/* Kemvarposno — stitched-margins */

:root{
  --bg:#e8e6e1;
  --bg-alt:#d3d0c9;
  --bg-dark:#2a2a28;
  --ink:#17171a;
  --ink-soft:#6a6862;
  --ink-inv:#e8e6e1;
  --rust:#8c4a2f;
  --steel:#55707a;
  --gap:24px;
  --step:80px;
  --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:1.8;
  overflow-x:hidden;
}

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

a{color:var(--rust);text-underline-offset:3px;text-decoration-thickness:1px;}
a:hover{text-decoration-style:dashed;}

:focus-visible{
  outline:2px dashed var(--rust);
  outline-offset:3px;
}

/* ---------- layout shell ---------- */

.wrap{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 20px;
}

.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gap);
}

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

h1,h2,h3{font-family:var(--serif);font-weight:400;margin:0;}

h1{
  font-size:clamp(2.6rem,6.2vw,4.6rem);
  line-height:1.06;
  letter-spacing:-0.015em;
}

h2{
  font-size:clamp(1.5rem,2.6vw,2rem);
  line-height:1.22;
  margin-bottom:18px;
}

h3{
  font-size:1.12rem;
  line-height:1.4;
  margin:32px 0 10px;
}

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

.lead{font-size:1.06rem;}

.caption{
  font-family:var(--sans);
  font-size:12px;
  line-height:1.6;
  color:var(--ink-soft);
  margin-top:10px;
}

.marker{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--steel);
  font-family:var(--sans);
  display:block;
  margin-bottom:12px;
}

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

.site-head{
  padding:22px 0 18px;
  border-bottom:1px solid var(--ink-soft);
}

.site-head .inner{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:12px 28px;
}

.brand{
  font-family:var(--serif);
  font-size:1.3rem;
  letter-spacing:.02em;
  color:var(--ink);
  text-decoration:none;
}
.brand:hover{color:var(--rust);}

.site-nav ul{
  list-style:none;
  margin:0;padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
}
.site-nav a{
  font-size:15px;
  color:var(--ink);
  text-decoration:none;
  padding-bottom:3px;
  border-bottom:1px dashed transparent;
}
.site-nav a:hover,
.site-nav a[aria-current="page"]{
  color:var(--rust);
  border-bottom-color:var(--rust);
}

/* ---------- rules ---------- */

.rule-double{
  border:0;
  border-top:1px solid var(--ink-soft);
  margin:0;
  height:6px;
  position:relative;
}
.rule-double::after{
  content:"";
  position:absolute;
  left:0;right:0;top:5px;
  border-top:1px dashed var(--steel);
}

.rule-dash{
  border:0;
  border-top:1px dashed var(--steel);
  margin:34px 0;
  max-width:640px;
}

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

.hero{
  padding:34px 0 var(--step);
}

.hero-box{
  border:2px dashed var(--rust);
  padding:40px 24px;
  margin:0 24px;
}

.hero-top{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gap);
  row-gap:26px;
  align-items:start;
}

.hero-title{grid-column:1 / span 8;}
.hero-title h1 span{display:block;}

.hero-intro{
  grid-column:9 / span 4;
  border-left:1px dashed var(--steel);
  padding-left:22px;
  font-size:16px;
}

.hero-lower{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gap);
  margin-top:52px;
  align-items:end;
}

.hero-note{
  grid-column:1 / span 5;
  border-top:1px dashed var(--steel);
  padding-top:18px;
  font-size:15px;
  color:var(--ink-soft);
}

.hero-figure{
  grid-column:7 / span 6;
  margin:0;
}
.hero-figure .frame{
  border:1px dashed var(--rust);
  padding:12px;
}

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

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

.band-dark{
  background:var(--bg-dark);
  color:var(--ink-inv);
  padding:var(--step) 0;
}
.band-dark h2{color:var(--ink-inv);}
.band-dark .caption{color:#a9a69e;}
.band-dark .marker{color:#8fb0ba;}
.band-dark a{color:#d59d84;}
.band-dark :focus-visible{outline-color:#d59d84;}

.col-left{
  grid-column:1 / span 7;
  border-right:1px dashed var(--steel);
  padding-right:28px;
}

.col-right{
  grid-column:7 / span 6;
  grid-column-start:7;
  border-left:1px dashed var(--steel);
  padding-left:28px;
}

.col-wide{
  grid-column:1 / span 8;
  border-bottom:1px dashed var(--steel);
  padding-bottom:26px;
}

.col-narrow{
  grid-column:6 / span 7;
  border-top:1px dashed var(--steel);
  padding-top:26px;
}

