/* krasovin.online — self-hosted stylesheet.
   Self-contained: system fonts only, nothing fetched from any other origin. */

:root{
  --c-brand:#2f7d4f;
  --c-brand-dark:#24603d;
  --c-brand-ink:#ffffff;
  --c-ink:#16241a;
  --c-muted:#5a6d5e;
  --c-bg:#f4faf5;
  --c-surface:#ffffff;
  --c-soft:#e9f3ea;
  --c-line:#cfe0d2;
  --c-note-bg:#fff7e6;
  --c-note-line:#e8cf96;
  --c-note-ink:#6b4c06;
  --radius:14px;
  --measure:68ch;
  --maxw:1180px;
  --f-body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  --f-head:Georgia,"Times New Roman","Liberation Serif",serif;
  --f-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--f-body);
  font-size:17px;
  line-height:1.65;
  display:flex;
  flex-direction:column;
  min-height:100vh;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--c-brand-dark)}
a:hover{text-decoration:none}

.skip{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 14px;z-index:100}
.skip:focus{left:8px;top:8px}

/* ---------- top disclosure bar (always first in source) ---------- */
.discbar{
  background:var(--c-note-bg);
  border-bottom:1px solid var(--c-note-line);
  color:var(--c-note-ink);
  font-size:.86rem;
  line-height:1.45;
  padding:9px 16px;
  text-align:center;
}
.discbar strong{font-weight:700}

/* ---------- header ---------- */
.nav{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
}
.nav-in{
  max-width:var(--maxw);
  margin:0 auto;
  padding:14px 20px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 22px;
}
.brand{
  font-family:var(--f-head);
  font-weight:700;
  font-size:1.3rem;
  letter-spacing:-.01em;
  color:var(--c-ink);
  text-decoration:none;
}
.brand span{color:var(--c-brand)}
.nav-tag{
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.09em;
  color:var(--c-muted);
  border-left:1px solid var(--c-line);
  padding-left:16px;
}
.nav-links{margin-left:auto;display:flex;flex-wrap:wrap;gap:6px 18px;font-size:.9rem}
.nav-links a{color:var(--c-muted);text-decoration:none}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--c-brand-dark);text-decoration:underline}

/* ---------- layout ---------- */
.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding:28px 20px 48px;
  width:100%;
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:34px;
  align-items:start;
  flex:1 0 auto;
}
.wrap.narrow{grid-template-columns:minmax(0,1fr);max-width:860px}
main{min-width:0;max-width:var(--measure)}
.wrap.narrow main{max-width:none}
.rail{position:sticky;top:18px;min-width:0}

@media (max-width:900px){
  .wrap{grid-template-columns:minmax(0,1fr);padding:22px 16px 40px}
  .rail{position:static}
  main{max-width:none}
}

/* ---------- typography ---------- */
h1,h2,h3,h4{font-family:var(--f-head);line-height:1.22;color:var(--c-ink);text-wrap:balance}
h1{font-size:clamp(1.75rem,1.3rem+2vw,2.5rem);margin:0 0 .35em}
h2{font-size:clamp(1.3rem,1.1rem+1vw,1.7rem);margin:2em 0 .5em}
h3{font-size:1.14rem;margin:1.7em 0 .4em}
h4{font-size:1rem;margin:1.4em 0 .35em}
p{margin:0 0 1.05em}
.lede{font-size:1.1rem;color:var(--c-muted);margin-bottom:1.3em}
ul,ol{margin:0 0 1.15em;padding-left:1.3em}
li{margin:0 0 .45em}
.byline{
  font-size:.88rem;
  color:var(--c-muted);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
  padding:10px 0;
  margin:0 0 1.5em;
}
.byline b{color:var(--c-ink)}
hr{border:0;border-top:1px solid var(--c-line);margin:2.2em 0}
code{font-family:var(--f-mono);font-size:.9em;background:var(--c-soft);padding:1px 5px;border-radius:4px}
.small{font-size:.86rem;color:var(--c-muted)}

/* ---------- cards & boxes ---------- */
.box{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:18px 20px;
  margin:0 0 1.6em;
}
.box>:last-child{margin-bottom:0}
.box h3,.box h4{margin-top:0}

