/* Varzunelkos — frame-scene */

:root{
  --bg:#f4f5f7;
  --bg-alt:#ffffff;
  --bg-dark:#23262b;
  --ink:#16181d;
  --ink-soft:#656b75;
  --ink-invert:#f4f5f7;
  --blue:#2d5bd6;
  --gold:#c9a00f;
  --rule:#d5d8de;
  --rule-dark:#3c414a;
  --sans:system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --serif:Georgia,"Times New Roman",serif;
  --mono:ui-monospace,"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  --gap:88px;
}

*,*::before,*::after{box-sizing:border-box}

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

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--serif);
  font-size:18px;
  line-height:1.7;
  overflow-x:hidden;
}

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

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

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

.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 28px;
}

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

/* ---------- headings ---------- */

h1,h2,h3{
  font-family:var(--sans);
  font-weight:800;
  color:var(--ink);
  margin:0;
}

h1{
  font-size:clamp(2.5rem,6.4vw,4.35rem);
  line-height:.98;
  letter-spacing:-.035em;
}

h2{
  font-size:clamp(1.55rem,3vw,2.15rem);
  line-height:1.08;
  letter-spacing:-.02em;
  margin:0 0 22px;
}

h3{
  font-size:1.06rem;
  line-height:1.3;
  letter-spacing:-.005em;
  margin:0 0 8px;
}

p{margin:0 0 20px}
p:last-child{margin-bottom:0}

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

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

.site-head .wrap{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:10px 32px;
  padding-top:20px;
  padding-bottom:18px;
}

.brand{
  font-family:var(--sans);
  font-weight:800;
  font-size:1.16rem;
  letter-spacing:-.02em;
  color:var(--ink);
  text-decoration:none;
  margin-right:auto;
}
.brand:hover{color:var(--blue)}

.site-nav ul{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px 22px;
}

.site-nav a{
  font-family:var(--mono);
  font-size:.775rem;
  letter-spacing:.09em;
  text-transform:uppercase;
  color:var(--ink-soft);
  text-decoration:none;
  padding:4px 0;
  border-bottom:2px solid transparent;
  display:inline-block;
}
.site-nav a:hover,.site-nav a[aria-current="page"]{
  color:var(--ink);
  border-bottom-color:var(--blue);
}

/* ---------- perforation strip ---------- */

.perf{
  height:14px;
  background-image:linear-gradient(90deg,var(--rule) 0 7px,transparent 7px 20px);
  background-size:20px 7px;
  background-repeat:repeat-x;
  background-position:0 4px;
}
.perf--dark{
  background-image:linear-gradient(90deg,var(--rule-dark) 0 7px,transparent 7px 20px);
}

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

.hero{
  padding:64px 0 72px;
  border-bottom:1px solid var(--rule);
}

.hero .grid{row-gap:40px}

.marks{
  grid-column:1/3;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px 12px;
  align-content:start;
  padding-top:10px;
}

.mark{
  font-family:var(--mono);
  font-size:.7rem;
  letter-spacing:.08em;
  color:var(--ink-soft);
  display:flex;
  align-items:center;
  gap:7px;
}
.mark::before{
  content:"";
  width:9px;
  height:9px;
  background:var(--gold);
  flex:0 0 auto;
}
.mark:nth-child(2n)::before{background:var(--blue)}

.hero-text{grid-column:3/12}

.hero-kicker{
  font-family:var(--mono);
  font-size:.75rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold);
  margin:0 0 18px;
}

.hero-lede{
  grid-column:3/9;
  margin-top:26px;
  color:#2a2d34;
}

.hero-figure{
  grid-column:6/13;
  justify-self:end;
  max-width:620px;
  margin:0;
}

.hero-figure img,
.frame img{border:2px solid var(--ink);background:var(--bg-alt)}

figcaption{
  font-family:var(--mono);
  font-size:.7rem;
  line-height:1.5;
  letter-spacing:.05em;
  color:var(--ink-soft);
  margin-top:9px;
  text-align:right;
}

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

.scene{
  padding:var(--gap) 0;
  border-bottom:1px solid var(--rule);
}
.scene--alt{background:var(--bg-alt)}
.scene:last-of-type{border-bottom:0}

.scene-no{
  grid-column:1/2;
  font-family:var(--mono);
  font-size:.9rem;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--gold);
  padding-top:6px;
}
.scene-no::after{
  content:"";
  display:block;
  height:1px;
  background:var(--rule);
  margin-top:12px;
}

.scene-body{grid-column:2/13}

.scene-head{
  border-bottom:1px solid var(--rule);
  padding-bottom:18px;
  margin-bottom:34px;
}

