:root{
  --primary:#4f46e5;
  --primary-dark:#3730a3;
  --primary-light:#818cf8;
  --accent:#ec4899;
  --accent2:#22c55e;
  --bg:#f7f7fb;
  --card:#ffffff;
  --text:#1f2333;
  --text-light:#5b5f73;
  --border:#e6e6f0;
  --radius:16px;
  --shadow:0 10px 30px -10px rgba(79,70,229,.18);
  --maxw:1180px;
}
*{box-sizing:border-box;min-width:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
html,body{overflow-x:hidden;max-width:100%;}
body{
  margin:0;
  font-family:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;height:auto;display:block;}
a{color:var(--primary);text-decoration:none;}
a:hover{text-decoration:underline;}
h1,h2,h3{line-height:1.25;margin:0 0 .5em;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.section{padding:60px 0;}
.section-title{text-align:center;max-width:700px;margin:0 auto 40px;}
.section-title h2{font-size:clamp(1.6rem,3vw,2.2rem);}
.section-title p{color:var(--text-light);}
.badge{display:inline-block;background:#eef2ff;color:var(--primary);font-weight:600;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;padding:5px 14px;border-radius:999px;margin-bottom:14px;}

/* HEADER */
header.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;max-width:var(--maxw);margin:0 auto;}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--text);}
.logo-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:1.1rem;flex-shrink:0;}
nav.main-nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;align-items:center;}
nav.main-nav > ul > li{position:relative;}
nav.main-nav a{color:var(--text);font-weight:600;font-size:.96rem;}
nav.main-nav a:hover{color:var(--primary);text-decoration:none;}
.has-mega{cursor:pointer;}
.mega-menu{
  position:absolute;top:100%;left:50%;transform:translateX(-50%);
  background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);
  padding:26px;display:none;grid-template-columns:repeat(4,1fr);gap:24px;width:820px;margin-top:14px;
}
.has-mega:hover .mega-menu, .has-mega:focus-within .mega-menu{display:grid;}
.mega-col h4{font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--primary);margin:0 0 10px;}
.mega-col ul{display:flex;flex-direction:column;gap:8px;list-style:none;padding:0;margin:0;}
.mega-col a{font-size:.88rem;font-weight:500;color:var(--text-light);}
.mega-col a:hover{color:var(--primary);}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;}
.burger span{width:24px;height:2.5px;background:var(--text);border-radius:2px;}

/* HERO */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 55%,#ec4899 100%);
  color:#fff;padding:80px 0 100px;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;}
.hero h1{font-size:clamp(2rem,4.2vw,3.1rem);margin-bottom:18px;}
.hero p.lead{font-size:1.15rem;opacity:.92;max-width:520px;margin-bottom:28px;}
.hero-search{display:flex;background:#fff;border-radius:14px;padding:6px;box-shadow:0 20px 40px -15px rgba(0,0,0,.35);max-width:520px;}
.hero-search input{flex:1;border:none;outline:none;padding:14px 16px;font-size:1rem;border-radius:10px;color:var(--text);}
.hero-search button{background:var(--primary);color:#fff;border:none;border-radius:10px;padding:0 22px;font-weight:700;cursor:pointer;font-size:1rem;}
.hero-stats{display:flex;gap:30px;margin-top:30px;}
.hero-stats div strong{font-size:1.6rem;display:block;}
.hero-stats div span{font-size:.85rem;opacity:.85;}
.hero-illustration{position:relative;width:100%;}
.hero-illustration svg{width:100%;height:auto;filter:drop-shadow(0 25px 40px rgba(0,0,0,.25));}
.hero-illustration .kp-float,.hero-illustration .kp-calc{animation:kpFloat 7s ease-in-out infinite;will-change:transform;}
.hero-illustration .kp-calc{animation-duration:12s;}
.hero-illustration .kp-f2{animation-duration:8.5s;animation-delay:-2.2s;}
.hero-illustration .kp-f3{animation-duration:9.5s;animation-delay:-4s;}
.hero-illustration .kp-f4{animation-duration:7.8s;animation-delay:-1.1s;}
@keyframes kpFloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-11px);}}
@media (prefers-reduced-motion:reduce){
  .hero-illustration .kp-float,.hero-illustration .kp-calc{animation:none;}
}

/* CATEGORY TABS */
.cat-tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:36px;}
.cat-tab{border:2px solid var(--border);background:#fff;padding:10px 20px;border-radius:999px;font-weight:600;font-size:.92rem;cursor:pointer;transition:.2s;color:var(--text-light);}
.cat-tab:hover{border-color:var(--primary-light);color:var(--primary);}
.cat-tab.active{background:var(--primary);color:#fff;border-color:var(--primary);}

/* CARD GRID */
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;}
.mini-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px;transition:.2s;display:block;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent;text-decoration:none;}
.mini-card .ic{font-size:1.9rem;display:inline-block;margin-bottom:10px;}
.mini-card h3{font-size:1.02rem;margin-bottom:6px;color:var(--text);}
.mini-card p{font-size:.86rem;color:var(--text-light);margin:0;}
.mini-card .tag{display:inline-block;margin-top:10px;font-size:.72rem;color:var(--primary);font-weight:700;text-transform:uppercase;letter-spacing:.03em;}

