:root{
  --pl-navy:#0a2438;
  --pl-deep:#061923;
  --pl-blue:#15506f;
  --pl-gold:#b99150;
  --pl-muted:#5e6c76;
  --pl-line:#dce5ea;
  --pl-soft:#f3f7f9;
}

.pl-breadcrumb{background:#fff;border-bottom:1px solid var(--pl-line)}
.pl-breadcrumb-inner{min-height:42px;display:flex;align-items:center;gap:8px;font-size:.74rem;color:#77858e}
.pl-breadcrumb a{color:var(--pl-blue);font-weight:700;text-decoration:none}

.pl-kicker{display:inline-flex;align-items:center;gap:9px;color:var(--pl-blue);font-size:.7rem;font-weight:850;text-transform:uppercase;letter-spacing:.13em}
.pl-kicker:before{content:"";width:28px;height:2px;background:var(--pl-gold)}

.pl-hero{background:linear-gradient(135deg,#f8fbfc,#edf4f7)}
.pl-hero-inner{max-width:980px;padding:62px 0}
.pl-hero h1{margin:14px 0 16px;color:var(--pl-deep);font-size:clamp(2.65rem,4.6vw,4.6rem);line-height:1;letter-spacing:-.052em}
.pl-lead{max-width:860px;margin:0;color:#4e606b;font-size:1.02rem;line-height:1.72}
.pl-updated{display:inline-block;margin-top:18px;color:#7b8991;font-size:.75rem}

.pl-section{padding:58px 0}
.pl-section-soft{background:var(--pl-soft)}
.pl-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:42px;align-items:start}
.pl-nav{
  position:sticky;
  top:105px;
  padding:20px;
  border:1px solid var(--pl-line);
  border-radius:14px;
  background:#fff;
}
.pl-nav strong{display:block;margin-bottom:10px;color:var(--pl-deep);font-size:.82rem}
.pl-nav a{display:block;padding:8px 0;border-bottom:1px solid #eef2f4;color:#536670;font-size:.76rem;font-weight:700;text-decoration:none}
.pl-nav a:last-child{border-bottom:0}

.pl-content{max-width:900px}
.pl-content section{scroll-margin-top:120px;margin-bottom:42px}
.pl-content section:last-child{margin-bottom:0}
.pl-content h2{margin:0 0 13px;color:var(--pl-deep);font-size:clamp(1.55rem,2.4vw,2.2rem);line-height:1.14;letter-spacing:-.025em}
.pl-content h3{margin:24px 0 9px;color:var(--pl-deep);font-size:1.05rem}
.pl-content p{margin:0 0 14px;color:var(--pl-muted);font-size:.91rem;line-height:1.72}
.pl-content ul,.pl-content ol{margin:12px 0 16px;padding-left:21px}
.pl-content li{margin:8px 0;color:var(--pl-muted);font-size:.89rem;line-height:1.62}
.pl-content a{color:var(--pl-blue);font-weight:750}

.pl-callout{margin:20px 0;padding:18px 20px;border:1px solid var(--pl-line);border-left:3px solid var(--pl-gold);border-radius:12px;background:#fff}
.pl-callout strong{display:block;margin-bottom:5px;color:var(--pl-deep)}
.pl-callout p{margin:0;font-size:.85rem}

.pl-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0}
.pl-card{padding:20px;border:1px solid var(--pl-line);border-radius:13px;background:#fff}
.pl-card span{display:block;color:var(--pl-gold);font-size:.62rem;font-weight:900;letter-spacing:.12em}
.pl-card strong{display:block;margin-top:7px;color:var(--pl-deep);font-size:.98rem}
.pl-card p{margin:7px 0 0;font-size:.8rem;line-height:1.56}

.pl-source-list{border-top:1px solid var(--pl-line)}
.pl-source-list div{display:grid;grid-template-columns:36px 1fr;gap:10px;padding:13px 0;border-bottom:1px solid var(--pl-line)}
.pl-source-list span{color:var(--pl-gold);font-weight:900}
.pl-source-list strong{color:var(--pl-deep)}
.pl-source-list p{grid-column:2;margin:3px 0 0;font-size:.8rem}

.pl-dark{background:var(--pl-deep);color:#fff}
.pl-dark .pl-kicker{color:#9ed1e5}
.pl-dark h2{color:#fff}
.pl-dark p,.pl-dark li{color:#c1d0d7}
.pl-dark a{color:#fff}

.pl-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.pl-links a{display:inline-flex;align-items:center;min-height:42px;padding:0 14px;border:1px solid var(--pl-line);border-radius:9px;background:#fff;color:var(--pl-blue);font-size:.78rem;font-weight:850;text-decoration:none}

@media(max-width:900px){
  .pl-layout{grid-template-columns:1fr}
  .pl-nav{position:static;display:none}
}
@media(max-width:700px){
  .pl-breadcrumb{display:none}
  .pl-hero-inner{padding:48px 0}
  .pl-hero h1{font-size:clamp(2.25rem,10vw,3.35rem)}
  .pl-section{padding:48px 0}
  .pl-grid{grid-template-columns:1fr}
}