.prose{max-width:none}
.prose > p,
.prose > h3{grid-column:auto}

.col7{width:100%;max-width:62ch}

.two-col{
  columns:2;
  column-gap:44px;
}

.checklist,.plainlist{
  list-style:none;
  margin:0;
  padding:0;
}
.checklist li,.plainlist li{
  position:relative;
  padding-left:26px;
  margin-bottom:14px;
  break-inside:avoid;
}
.checklist li::before{
  content:"";
  position:absolute;
  left:0;
  top:.62em;
  width:10px;
  height:10px;
  background:var(--blue);
}
.plainlist li::before{
  content:"";
  position:absolute;
  left:0;
  top:.62em;
  width:10px;
  height:2px;
  background:var(--gold);
}

ol.steps{
  margin:0;
  padding:0;
  list-style:none;
  counter-reset:st;
}
ol.steps li{
  counter-increment:st;
  position:relative;
  padding-left:44px;
  margin-bottom:20px;
  break-inside:avoid;
}
ol.steps li::before{
  content:counter(st,decimal-leading-zero);
  position:absolute;
  left:0;
  top:.15em;
  font-family:var(--mono);
  font-size:.78rem;
  color:var(--blue);
  letter-spacing:.05em;
}

.subhead{
  font-family:var(--mono);
  font-size:.74rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink-soft);
  margin:0 0 12px;
}

.rule-block{
  border-top:1px solid var(--rule);
  padding-top:26px;
  margin-top:36px;
}

/* ---------- dark scene with detail image ---------- */

.scene--dark{
  background:var(--bg-dark);
  color:var(--ink-invert);
  border-bottom:0;
}
.scene--dark h2,.scene--dark h3{color:#fff}
.scene--dark .scene-no::after{background:var(--rule-dark)}
.scene--dark .scene-head{border-bottom-color:var(--rule-dark)}
.scene--dark .subhead{color:#a2a8b3}
.scene--dark figcaption{color:#a2a8b3;text-align:left}
.scene--dark .checklist li::before{background:#7aa0f0}
.scene--dark a{color:#9db8f5}
.scene--dark .frame img{border-color:#6d737d}
.scene--dark .rule-block{border-top-color:var(--rule-dark)}
.scene--dark :focus-visible{outline-color:#9db8f5}

.dark-split{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:24px;
  row-gap:36px;
  align-items:start;
}
.frame{grid-column:1/6;margin:0}
.dark-split .text{grid-column:7/13}

/* ---------- about numbered blocks ---------- */

.blocks{margin:0;padding:0;list-style:none;counter-reset:ab}

.blocks > li{
  counter-increment:ab;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:24px;
  border-top:1px solid var(--rule);
  padding:32px 0;
}
.blocks > li:last-child{border-bottom:1px solid var(--rule)}

.blocks > li::before{
  content:counter(ab,decimal-leading-zero);
  grid-column:1/2;
  font-family:var(--mono);
  font-size:.86rem;
  color:var(--gold);
  letter-spacing:.06em;
  padding-top:6px;
}
.blocks .b-body{grid-column:2/9}

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

.site-foot{
  background:var(--bg-dark);
  color:var(--ink-invert);
  font-size:.95rem;
}
.site-foot .perf{margin-bottom:44px}

.foot-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:24px;
  row-gap:32px;
  padding-bottom:48px;
}
.foot-a{grid-column:1/7}
.foot-b{grid-column:8/13}

.foot-name{
  font-family:var(--sans);
  font-weight:800;
  font-size:1.3rem;
  letter-spacing:-.02em;
  margin:0 0 12px;
  color:#fff;
}
.site-foot p{color:#c3c8d1;margin:0 0 14px}
.site-foot a{color:#9db8f5}
.site-foot :focus-visible{outline-color:#9db8f5}

.foot-nav ul{list-style:none;margin:0 0 18px;padding:0;display:grid;gap:9px}
.foot-nav a{
  font-family:var(--mono);
  font-size:.78rem;
  letter-spacing:.09em;
  text-transform:uppercase;
  text-decoration:none;
  color:#c3c8d1;
}
.foot-nav a:hover{color:#fff;text-decoration:underline}

.foot-bottom{
  border-top:1px solid var(--rule-dark);
  padding:20px 0 34px;
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.07em;
  color:#8f96a1;
}

/* ---------- legal / text pages ---------- */

.page-head{
  padding:56px 0 40px;
  border-bottom:1px solid var(--rule);
}
.page-head .grid{row-gap:22px}
.page-head .scene-no{color:var(--gold)}
.page-head .ph-body{grid-column:2/11}
.page-head p{margin-top:20px;max-width:62ch;color:#2a2d34}

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

@media (max-width:900px){
  :root{--gap:52px}
  body{font-size:17px}
  .wrap{padding:0 20px}

  .marks{
    grid-column:1/13;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:10px 14px;
    padding-top:0;
  }
  .hero-text,.hero-lede{grid-column:1/13}
  .hero-figure{grid-column:1/13;justify-self:stretch;max-width:100%}
  figcaption{text-align:left}

  .scene-no{grid-column:1/13;padding-top:0}
  .scene-no::after{margin-top:10px}
  .scene-body{grid-column:1/13;margin-top:22px}

  .two-col{columns:1}

  .frame,.dark-split .text{grid-column:1/13}
  .frame{max-width:420px}

  .blocks > li::before{grid-column:1/13}
  .blocks .b-body{grid-column:1/13;margin-top:8px}

  .foot-a,.foot-b{grid-column:1/13}
  .page-head .ph-body{grid-column:1/13}
}

@media (max-width:560px){
  .marks{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-head .wrap{padding-top:16px}
  .site-nav ul{gap:6px 16px}
}