/* Vamolitu — rail-scale */

:root{
  --bg:#f1f2f0;
  --bg-alt:#e3e5e2;
  --dark:#141614;
  --ink:#171917;
  --mute:#6a6e6a;
  --acc:#2a6b3c;
  --acc2:#8a6a20;
  --mono:ui-monospace,Consolas,"Liberation Mono",monospace;
  --sans:system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --step:80px;
}

*,*::before,*::after{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:1.75;
  overflow-x:hidden;
}

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

a{color:var(--acc);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(--acc);
  outline-offset:3px;
}

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

.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}

.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:24px;
}

.rail{grid-column:1 / span 2}
.col-text{grid-column:3 / span 7}
.col-wide{grid-column:3 / span 9}
.col-full{grid-column:3 / span 10}

/* ---------- rail marks ---------- */

.rail-no{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--acc2);
  display:block;
  margin:0 0 10px;
}

.rail-label{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--mute);
  display:block;
  margin:0 0 14px;
  word-break:break-word;
}

.ticks{
  width:14px;
  height:120px;
  background-image:repeating-linear-gradient(to bottom,var(--acc2) 0 1px,transparent 1px 12px);
  opacity:.55;
}

.ticks-long{height:220px}

.rule{
  height:24px;
  width:100%;
  background-image:repeating-linear-gradient(to right,var(--acc) 0 1px,transparent 1px 14px);
  opacity:.5;
  margin:34px 0;
}

.rule-short{width:120px;margin:28px 0}

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

.site-header{
  border-bottom:1px solid rgba(23,25,23,.16);
  padding:18px 0;
}

.bar{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:14px 28px;
  justify-content:space-between;
}

.brand{
  font-family:var(--mono);
  font-size:15px;
  letter-spacing:.28em;
  text-transform:uppercase;
  color:var(--ink);
  text-decoration:none;
  font-weight:700;
}
.brand:hover{color:var(--acc)}

.site-nav ul{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:8px 22px;
  margin:0;
  padding:0;
}

.site-nav a{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink);
  text-decoration:none;
  padding-bottom:3px;
  border-bottom:1px solid transparent;
}
.site-nav a:hover{color:var(--acc);border-bottom-color:var(--acc)}
.site-nav a[aria-current="page"]{border-bottom-color:var(--acc2);color:var(--acc2)}

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

.hero{padding:var(--step) 0 calc(var(--step) - 16px)}

.hero-scale{
  display:flex;
  flex-direction:column;
  gap:12px;
}

.hero-scale .ticks{height:260px}

.scale-no{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--mute);
}

.hero-body{grid-column:3 / span 6}

h1{
  font-family:var(--mono);
  font-size:clamp(26px,4.2vw,44px);
  line-height:1.22;
  letter-spacing:.02em;
  text-transform:uppercase;
  margin:0 0 26px;
  font-weight:700;
  max-width:18ch;
}

.hero-lead{
  font-size:19px;
  line-height:1.7;
  margin:0;
  max-width:62ch;
}

.hero-meta{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--acc2);
  margin:0 0 18px;
}

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

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

h2{
  font-family:var(--mono);
  font-size:clamp(18px,2.2vw,23px);
  line-height:1.35;
  letter-spacing:.04em;
  text-transform:uppercase;
  margin:0 0 22px;
  font-weight:700;
}

h3{
  font-family:var(--mono);
  font-size:14px;
  letter-spacing:.12em;
  text-transform:uppercase;
  margin:32px 0 12px;
  font-weight:700;
  color:var(--ink);
}

p{margin:0 0 20px;max-width:70ch}
p:last-child{margin-bottom:0}

.note{
  color:var(--mute);
  font-size:15px;
  line-height:1.7;
}

/* lists */

.list-two{
  columns:2;
  column-gap:36px;
  list-style:none;
  margin:6px 0 0;
  padding:0;
}
.list-two li{
  break-inside:avoid;
  padding:0 0 12px 20px;
  position:relative;
  font-size:16px;
  line-height:1.65;
}
.list-two li::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  width:9px;
  height:1px;
  background:var(--acc);
}

.list-plain{
  list-style:none;
  margin:6px 0 0;
  padding:0;
  max-width:70ch;
}
.list-plain li{
  padding:0 0 14px 22px;
  position:relative;
}
.list-plain li::before{
  content:"";
  position:absolute;
  left:0;
  top:12px;
  width:11px;
  height:1px;
  background:var(--acc);
}

