/* ===========================================================================
   pbn-core — lekki, bezframeworkowy CSS sterowany zmiennymi z params.theme.
   Zmienne :root wstrzykiwane w head.html (anti-footprint: kolory/font/radius
   różne per domena bez dotykania tego pliku).
   =========================================================================== */
*,*::before,*::after{box-sizing:border-box}
html{font-size:17px;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.65;
}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.2;margin:.6em 0 .4em}
h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.2rem}
p{margin:0 0 1rem}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.container{max-width:980px;margin:0 auto;padding:0 1rem}

/* ---- Header (wspólne) ---------------------------------------------------- */
.site-header{background:var(--bg);border-bottom:3px solid var(--accent)}
.brand{font-family:var(--font-head);font-weight:700;font-size:1.4rem;color:var(--ink)}
.brand:hover{text-decoration:none}
.main-nav .nav-list{list-style:none;display:flex;gap:1.2rem;margin:0;padding:0;flex-wrap:wrap}
.main-nav a{color:var(--ink);font-weight:600}
.main-nav a[aria-current=page]{color:var(--accent)}
.nav-toggle{display:none;background:none;border:0;font-size:1.6rem;cursor:pointer}

/* Wariant A: brand z lewej, nav z prawej */
.header-a .header-bar{display:flex;align-items:center;justify-content:space-between;padding:.9rem 1rem;max-width:980px;margin:0 auto}

/* Wariant B: brand wyśrodkowany, pasek nav poniżej */
.header-b{text-align:center}
.header-b .brand-row{padding:1.2rem 1rem .4rem}
.header-b .brand-centered{font-size:1.8rem}
.header-b .brand-tagline{color:var(--muted);margin:.2rem 0 .8rem;font-size:.95rem}
.header-b .nav-strip{background:var(--surface);border-top:1px solid #e6e8eb}
.header-b .nav-list-center{justify-content:center;padding:.6rem 0}

/* ---- Home ---------------------------------------------------------------- */
.home-hero{background:var(--surface);padding:2.4rem 0}
.hero-title{margin:0;font-size:2.2rem}
.hero-sub{display:block;font-size:1.1rem;color:var(--accent);font-family:var(--font)}
.hero-desc{color:var(--muted);max-width:60ch;margin:.6rem 0 0}
.section-h{border-left:4px solid var(--accent);padding-left:.6rem}
.home-latest,.home-topics,.home-money,.home-about{padding:1.8rem 0}
.topic-list{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.6rem}
.topic-list li{background:var(--surface);border-radius:var(--radius);padding:.4rem .8rem}
.topic-count,.term-count{color:var(--muted);font-size:.85rem;margin-left:.3rem}

/* ---- Karty / grid -------------------------------------------------------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.2rem}
.card{background:var(--bg);border:1px solid #e6e8eb;border-radius:var(--radius);overflow:hidden}
.card-media img{display:block;width:100%;object-fit:cover}
.card-body{padding:.9rem}
.card-title{margin:.2rem 0;font-size:1.15rem}
.card-lead{color:var(--muted);font-size:.95rem;margin:.3rem 0}
.card-meta{color:var(--muted);font-size:.8rem;margin:.4rem 0 0}
.card-b{display:grid;grid-template-columns:1fr 240px;align-items:center}
.card-b .card-media img{height:100%}

/* ---- Artykuł ------------------------------------------------------------- */
.post{max-width:740px}
.breadcrumbs{color:var(--muted);font-size:.85rem;padding:1rem 0 0}
.breadcrumbs a{color:var(--muted)}
.post-title{font-size:2.1rem;margin-top:.4rem}
.post-lead{font-size:1.15rem;color:var(--muted)}
.post-meta{color:var(--muted);font-size:.85rem}
.post-cover img{border-radius:var(--radius);width:100%}
.post-body{font-size:1.05rem}
.post-body h2{margin-top:1.6em}
.post-tags{margin:1.4rem 0}
.tag{display:inline-block;background:var(--surface);border-radius:999px;padding:.15rem .7rem;font-size:.85rem;margin:.15rem .2rem}

/* ---- Money block (slot Erli, M2) ---------------------------------------- */
.money-block{border:1px solid var(--accent);border-radius:var(--radius);padding:1rem;margin:1.8rem 0;background:var(--surface)}
.money-h{margin-top:0}
.money-placeholder{color:var(--muted);font-size:.9rem;margin:0}

