/*
Theme Name: Turkusowe Archiwum
Theme URI: https://faxprzezinternet.com.pl
Author: AA
Version: 1.0.0
Text Domain: aa-faxprzezinternet-archiwum
*/
/* =========================================================
   Fax przez internet — arkusz stylów (styl.css)
   Kierunek: indygo + seledyn, karty zastosowań branżowych
   Samowystarczalny, mobile-first, fonty systemowe
   ========================================================= */

:root {
  /* --- Paleta: indygo --- */
  --indigo-950: #191636;
  --indigo-900: #1e1b4b;
  --indigo-800: #2c2872;
  --indigo-700: #3730a3;
  --indigo-600: #4338ca;
  --indigo-500: #5046e4;
  --indigo-100: #e5e6fb;
  --indigo-50:  #eef0fc;

  /* --- Paleta: seledyn (celadon) --- */
  --seledyn-800: #0b5f57;
  --seledyn-700: #0f766e;
  --seledyn-600: #0d9488;
  --seledyn-500: #16b3a1;
  --seledyn-200: #b6ede2;
  --seledyn-100: #d6f5ee;
  --seledyn-50:  #ecfdf7;

  /* --- Neutralne --- */
  --ink:       #191b2e;
  --ink-soft:  #3d4059;
  --muted:     #676b83;
  --line:      #e6e7f1;
  --line-soft: #eef0f6;
  --bg:        #f5f6fb;
  --bg-2:      #eef0f8;
  --surface:   #ffffff;

  /* --- Role --- */
  --brand:        var(--indigo-600);
  --brand-strong: var(--indigo-800);
  --accent:       var(--seledyn-600);
  --accent-ink:   var(--seledyn-800);

  /* --- Kształt / cień / ruch --- */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --shadow-1: 0 1px 2px rgba(25,27,46,.06), 0 2px 6px rgba(25,27,46,.05);
  --shadow-2: 0 6px 16px rgba(25,27,46,.08), 0 2px 6px rgba(25,27,46,.05);
  --shadow-3: 0 18px 44px rgba(30,27,75,.16), 0 6px 14px rgba(30,27,75,.08);
  --ring: 0 0 0 3px rgba(80,70,228,.35);
  --ease: cubic-bezier(.2,.7,.3,1);
  --wrap: 1180px;
}

/* ------------------ reset / bazowe ------------------ */
*,*::before,*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--indigo-600); text-decoration-color: rgba(67,56,202,.35); text-underline-offset: 2px; }
a:hover { text-decoration-color: currentColor; }
h1,h2,h3,h4 { line-height: 1.18; color: var(--ink); font-weight: 800; letter-spacing: -0.02em; }
p { margin: 0 0 1rem; }

:focus-visible { outline: none; box-shadow: var(--ring); border-radius: 6px; }

.wrap { width: min(100% - 2rem, var(--wrap)); margin-inline: auto; }

.skip-link {
  position: absolute; left: 12px; top: -60px;
  background: var(--indigo-700); color: #fff; padding: .7rem 1rem;
  border-radius: 0 0 var(--r-sm) var(--r-sm); z-index: 200; font-weight: 700;
  transition: top .18s var(--ease);
}
.skip-link:focus { top: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; } /* etykieta formularza tylko dla czytników ekranu */

/* ------------------ Header / nav ------------------ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; gap: 1rem;
  min-height: 68px;
}
.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  text-decoration: none; color: var(--brand-strong); font-weight: 800;
  letter-spacing: -0.02em; font-size: 1.12rem; margin-right: auto;
}
.brand:hover { text-decoration: none; }
.brand .mark {
  width: 38px; height: 38px; flex: 0 0 auto;
  border-radius: 11px;
  background: linear-gradient(150deg, var(--indigo-600), var(--indigo-800));
  display: grid; place-items: center; color: #fff;
  box-shadow: var(--shadow-1);
}
.brand .mark svg { width: 21px; height: 21px; }
.brand b { color: var(--indigo-700); }
.brand .brand-tag { color: var(--accent); }

/* toggle (czysty CSS, checkbox-hack) */
.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.nav-btn {
  display: none; align-items: center; gap: .5rem;
  border: 1px solid var(--line); background: var(--surface);
  color: var(--ink); font-weight: 700; font-size: .95rem;
  padding: .5rem .8rem; border-radius: var(--r-sm); cursor: pointer;
  box-shadow: var(--shadow-1);
}
.nav-btn .bars { display: inline-grid; gap: 3.5px; }
.nav-btn .bars span { width: 18px; height: 2px; background: var(--indigo-700); border-radius: 2px; }