.disclosure{
  background:var(--c-note-bg);
  border:1px solid var(--c-note-line);
  border-left:5px solid #d9a441;
  border-radius:var(--radius);
  padding:16px 18px;
  margin:0 0 1.8em;
  font-size:.93rem;
}
.disclosure h2{font-family:var(--f-body);font-size:.8rem;text-transform:uppercase;letter-spacing:.09em;margin:0 0 .5em;color:var(--c-note-ink)}
.disclosure p{margin:0 0 .6em}
.disclosure>:last-child{margin-bottom:0}

.keybox{
  background:var(--c-soft);
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:18px 20px;
  margin:0 0 1.8em;
}
.keybox>:last-child{margin-bottom:0}

/* ---------- ad / CTA unit ---------- */
.adunit{
  border:1px solid var(--c-note-line);
  background:var(--c-note-bg);
  border-radius:var(--radius);
  padding:20px;
  margin:2em 0;
  text-align:center;
}
.adunit .adlabel{
  display:inline-block;
  font-size:.72rem;
  font-weight:700;
  letter-spacing:.11em;
  text-transform:uppercase;
  color:var(--c-note-ink);
  border:1px solid var(--c-note-line);
  background:#fff;
  border-radius:999px;
  padding:3px 11px;
  margin-bottom:10px;
}
.adunit h3{margin:0 0 .4em}
.adunit p{margin:0 0 .9em;font-size:.95rem}
.adunit>:last-child{margin-bottom:0}

.btn{
  display:inline-block;
  background:var(--c-brand);
  color:var(--c-brand-ink);
  font-weight:700;
  font-size:1rem;
  text-decoration:none;
  padding:13px 26px;
  border-radius:999px;
  border:1px solid var(--c-brand-dark);
  line-height:1.3;
}
.btn:hover{background:var(--c-brand-dark);text-decoration:none}
.btn .btn-sub{
  display:block;
  font-weight:600;
  font-size:.7rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  opacity:.92;
  margin-top:3px;
}
.btn.outline{background:#fff;color:var(--c-brand-dark)}
.btn.outline:hover{background:var(--c-soft)}
.btn.full{display:block;width:100%;text-align:center}
.cta-note{
  margin:.7em auto 0;
  max-width:46ch;
  font-size:.82rem;
  line-height:1.5;
  color:var(--c-note-ink);
}

/* ---------- rail ---------- */
.rail .box{margin-bottom:1.2em}
.rail h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.09em;font-family:var(--f-body);color:var(--c-muted);margin:0 0 .7em}
.toc{list-style:none;margin:0;padding:0;font-size:.93rem}
.toc li{margin:0 0 .5em}
.toc a{text-decoration:none}
.toc a:hover{text-decoration:underline}

/* ---------- figures ---------- */
figure{margin:1.9em 0;padding:0}
figure svg,figure img{
  width:100%;
  height:auto;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--radius);
}
figcaption{
  font-size:.85rem;
  color:var(--c-muted);
  margin-top:.6em;
  line-height:1.5;
}

/* ---------- tables ---------- */
table{width:100%;border-collapse:collapse;margin:0 0 1.6em;font-size:.94rem}
th,td{border:1px solid var(--c-line);padding:9px 11px;text-align:left;vertical-align:top}
th{background:var(--c-soft);font-weight:700}

dl.ident{margin:0}
dl.ident dt{font-weight:700;margin-top:.8em}
dl.ident dd{margin:0}

/* ---------- footer ---------- */
footer.foot{
  background:var(--c-surface);
  border-top:1px solid var(--c-line);
  margin-top:auto;
  padding:30px 20px 34px;
  font-size:.86rem;
  color:var(--c-muted);
}
.foot-in{max-width:var(--maxw);margin:0 auto}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 20px;margin:0 0 16px;padding:0;list-style:none}
.foot-links a{color:var(--c-brand-dark);text-decoration:none}
.foot-links a:hover{text-decoration:underline}
.foot-id{margin:0 0 12px;line-height:1.6}
.foot p{margin:0 0 10px}
.foot p:last-child{margin-bottom:0}