/* pravator.online — self-contained stylesheet.
   No @import, no web fonts, no remote assets. System font stack only. */

:root{
  --brand:#0b5cff;
  --brand-dark:#0843bf;
  --brand-ink:#ffffff;
  --ink:#101828;
  --muted:#5a6478;
  --bg:#f5f8ff;
  --surface:#ffffff;
  --soft:#eaf0fd;
  --line:#d3ddf2;
  --line-strong:#b6c6e8;
  --ok:#0a7d55;
  --no:#c1123a;
  --warn:#8a5a00;
  --radius:12px;
  --maxw:1220px;
  --measure:70ch;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:17px;
  line-height:1.68;
  display:flex;
  flex-direction:column;
  min-height:100vh;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--brand-dark)}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px}

h1,h2,h3,h4{line-height:1.22;margin:0 0 .5em;font-weight:700;letter-spacing:-.011em}
h1{font-size:clamp(1.85rem,1.4rem+1.8vw,2.7rem);margin-bottom:.35em}
h2{font-size:clamp(1.35rem,1.15rem+.8vw,1.75rem);margin-top:2em}
h3{font-size:clamp(1.1rem,1rem+.4vw,1.25rem);margin-top:1.6em}
h4{font-size:1.02rem;margin-top:1.3em}
p,ul,ol{margin:0 0 1.05em}
ul,ol{padding-left:1.35em}
li{margin:.3em 0}
strong{font-weight:650}
small{font-size:.86rem}

.skip{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:8px;top:8px}

/* ---------- top advertising disclosure bar ---------- */
.adbar{
  background:#0c2340;
  color:#eaf0fd;
  font-size:.86rem;
  line-height:1.5;
  padding:9px clamp(14px,3vw,32px);
  text-align:center;
  border-bottom:2px solid var(--brand);
}
.adbar p{margin:0;max-width:110ch;margin-inline:auto}
.adbar strong{color:#fff}
.adbar a{color:#9dc0ff}

/* ---------- header ---------- */
.nav{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  padding:12px clamp(14px,3vw,32px);
}
.nav-in{
  max-width:var(--maxw);margin-inline:auto;
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
}
.brand{
  font-weight:800;font-size:1.22rem;letter-spacing:-.02em;
  color:var(--ink);text-decoration:none;
}
.brand span{color:var(--brand)}
.brand-sub{font-size:.76rem;color:var(--muted);letter-spacing:.09em;text-transform:uppercase;font-weight:600}
.nav nav{margin-left:auto}
.nav ul{list-style:none;display:flex;flex-wrap:wrap;gap:4px 18px;margin:0;padding:0}
.nav a{color:var(--muted);text-decoration:none;font-size:.92rem;font-weight:550}
.nav a:hover,.nav a[aria-current="page"]{color:var(--brand);text-decoration:underline}

/* ---------- layout ---------- */
.wrap{
  flex:1;
  width:100%;max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(18px,3vw,34px) clamp(14px,3vw,32px) 56px;
  display:grid;
  gap:clamp(20px,3vw,40px);
  grid-template-columns:minmax(0,1fr);
  align-items:start;
}
.wrap.has-rail{grid-template-columns:minmax(0,1fr)}
@media (min-width:1000px){
  .wrap.has-rail{grid-template-columns:minmax(0,1fr) 300px}
}
main{min-width:0;max-width:var(--measure)}
.wrap.has-rail main{max-width:none}
main.narrow{max-width:76ch}

.rail{min-width:0;display:flex;flex-direction:column;gap:18px}
@media (min-width:1000px){
  .rail{position:sticky;top:18px}
}

/* ---------- article meta ---------- */
.kicker{
  display:inline-block;font-size:.76rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--brand);margin-bottom:.7em;
}
.byline{
  display:flex;flex-wrap:wrap;gap:6px 16px;align-items:baseline;
  font-size:.9rem;color:var(--muted);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:11px 0;margin:0 0 26px;
}
.byline b{color:var(--ink);font-weight:650}
.lede{font-size:1.1rem;color:#2a3346}

/* ---------- disclosure box ---------- */
.disclosure{
  border:2px solid var(--brand);
  border-left-width:6px;
  background:var(--soft);
  border-radius:var(--radius);
  padding:16px 18px;
  margin:0 0 30px;
  font-size:.95rem;
}
.disclosure h2,.disclosure h3{margin:0 0 .4em;font-size:1rem;color:var(--brand-dark)}
.disclosure p:last-child{margin-bottom:0}