.main-nav ul {
  list-style: none; display: flex; align-items: center; gap: .2rem;
  margin: 0; padding: 0;
}
.main-nav a {
  display: inline-block; text-decoration: none; color: var(--ink-soft);
  font-weight: 600; padding: .5rem .7rem; border-radius: var(--r-sm);
  font-size: .96rem; transition: color .15s var(--ease), background .15s var(--ease);
}
.main-nav a:hover { color: var(--indigo-700); background: var(--indigo-50); }
.main-nav a[aria-current="page"] {
  color: var(--indigo-800); background: var(--indigo-50);
  box-shadow: inset 0 0 0 1px var(--indigo-100);
}

/* ------------------ Hero ------------------ */
.hero {
  position: relative; overflow: hidden; color: #eef0ff;
  background:
    radial-gradient(1000px 500px at 88% -10%, rgba(22,179,161,.42), transparent 60%),
    radial-gradient(720px 460px at 5% 110%, rgba(80,70,228,.55), transparent 60%),
    linear-gradient(160deg, var(--indigo-900), var(--indigo-800) 55%, var(--indigo-950));
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 46px 46px; opacity: .35; pointer-events: none;
  mask-image: radial-gradient(80% 90% at 60% 0%, #000 40%, transparent 100%);
}
.hero-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center; padding-block: clamp(2.6rem, 6vw, 4.6rem);
}
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--seledyn-100);
  background: rgba(22,179,161,.16); border: 1px solid rgba(182,237,226,.32);
  padding: .4rem .8rem; border-radius: 999px; margin-bottom: 1.1rem;
}
.hero .eyebrow svg { width: 15px; height: 15px; }
.hero h1 {
  color: #fff; font-size: clamp(2.1rem, 1.4rem + 3.4vw, 3.5rem);
  margin: 0 0 1rem; letter-spacing: -0.03em;
}
.hero .lead { color: #dfe2ff; font-size: clamp(1.02rem, .98rem + .35vw, 1.18rem); margin-bottom: 1.6rem; max-width: 60ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; }

.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-weight: 700; text-decoration: none; cursor: pointer;
  padding: .8rem 1.25rem; border-radius: var(--r-md); border: 1px solid transparent;
  font-size: .98rem; transition: transform .12s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: linear-gradient(160deg, var(--seledyn-500), var(--seledyn-700)); color: #fff; box-shadow: var(--shadow-2); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-3); text-decoration: none; }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.26); }
.btn-ghost:hover { background: rgba(255,255,255,.16); text-decoration: none; }

/* placeholder OBRAZ w hero */
.hero-media {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  box-shadow: var(--shadow-3); border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
}
.ph {
  position: relative; display: grid; place-items: center; text-align: center;
  aspect-ratio: 16 / 11; padding: 1rem;
}
.ph svg.ph-art { position: absolute; inset: 0; width: 100%; height: 100%; }
/* ------------------ Sekcje ogólne ------------------ */
section { padding-block: clamp(2.4rem, 5vw, 4rem); }
.section-head { max-width: 62ch; margin-bottom: 1.8rem; }
.section-head .kicker {
  display: inline-block; font-size: .78rem; font-weight: 800; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent-ink);
  padding: .3rem .7rem; border-radius: 999px; background: var(--seledyn-50);
  border: 1px solid var(--seledyn-200); margin-bottom: .8rem;
}
.section-head h2 { font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.15rem); margin: 0 0 .5rem; }
.section-head p { color: var(--muted); margin: 0; }

/* ------------------ Karty zastosowań ------------------ */
.cards {
  display: grid; gap: 1.1rem;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr));
}
.card {
  position: relative; display: flex; flex-direction: column; gap: .55rem;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 1.35rem 1.3rem;
  text-decoration: none; color: inherit; box-shadow: var(--shadow-1);
  transition: transform .16s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
  overflow: hidden;
}
.card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: var(--indigo-500); opacity: .0; transition: opacity .2s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-3); border-color: var(--indigo-100); }
.card:hover::before { opacity: 1; }
.card .ico {
  width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
  background: var(--indigo-50); color: var(--indigo-700); margin-bottom: .35rem;
}
.card .ico svg { width: 24px; height: 24px; }
.card h3 { font-size: 1.1rem; margin: 0; letter-spacing: -0.01em; }
.card p { color: var(--muted); font-size: .92rem; margin: 0; }
.card .more {
  margin-top: auto; font-weight: 700; font-size: .9rem; color: var(--indigo-600);
  display: inline-flex; align-items: center; gap: .35rem; padding-top: .5rem;
}
.card .more svg { width: 15px; height: 15px; transition: transform .16s var(--ease); }
.card:hover .more svg { transform: translateX(3px); }

