}

*{box-sizing:border-box;}

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

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:17px;
  line-height:1.72;
  overflow-x:hidden;
}

h1,h2,h3{
  font-family:Georgia,'Times New Roman',serif;
  font-weight:400;
  text-transform:none;
  margin:0 0 .6em;
}

h1{font-size:clamp(2.1rem,5.2vw,3.5rem);line-height:1.12;letter-spacing:-.01em;}
h2{font-size:clamp(1.5rem,3vw,2.05rem);line-height:1.22;}
h3{font-size:1.18rem;font-style:italic;line-height:1.35;margin-top:1.8em;}

p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}

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

.label{
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--azure);
  margin:0 0 14px;
  display:block;
}

.caption{
  font-size:13px;
  line-height:1.5;
  color:var(--muted);
  margin:12px 0 0;
}

.wrap{max-width:1240px;margin:0 auto;padding:0 24px;}

/* ---------- top bar ---------- */
.topbar{
  border-bottom:var(--rule) solid var(--ink);
  background:var(--paper);
}
.topbar-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:10px 28px;
  padding:16px 24px;
  max-width:1240px;
  margin:0 auto;
}
.brand{
  font-family:Georgia,'Times New Roman',serif;
  font-size:1.35rem;
  color:var(--ink);
  text-decoration:none;
  letter-spacing:.01em;
}
.brand:hover{text-decoration:none;color:var(--terracotta);}
.topbar nav ul{
  list-style:none;display:flex;flex-wrap:wrap;gap:6px 22px;margin:0;padding:0;
}
.topbar nav a{
  font-size:14px;letter-spacing:.06em;color:var(--ink);text-decoration:none;
  border-bottom:2px solid transparent;padding-bottom:2px;
}
.topbar nav a:hover,.topbar nav a[aria-current="page"]{border-bottom-color:var(--terracotta);color:var(--terracotta);}

/* ---------- hero ---------- */
.hero{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:var(--hairline);
  background:var(--ink);
  border-bottom:var(--rule) solid var(--ink);
}
.hero-title{
  grid-column:span 7;
  background:var(--paper);
  padding:64px 44px 56px;
}
.hero-title h1{margin-bottom:0;}
.hero-lead{
  grid-column:span 5;
  background:var(--terracotta);
  color:var(--paper);
  padding:44px 40px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.hero-lead .label{color:#f3dcd3;}
.hero-lead p{font-size:1.02rem;line-height:1.62;}
.hero-block{
  grid-column:span 5;
  background:var(--deep);
  min-height:110px;
}
.hero-nav{
  grid-column:span 7;
  background:var(--paper-alt);
  padding:20px 44px;
}
.hero-nav ul{
  list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 26px;
}
.hero-nav a{font-size:14px;letter-spacing:.04em;color:var(--ink);}
.hero-nav a:hover{color:var(--terracotta);}

/* ---------- sections ---------- */
.band{
  border-bottom:var(--rule) solid var(--ink);
  padding:72px 0;
  background:var(--paper);
}
.band--alt{background:var(--paper-alt);}
.band--deep{background:var(--deep);color:var(--paper);}
.band--deep h2,.band--deep h3{color:var(--paper);}
.band--deep .label{color:#9dc6dd;}
.band--deep .caption{color:#b9c9d6;}
.band--deep a{color:#f0b7a2;}
.band--deep a:focus-visible{outline-color:#f0b7a2;background:transparent;}

.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:44px;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}
.c7{grid-column:span 7;}
.c5{grid-column:span 5;}
.c4{grid-column:span 4;}
.c8{grid-column:span 8;}
.c3{grid-column:span 3;}
.c6{grid-column:span 6;}
.c12{grid-column:span 12;}

.rule-top{border-top:var(--rule) solid var(--ink);}

/* figures */
figure{margin:0;}
.frame{
  border:var(--hairline) solid var(--ink);
  display:block;
}
.frame img{display:block;width:100%;height:auto;}
.figure-deep .frame{border-color:var(--paper);}

/* lists */
ul.check,ol.steps{margin:0 0 1.2em;padding:0;list-style:none;}
ul.check li{
  position:relative;padding-left:26px;margin-bottom:.55em;
}
ul.check li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:11px;height:11px;background:var(--terracotta);
}
.band--deep ul.check li::before{background:#f0b7a2;}
ol.steps{counter-reset:step;}
ol.steps li{
  position:relative;padding-left:44px;margin-bottom:.8em;counter-increment:step;
}
ol.steps li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:.1em;
  font-size:13px;letter-spacing:.08em;color:var(--azure);
  font-family:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
.band--deep ol.steps li::before{color:#9dc6dd;}

dl.terms{margin:0;}
dl.terms dt{
  font-family:Georgia,'Times New Roman',serif;font-style:italic;font-size:1.08rem;
  margin-top:1.1em;
}
dl.terms dd{margin:.2em 0 0;color:var(--ink);}

.sidenote{
  border-left:var(--hairline) solid var(--azure);
  padding-left:20px;
  font-size:15.5px;
  color:var(--muted);
}

/* ---------- about panel ---------- */
.panel{
  border-bottom:var(--rule) solid var(--ink);
  padding:64px 0;
}
.panel--a{background:var(--paper);}
.panel--b{background:var(--paper-alt);}
.panel--c{background:var(--deep);color:var(--paper);}
.panel--c h2{color:var(--paper);}
.panel--c .label{color:#9dc6dd;}
.panel--c a{color:#f0b7a2;}
.panel--d{background:var(--paper);}
.panel .grid{gap:32px;}

/* ---------- legal ---------- */
.doc{padding:64px 0 72px;border-bottom:var(--rule) solid var(--ink);}
.doc .grid{gap:36px;}

/* ---------- footer ---------- */
footer.site{
  border-top:var(--rule) solid var(--ink);
  background:var(--ink);
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:var(--hairline);
}
.foot{padding:40px 32px;}
.foot-a{grid-column:span 4;background:var(--paper);}
.foot-b{grid-column:span 3;background:var(--paper-alt);}
.foot-c{grid-column:span 5;background:var(--deep);color:var(--paper);}
.foot-c a{color:#f0b7a2;}
.foot-c .label{color:#9dc6dd;}
.foot-a .brand{display:block;margin-bottom:10px;}
.foot ul{list-style:none;margin:0;padding:0;}
.foot ul li{margin-bottom:.35em;}
.foot ul a{font-size:15px;color:var(--ink);}
.foot small{font-size:13px;color:var(--muted);display:block;margin-top:16px;}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .grid{gap:32px;}
  .c7,.c5,.c4,.c8,.c3,.c6{grid-column:span 12;}
  .hero-title,.hero-lead,.hero-nav{grid-column:span 12;}
  .hero-block{grid-column:span 12;min-height:56px;}
  .hero-title{padding:44px 24px 40px;}
  .hero-lead{padding:32px 24px;}
  .hero-nav{padding:18px 24px;}
  .band,.panel,.doc{padding:48px 0;}
  .foot-a,.foot-b,.foot-c{grid-column:span 12;}
  .foot{padding:32px 24px;}
}

@media (max-width:560px){
  body{font-size:16.5px;}
  .grid{padding:0 18px;}
  .topbar-inner{padding:14px 18px;gap:8px 18px;}
  .hero-title{padding:36px 18px 32px;}
  .hero-lead{padding:28px 18px;}
  .hero-nav{padding:16px 18px;}
  .foot{padding:28px 18px;}
}