/* ---------- notes / callouts ---------- */
.note{
  border:1px solid var(--line-strong);
  background:var(--surface);
  border-radius:var(--radius);
  padding:14px 18px;
  margin:0 0 1.3em;
  font-size:.95rem;
}
.note h3,.note h4{margin-top:0}
.note p:last-child{margin-bottom:0}
.note.correction{border-color:#e6c98a;background:#fdf8ec}
.note.correction h3{color:var(--warn)}

/* ---------- commercial block ---------- */
.promo{
  border:1px solid var(--line-strong);
  border-top:4px solid var(--brand);
  background:var(--surface);
  border-radius:var(--radius);
  padding:20px;
  margin:30px 0;
  box-shadow:0 1px 2px rgba(16,24,40,.05);
}
.promo h3{margin-top:0}
.promo p{margin-bottom:.9em}
.promo-tag{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:#fff;background:var(--muted);
  padding:3px 8px;border-radius:4px;margin-bottom:10px;
}
.btn{
  display:block;width:100%;
  background:var(--brand);color:var(--brand-ink);
  font-weight:700;font-size:1.02rem;
  text-align:center;text-decoration:none;
  padding:14px 20px;border-radius:9px;
  border:1px solid var(--brand-dark);
}
.btn:hover{background:var(--brand-dark);color:#fff;text-decoration:none}
.btn.outline{background:var(--surface);color:var(--brand);border:2px solid var(--brand)}
.btn.outline:hover{background:var(--soft);color:var(--brand-dark)}
.btn.small{font-size:.94rem;padding:11px 16px}
.btn .partner-label{
  display:block;font-size:.72rem;font-weight:600;letter-spacing:.07em;
  text-transform:uppercase;opacity:.9;margin-top:4px;
}
.cta-note{
  margin:8px 0 0;
  font-size:.82rem;line-height:1.5;color:var(--muted);
}
.cta-note b{color:var(--ink);font-weight:650}

/* ---------- rail cards ---------- */
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:16px 18px;
  font-size:.94rem;
}
.card h2,.card h3{margin-top:0;font-size:1rem}
.card ul{padding-left:1.1em;margin-bottom:0}
.card.toc a{color:var(--ink);text-decoration:none}
.card.toc a:hover{color:var(--brand);text-decoration:underline}
.card.promo-card{border-top:4px solid var(--brand)}

/* ---------- figures ---------- */
figure{
  margin:26px 0;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:14px;
}
figure svg,figure img{width:100%;height:auto}
figcaption{
  margin-top:10px;font-size:.86rem;color:var(--muted);
  border-top:1px solid var(--line);padding-top:9px;
}

/* ---------- tables ---------- */
.table-scroll{overflow-x:auto;margin:0 0 1.3em;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
table{border-collapse:collapse;width:100%;font-size:.93rem;min-width:520px}
caption{text-align:left;padding:12px 14px 0;font-size:.86rem;color:var(--muted)}
th,td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:var(--soft);font-weight:650;border-bottom:2px solid var(--line-strong)}
tbody tr:last-child td{border-bottom:0}
.yes{color:var(--ok);font-weight:650}
.no{color:var(--no);font-weight:650}

/* ---------- misc ---------- */
.meta-list{list-style:none;padding:0;margin:0 0 1.2em}
.meta-list li{padding:9px 0;border-bottom:1px solid var(--line);display:flex;flex-wrap:wrap;gap:4px 14px}
.meta-list li:last-child{border-bottom:0}
.meta-list b{min-width:190px;font-weight:650}
.sources{font-size:.93rem}
.sources li{margin:.5em 0}
.updated{font-size:.88rem;color:var(--muted)}

/* ---------- footer ---------- */
footer.site{
  background:#0c2340;color:#c6d5f0;
  padding:38px clamp(14px,3vw,32px) 30px;
  font-size:.9rem;line-height:1.6;
}
footer.site .foot-in{max-width:var(--maxw);margin-inline:auto}
footer.site h2{color:#fff;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;margin:0 0 .8em}
footer.site a{color:#9dc0ff}
.foot-cols{display:grid;gap:26px;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));margin-bottom:28px}
.foot-cols ul{list-style:none;padding:0;margin:0}
.foot-cols li{margin:.35em 0}
.foot-legal{border-top:1px solid #1d3a63;padding-top:20px}
.foot-legal p{margin:0 0 .75em}
.foot-legal p:last-child{margin-bottom:0}
.foot-id{color:#e3ecfb}
.foot-id b{color:#fff}