/* warianty branżowe (akcenty) */
.card.branza-1 .ico { background: var(--indigo-50);  color: var(--indigo-700); }
.card.branza-2 .ico { background: var(--seledyn-50);  color: var(--seledyn-700); }
.card.branza-2::before { background: var(--seledyn-500); }
.card.branza-2 .more { color: var(--seledyn-700); }
.card.branza-3 .ico { background: #eafaf3; color: #0b7a5b; }
.card.branza-3::before { background: #16a37b; }

.card-tag {
  align-self: flex-start; font-size: .72rem; font-weight: 800; letter-spacing: .05em;
  text-transform: uppercase; color: var(--accent-ink);
  background: var(--seledyn-50); border: 1px solid var(--seledyn-200);
  padding: .2rem .55rem; border-radius: 999px;
}

/* ------------------ Layout treść + sidebar ------------------ */
.content-layout {
  display: grid; grid-template-columns: minmax(0,1fr) 320px;
  gap: clamp(1.5rem, 3.5vw, 2.6rem); align-items: start;
}
.prose {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-xl); padding: clamp(1.4rem, 3.5vw, 2.6rem);
  box-shadow: var(--shadow-1);
}
.prose > *:first-child { margin-top: 0; }
.prose h1 { font-size: clamp(1.8rem, 1.4rem + 2vw, 2.6rem); margin: 0 0 1rem; }
.prose h2 {
  font-size: clamp(1.3rem, 1.1rem + 1vw, 1.7rem); margin: 2.2rem 0 .8rem;
  padding-top: 1.4rem; border-top: 1px solid var(--line-soft); position: relative;
}
.prose h2:first-of-type { border-top: none; padding-top: 0; }
.prose h3 {
  font-size: 1.15rem; margin: 1.6rem 0 .6rem; color: var(--indigo-800);
  display: inline-flex; align-items: center; gap: .5rem;
}
.prose h3 a { color: var(--indigo-700); text-decoration: none; }
.prose h3 a:hover { text-decoration: underline; }
.prose p, .prose li { color: var(--ink-soft); overflow-wrap: anywhere; }
.prose strong { color: var(--ink); overflow-wrap: anywhere; }
.prose a { font-weight: 600; overflow-wrap: anywhere; }

/* wyróżniony blok "provider" */
.callout {
  margin: 1.4rem 0; padding: 1.15rem 1.3rem;
  background: linear-gradient(135deg, var(--seledyn-50), var(--indigo-50));
  border: 1px solid var(--seledyn-200); border-radius: var(--r-md);
  display: flex; gap: .9rem; align-items: flex-start;
}
.callout .ico { flex: 0 0 auto; width: 40px; height: 40px; border-radius: 11px;
  background: #fff; display: grid; place-items: center; color: var(--seledyn-700); box-shadow: var(--shadow-1); }
.callout .ico svg { width: 22px; height: 22px; }
.callout p { margin: 0; color: var(--ink-soft); }
.callout p:not(:last-child) { margin-bottom: .5rem; }

/* adres / dane bloczek */
.info-box {
  margin: 1.2rem 0; padding: 1.15rem 1.3rem;
  background: var(--bg); border: 1px dashed var(--indigo-100);
  border-radius: var(--r-md); border-left: 4px solid var(--indigo-500);
}
.info-box p { margin: 0; color: var(--ink-soft); }
.info-box .addr { color: var(--ink); font-weight: 600; line-height: 1.5; }
.faxnum {
  display: inline-block; margin-top: .4rem; font-weight: 800; color: var(--indigo-800);
  font-variant-numeric: tabular-nums; letter-spacing: .01em;
}

.mail-pill {
  display: inline-block; font-weight: 700; color: var(--seledyn-800);
  background: var(--seledyn-50); border: 1px solid var(--seledyn-200);
  padding: .06em .45em; border-radius: 7px; font-size: .95em; word-break: break-word;
}