/* ---- Ramka produktowa (M2, feed Erli) ----------------------------------- */
.produkty{border:1px solid var(--accent);border-radius:var(--radius);padding:1rem;margin:1.8rem 0;background:var(--surface)}
.produkty-h{margin-top:0}
.produkty-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.8rem}
.produkt{background:var(--bg);border:1px solid #e6e8eb;border-radius:var(--radius);overflow:hidden}
.produkt-link{display:flex;flex-direction:column;height:100%;color:var(--ink);text-decoration:none}
.produkt-link:hover{text-decoration:none;box-shadow:0 2px 10px rgba(0,0,0,.08)}
.produkt-foto{display:block;aspect-ratio:1/1;background:#fff}
.produkt-foto img{width:100%;height:100%;object-fit:contain}
.produkt-nazwa{display:block;padding:.5rem .6rem 0;font-size:.85rem;line-height:1.3}
.produkt-cena{margin-top:auto;padding:.5rem .6rem .7rem;font-weight:700;color:var(--accent)}
.produkt-omnibus{display:block;font-weight:400;font-size:.72rem;color:var(--muted)}
.produkty-zrodlo{margin:.8rem 0 0;font-size:.78rem;color:var(--muted)}

/* ---- Reverse silo / related --------------------------------------------- */
.related-links{margin:2rem 0;padding:1.2rem;background:var(--surface);border-radius:var(--radius)}
.related-h{margin-top:0}
.related-list{margin:.4rem 0;padding-left:1.1rem}
.related-list li{margin:.3rem 0}
.silo-up{margin:.6rem 0 0;font-weight:600}

/* ---- Autor --------------------------------------------------------------- */
.author-card{display:flex;gap:.9rem;align-items:center;margin:1.6rem 0;padding:1rem;border:1px solid #e6e8eb;border-radius:var(--radius)}
.author-avatar{border-radius:50%;flex:none}
.author-name{font-weight:700}
.author-bio{margin:.2rem 0 0;color:var(--muted);font-size:.9rem}

/* ---- Callouts / quote ---------------------------------------------------- */
.callout{border-left:4px solid var(--accent);background:var(--surface);padding:.8rem 1rem;border-radius:0 var(--radius) var(--radius) 0;margin:1.2rem 0}
.callout-warning{border-left-color:var(--accent-alt)}
.content-quote{border-left:4px solid var(--accent);margin:1.2rem 0;padding:.4rem 0 .4rem 1rem;font-style:italic;color:var(--ink)}
.content-figure figcaption{color:var(--muted);font-size:.85rem;text-align:center}

/* ---- Listy / paginacja --------------------------------------------------- */
.term-list,.sitewide-links{list-style:none;padding:0}
.term-list li{padding:.35rem 0;border-bottom:1px solid #eee}
.pagination{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin:2rem 0}
.page-status{color:var(--muted);font-size:.9rem}

/* ---- Footer -------------------------------------------------------------- */
.site-footer{background:var(--surface);border-top:3px solid var(--accent);margin-top:3rem;padding:1.8rem 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:1.5rem}
.footer-h{font-size:1rem;margin:0 0 .5rem}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin:.3rem 0}
.footer-brand{font-family:var(--font-head);font-weight:700}
.footer-desc{color:var(--muted);font-size:.9rem}
.footer-bottom,.footer-center{color:var(--muted);font-size:.85rem;margin-top:1rem}
.footer-b{text-align:center}
.footer-inline a{margin:0 .5rem}
.social-links a{margin:0 .3rem}

/* ---- Warstwa cytowalnosci (GEO) ----------------------------------------- */
/* Box "Kluczowe liczby": atomowe, uzrodlowione fakty na gorze artykulu.
   Wizualnie oddzielony od tekstu, bo ma byc skanowalny (i przez czlowieka,
   i przez model). Kolor bierze z akcentu serwisu -> rozny per domena. */
.key-facts{background:var(--surface);border-left:4px solid var(--accent);
  border-radius:var(--radius);padding:1rem 1.2rem;margin:1.5rem 0}
.key-facts-h{font-family:var(--font-head);font-weight:700;font-size:1.05rem;
  margin:0 0 .5rem;color:var(--accent)}
.key-facts-body ul{margin:0;padding-left:1.1rem}
.key-facts-body li{margin:.35rem 0}

/* Sekcja FAQ (frontmatter `faq:`) — to samo zrodlo co FAQPage JSON-LD. */
.faq{margin:2.5rem 0 1rem;border-top:1px solid var(--surface);padding-top:1.5rem}
.faq-h{font-family:var(--font-head);font-size:1.4rem;margin:0 0 1rem}
.faq-item{margin:0 0 1.1rem}
.faq-q{font-size:1.05rem;margin:0 0 .3rem}
.faq-a{color:var(--ink);margin:0}
.faq-a p{margin:.2rem 0}

/* ---- Responsywność ------------------------------------------------------- */
@media(max-width:680px){
  .nav-toggle{display:block}
  .header-a .nav-list{display:none;flex-direction:column;width:100%;padding:.5rem 0}
  .header-a .nav-list.open{display:flex}
  .header-a .header-bar{flex-wrap:wrap}
  .card-b{grid-template-columns:1fr}
  .card-b .card-media{display:none}
  .footer-grid{grid-template-columns:1fr}
}