/* dark section figure + text */
.detail-figure{
  grid-column:1 / span 5;
  margin:0;
}
.detail-figure .frame{
  border:1px dashed #d59d84;
  padding:10px;
}
.detail-text{
  grid-column:7 / span 6;
}

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

ul.check,ol.steps{
  margin:0 0 18px;
  padding:0;
  list-style:none;
}
ul.check li{
  position:relative;
  padding-left:22px;
  margin-bottom:9px;
}
ul.check li::before{
  content:"";
  position:absolute;
  left:0;top:.72em;
  width:9px;height:0;
  border-top:2px dashed var(--rust);
}
ol.steps{counter-reset:s;}
ol.steps li{
  counter-increment:s;
  position:relative;
  padding-left:34px;
  margin-bottom:12px;
}
ol.steps li::before{
  content:counter(s,decimal-leading-zero);
  position:absolute;
  left:0;top:0;
  font-size:12px;
  color:var(--steel);
  letter-spacing:.08em;
  line-height:2.4;
}
.band-dark ul.check li::before{border-top-color:#d59d84;}

/* ---------- content pages ---------- */

.page-head{
  padding:52px 0 30px;
}
.page-head .inner{
  border:2px dashed var(--rust);
  padding:32px 26px;
  margin:0 24px;
}
.page-head h1{
  font-size:clamp(2rem,4.4vw,3.2rem);
  max-width:16ch;
}
.page-head p{
  margin-top:18px;
  max-width:60ch;
  color:var(--ink-soft);
  font-size:16px;
}

.prose{padding:0 0 var(--step);}
.prose .block{max-width:70ch;}

/* about blocks */
.about-a{
  grid-column:1 / span 8;
  border-left:1px dashed var(--steel);
  border-bottom:1px dashed var(--steel);
  padding:0 0 26px 26px;
  margin-bottom:64px;
}
.about-b{
  grid-column:7 / span 6;
  border-right:1px dashed var(--steel);
  padding:0 26px 0 0;
  margin-bottom:64px;
  text-align:left;
}
.about-c{
  grid-column:2 / span 7;
  border-top:1px dashed var(--steel);
  border-left:1px dashed var(--steel);
  padding:26px 0 0 26px;
}

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

.site-foot{
  background:var(--bg-alt);
  padding:26px 0 40px;
}
.site-foot .stitch{
  border:1px dashed var(--rust);
  padding:34px 24px;
  margin:16px;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gap);
  row-gap:28px;
}
.foot-a{grid-column:1 / span 6;}
.foot-b{grid-column:8 / span 5;}
.foot-a p{
  font-size:14px;
  color:var(--ink-soft);
  max-width:44ch;
  margin-top:10px;
}
.foot-name{
  font-family:var(--serif);
  font-size:1.25rem;
}
.foot-b ul{
  list-style:none;margin:0 0 16px;padding:0;
  display:flex;flex-wrap:wrap;gap:4px 20px;
}
.foot-b a{font-size:15px;}
.foot-mail{font-size:15px;}
.foot-note{
  font-size:12px;
  color:var(--ink-soft);
  margin-top:24px;
  padding:0 16px;
}

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

@media (max-width:900px){
  :root{--step:56px;}
  .hero-title,.hero-intro,.hero-note,.hero-figure,
  .col-left,.col-right,.col-wide,.col-narrow,
  .detail-figure,.detail-text,
  .about-a,.about-b,.about-c,
  .foot-a,.foot-b{
    grid-column:1 / -1;
  }
  .hero-intro{border-left:0;border-top:1px dashed var(--steel);padding-left:0;padding-top:18px;}
  .col-left{border-right:0;padding-right:0;border-bottom:1px dashed var(--steel);padding-bottom:24px;}
  .col-right{border-left:0;padding-left:0;padding-top:24px;border-top:1px dashed var(--steel);margin-top:24px;}
  .about-b{border-right:0;padding-right:0;border-left:1px dashed var(--steel);padding-left:26px;}
  .hero-lower{margin-top:36px;row-gap:32px;}
  .detail-text{margin-top:28px;}
  .about-a,.about-b{margin-bottom:44px;}
}

@media (max-width:640px){
  :root{--step:48px;--gap:16px;}
  body{font-size:16px;line-height:1.75;}
  .hero-box{margin:0;padding:26px 18px;}
  .page-head .inner{margin:0;padding:24px 18px;}
  .site-foot .stitch{margin:8px 0;padding:26px 18px;}
  .hero-figure .frame{padding:8px;}
  .about-a{padding-left:18px;}
  .about-b{padding-left:18px;}
  .about-c{padding-left:18px;}
  .site-nav ul{gap:4px 16px;}
}