/* meta wpisu */
.post-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: .6rem 1rem;
  color: var(--muted); font-size: .9rem; margin: 0 0 1.2rem;
}
.post-meta .pill {
  display: inline-flex; align-items: center; gap: .4rem;
  background: var(--indigo-50); color: var(--indigo-800); font-weight: 600;
  padding: .3rem .65rem; border-radius: 999px; text-decoration: none; font-size: .84rem;
}
.post-meta .pill svg { width: 14px; height: 14px; }
.post-meta a.pill:hover { background: var(--indigo-100); }

.crumbs { font-size: .88rem; color: var(--muted); margin-bottom: 1.1rem; }
.crumbs a { color: var(--indigo-600); text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.crumbs span { color: var(--line); margin: 0 .35rem; }

.cats-line {
  margin-top: 1.8rem; padding-top: 1.2rem; border-top: 1px solid var(--line-soft);
  font-size: .92rem; color: var(--muted);
}
.cats-line a {
  display: inline-flex; align-items: center; gap: .35rem; font-weight: 700;
  color: var(--seledyn-700); text-decoration: none;
  background: var(--seledyn-50); border: 1px solid var(--seledyn-200);
  padding: .25rem .65rem; border-radius: 999px;
}

/* ------------------ Sidebar ------------------ */
.sidebar { display: grid; gap: 1.2rem; position: sticky; top: 88px; }
@media (max-width: 900px){ .sidebar { position: static; } }
.widget {
  min-width: 0; /* element gridu panelu bocznego nie rozpycha kolumny (formularz szukania) */
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 1.3rem; box-shadow: var(--shadow-1);
}
.widget-title {
  font-size: .8rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase;
  color: var(--accent-ink); margin: 0 0 .9rem; padding-bottom: .6rem;
  border-bottom: 1px solid var(--line-soft); display: flex; align-items: center; gap: .5rem;
}
.widget-title svg { width: 16px; height: 16px; color: var(--seledyn-600); }
.widget-menu { list-style: none; margin: 0; padding: 0; display: grid; gap: .15rem; }
.widget-menu a {
  display: flex; align-items: center; gap: .55rem; text-decoration: none;
  color: var(--ink-soft); font-weight: 600; font-size: .95rem;
  padding: .55rem .6rem; border-radius: var(--r-sm);
  transition: background .15s var(--ease), color .15s var(--ease);
}
.widget-menu a::before {
  content: ""; width: 6px; height: 6px; border-radius: 2px; flex: 0 0 auto;
  background: var(--seledyn-500); transform: rotate(45deg); opacity: .7;
}
.widget-menu a:hover { background: var(--indigo-50); color: var(--indigo-800); }

.searchbox { display: flex; gap: .5rem; }
.searchbox input {
  flex: 1 1 auto; min-width: 0; font: inherit; padding: .6rem .8rem;
  border: 1px solid var(--line); border-radius: var(--r-sm); background: var(--bg); color: var(--ink);
}
.searchbox input:focus-visible { border-color: var(--indigo-500); }
.searchbox button {
  border: none; background: var(--indigo-600); color: #fff; border-radius: var(--r-sm);
  padding: 0 .8rem; cursor: pointer; display: grid; place-items: center;
}
.searchbox button svg { width: 18px; height: 18px; }

.widget-cta {
  background: linear-gradient(160deg, var(--indigo-700), var(--indigo-900));
  color: #eef0ff; border: none;
}
.widget-cta .widget-title { color: var(--seledyn-100); border-color: rgba(255,255,255,.14); }
.widget-cta p { color: #d7daf7; font-size: .92rem; }
.widget-cta .btn { width: 100%; justify-content: center; }

/* ------------------ Paginacja ------------------ */
.pagination {
  display: flex; flex-wrap: wrap; gap: .4rem; align-items: center;
  justify-content: center; margin-top: 2rem;
}
.pagination a, .pagination span {
  min-width: 42px; height: 42px; padding: 0 .7rem; display: inline-flex;
  align-items: center; justify-content: center; border-radius: var(--r-sm);
  font-weight: 700; text-decoration: none; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink-soft);
}
.pagination a:hover { border-color: var(--indigo-500); color: var(--indigo-700); background: var(--indigo-50); }
.pagination .current { background: var(--indigo-600); color: #fff; border-color: var(--indigo-600); }
.pagination .dots { border: none; background: transparent; }
.pagination .nav-arrow svg { width: 16px; height: 16px; }