.steps{
  list-style:none;
  counter-reset:s;
  margin:6px 0 0;
  padding:0;
  max-width:70ch;
}
.steps li{
  counter-increment:s;
  position:relative;
  padding:0 0 16px 46px;
}
.steps li::before{
  content:counter(s,decimal-leading-zero);
  position:absolute;
  left:0;
  top:1px;
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--acc2);
}

/* ---------- main image band ---------- */

.band{padding:calc(var(--step) - 8px) 0}

.band figure{margin:0;grid-column:4 / span 9}

.band img{width:100%;aspect-ratio:16/9;object-fit:cover}

.band-cap{
  grid-column:1 / span 3;
  align-self:end;
  padding-bottom:4px;
}

.cap{
  font-family:var(--mono);
  font-size:11px;
  line-height:1.6;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--mute);
  margin:0;
}
.cap span{color:var(--acc2)}

.band figcaption{display:none}

/* ---------- contrast section ---------- */

.sec-dark{
  background:var(--dark);
  color:var(--bg);
  padding:calc(var(--step) + 16px) 0;
}
.sec-dark h2,.sec-dark h3{color:var(--bg)}
.sec-dark p{color:#d7dad7}
.sec-dark .rail-no{color:var(--acc2)}
.sec-dark .ticks{background-image:repeating-linear-gradient(to bottom,var(--acc2) 0 1px,transparent 1px 12px);opacity:.8}
.sec-dark a{color:#8fc79f}
.sec-dark .list-plain li::before{background:#8fc79f}
.sec-dark .steps li::before{color:var(--acc2)}

.detail-fig{
  grid-column:3 / span 4;
  margin:0;
}
.detail-fig img{width:100%;aspect-ratio:4/5;object-fit:cover}
.detail-fig figcaption{
  font-family:var(--mono);
  font-size:11px;
  line-height:1.6;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:#9aa09a;
  margin-top:12px;
}

.detail-text{grid-column:8 / span 5}

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

.contact-line{
  font-family:var(--mono);
  font-size:15px;
  letter-spacing:.06em;
  margin:0 0 10px;
}

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

.site-footer{
  border-top:1px solid rgba(23,25,23,.18);
  padding:26px 0 34px;
}

.patchbay{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:14px 24px;
}

.patchbay .pb-name{
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.26em;
  text-transform:uppercase;
  font-weight:700;
}

.patchbay ul{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:6px 20px;
  margin:0;
  padding:0;
}
.patchbay ul a{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink);
  text-decoration:none;
  border-bottom:1px solid rgba(23,25,23,.25);
  padding-bottom:2px;
}
.patchbay ul a:hover{color:var(--acc);border-bottom-color:var(--acc)}

.pb-mail{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.08em;
}

.foot-line{
  height:1px;
  background:rgba(23,25,23,.18);
  margin:20px 0 12px;
}

.foot-note{
  font-size:12px;
  line-height:1.7;
  color:var(--mute);
  margin:0;
  max-width:80ch;
}

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

.page-head{padding:calc(var(--step) - 16px) 0 calc(var(--step) - 32px)}

.doc p{max-width:72ch}
.doc h2{margin-top:44px}
.doc h2:first-of-type{margin-top:0}

.rail-sticky{
  position:sticky;
  top:24px;
}

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

@media (max-width:1000px){
  .col-text,.col-wide,.col-full{grid-column:3 / span 10}
  .hero-body{grid-column:3 / span 10}
  .band figure{grid-column:1 / span 12}
  .band-cap{grid-column:1 / span 12;padding:0 0 14px}
  .detail-fig{grid-column:1 / span 5}
  .detail-text{grid-column:7 / span 6}
}

@media (max-width:760px){
  :root{--step:48px}

  body{font-size:16px}

  .grid{display:block}

  .rail,.rail-sticky{
    position:static;
    margin:0 0 14px;
    padding-left:12px;
    border-left:2px solid var(--acc2);
  }
  .rail-no{margin:0 0 4px}
  .rail-label{margin:0}
  .ticks{display:none}

  .hero-scale{flex-direction:row;align-items:center;gap:10px}

  h1{max-width:none}

  .list-two{columns:1}

  .band figure,.detail-fig,.detail-text,.band-cap{width:100%}
  .detail-text{margin-top:26px}
  .band-cap{margin-bottom:12px}

  .patchbay{flex-direction:column;align-items:flex-start}
  .patchbay ul{flex-direction:column;gap:10px}

  .site-nav ul{gap:8px 16px}
}