/* lista wpisów (kategoria) */
.post-list { display: grid; gap: 1.1rem; }
.post-item {
  display: grid; grid-template-columns: 92px 1fr; gap: 1.1rem; align-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 1.1rem 1.2rem; text-decoration: none; color: inherit; box-shadow: var(--shadow-1);
  transition: transform .16s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
}
.post-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-2); border-color: var(--indigo-100); }
.post-thumb {
  width: 92px; height: 92px; border-radius: var(--r-md); flex: 0 0 auto;
  background: linear-gradient(150deg, var(--indigo-600), var(--indigo-800));
  display: grid; place-items: center; color: #fff;
}
.post-thumb svg { width: 40px; height: 40px; opacity: .92; }
.post-item h3 { margin: 0 0 .3rem; font-size: 1.15rem; }
.post-item .p-meta { color: var(--muted); font-size: .86rem; margin: 0; }
.post-item .p-excerpt { color: var(--ink-soft); font-size: .93rem; margin: .35rem 0 0; }
@media (max-width: 480px){
  .post-item { grid-template-columns: 1fr; }
  .post-thumb { width: 100%; height: 120px; }
}

/* ------------------ Pasek zaufania ------------------ */
.trust {
  background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.trust-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 1.2rem; padding-block: 2rem;
}
.trust-item { display: flex; gap: .8rem; align-items: flex-start; }
.trust-item .ico { flex: 0 0 auto; width: 42px; height: 42px; border-radius: 12px;
  background: var(--seledyn-50); color: var(--seledyn-700); display: grid; place-items: center; }
.trust-item .ico svg { width: 22px; height: 22px; }
.trust-item h4 { margin: 0 0 .15rem; font-size: 1rem; }
.trust-item p { margin: 0; color: var(--muted); font-size: .9rem; }

/* ------------------ Stopka ------------------ */
.site-footer {
  background: linear-gradient(180deg, var(--indigo-900), var(--indigo-950));
  color: #c9cbef; margin-top: 2rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem;
  padding-block: clamp(2.4rem, 5vw, 3.4rem);
}
.site-footer h4 {
  color: #fff; font-size: .82rem; letter-spacing: .09em; text-transform: uppercase;
  margin: 0 0 1rem; font-weight: 800;
}
.site-footer .brand { color: #fff; margin-bottom: .8rem; }
.site-footer .brand b { color: #fff; }
.site-footer .brand .brand-tag { color: var(--seledyn-200); }
.site-footer .about { color: #b9bced; font-size: .94rem; max-width: 42ch; }
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.footer-links a { color: #c4c7ee; text-decoration: none; font-size: .94rem; }
.footer-links a:hover { color: #fff; text-decoration: underline; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12); padding-block: 1.2rem;
  font-size: .86rem; color: #9a9dcb;
  display: flex; flex-wrap: wrap; gap: .5rem 1rem; justify-content: space-between; align-items: center;
}
.footer-bottom a { color: #c4c7ee; }
.footer-note { font-size: .82rem; color: #8386bb; }

/* ------------------ Responsywność ------------------ */
@media (max-width: 980px){
  .hero-grid { grid-template-columns: 1fr; }
  .hero-media { max-width: 520px; }
  .content-layout { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px){
  .nav-btn { display: inline-flex; }
  .main-nav {
    position: fixed; inset: 68px 0 auto 0; z-index: 99;
    background: var(--surface); border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-3);
    max-height: 0; overflow: hidden; visibility: hidden;
    transition: max-height .28s var(--ease), visibility .28s var(--ease);
  }
  .nav-toggle:checked ~ .main-nav { max-height: 80vh; visibility: visible; }
  .main-nav ul { flex-direction: column; align-items: stretch; padding: .6rem; gap: .1rem; }
  .main-nav a { padding: .8rem .9rem; font-size: 1.02rem; border-radius: var(--r-sm); }
  .nav-toggle:checked ~ .nav-btn .bars span:nth-child(1){ transform: translateY(5.5px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-btn .bars span:nth-child(2){ opacity: 0; }
  .nav-toggle:checked ~ .nav-btn .bars span:nth-child(3){ transform: translateY(-5.5px) rotate(-45deg); }
  .nav-btn .bars span { transition: transform .2s var(--ease), opacity .2s var(--ease); }
}

@media (max-width: 560px){
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce){
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

/* Kontener treści z bazy jest przezroczysty dla układu: reguła makiety o pierwszym
   dziecku artykułu musi działać także przez niego. */
.prose > [data-aa-content-root] > *:first-child { margin-top: 0; }