/* CALCULATOR ARTICLES */
.calc-card{
  background:var(--card);border:1px solid var(--border);border-radius:20px;
  padding:34px;margin-bottom:34px;scroll-margin-top:90px;
}
.calc-head{display:flex;align-items:center;gap:14px;margin-bottom:24px;}
.calc-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-size:1.6rem;flex-shrink:0;color:#fff;}
.calc-head h2{margin:0;font-size:1.35rem;}
.calc-body{display:grid;grid-template-columns:1fr 1fr;gap:30px;}
.calc-form label{display:block;font-size:.85rem;font-weight:600;margin:14px 0 6px;color:var(--text-light);}
.calc-form label:first-child{margin-top:0;}
.calc-form input,.calc-form select,.calc-form textarea{
  width:100%;padding:11px 13px;border:1.5px solid var(--border);border-radius:10px;font-size:.96rem;font-family:inherit;
}
.calc-form input:focus,.calc-form select:focus,.calc-form textarea:focus{outline:none;border-color:var(--primary-light);}
.radio-row{display:flex;gap:16px;margin-top:6px;}
.radio-row label{display:flex;align-items:center;gap:6px;font-weight:500;margin:0;color:var(--text);}
.radio-row input{width:auto;}
.btn{
  margin-top:18px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border:none;
  padding:13px 26px;border-radius:10px;font-weight:700;font-size:.96rem;cursor:pointer;transition:.2s;
}
.btn:hover{opacity:.9;}
.result{margin-top:18px;padding:16px;border-radius:12px;background:#eef2ff;border:1.5px dashed var(--primary-light);font-weight:600;min-height:20px;display:none;}
.result.show{display:block;}
.result strong{color:var(--primary-dark);font-size:1.15rem;}
.result.err{background:#fef2f2;border-color:#fca5a5;color:#b91c1c;}
.calc-seo h3{font-size:1rem;color:var(--primary-dark);margin-top:0;}
.calc-seo p{color:var(--text-light);font-size:.92rem;}
.calc-seo ul{color:var(--text-light);font-size:.9rem;padding-left:18px;}
.calc-back{text-align:right;margin-top:-14px;margin-bottom:20px;}
.calc-back a{font-size:.82rem;color:var(--text-light);font-weight:600;}
@media (max-width:820px){
  .calc-body{grid-template-columns:1fr;}
}

/* CATEGORY SECTION HEADER inline */
.cat-anchor{scroll-margin-top:90px;}
.cat-heading{display:flex;align-items:center;gap:14px;margin:60px 0 26px;}
.cat-heading .line{flex:1;height:1px;background:var(--border);min-width:12px;}
.cat-heading h2{margin:0;font-size:1.5rem;white-space:nowrap;flex-shrink:0;}

/* CONTACT */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
.contact-form{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:34px;}
.contact-form input,.contact-form textarea{width:100%;padding:12px 14px;border:1.5px solid var(--border);border-radius:10px;margin-bottom:16px;font-family:inherit;font-size:.96rem;}
.contact-form textarea{min-height:130px;resize:vertical;}
.contact-note{font-size:.8rem;color:var(--text-light);margin-top:10px;}
.contact-info{padding:10px;}
.contact-info .ic-row{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start;}
.contact-info .ic-row .ic{width:46px;height:46px;border-radius:12px;background:#eef2ff;color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.3rem;flex-shrink:0;}
@media (max-width:820px){.contact-wrap{grid-template-columns:1fr;}}

/* FOOTER */
footer{background:#171a2b;color:#c7c9dd;padding:50px 0 24px;margin-top:40px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;}
footer h4{color:#fff;font-size:.9rem;text-transform:uppercase;letter-spacing:.04em;margin-bottom:14px;}
footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px;}
footer a{color:#c7c9dd;font-size:.88rem;}
footer a:hover{color:#fff;}
.footer-bottom{border-top:1px solid #2b2f45;margin-top:34px;padding-top:20px;text-align:center;font-size:.8rem;color:#8b8fa8;}
@media (max-width:820px){.footer-grid{grid-template-columns:1fr 1fr;}}

/* PRIVACY */
.policy-box{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:40px;max-width:860px;margin:0 auto;}
.policy-box h3{color:var(--primary-dark);margin-top:28px;}
.policy-box p,.policy-box li{color:var(--text-light);font-size:.94rem;}

/* MOBILE */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;text-align:center;}
  .hero p.lead{margin-left:auto;margin-right:auto;}
  .hero-search{margin-left:auto;margin-right:auto;}
  .hero-stats{justify-content:center;}
  .hero-illustration{max-width:320px;margin:0 auto;}
}
@media (max-width:760px){
  nav.main-nav{position:fixed;top:66px;left:0;right:0;background:#fff;border-top:1px solid var(--border);
    box-shadow:0 20px 30px -20px rgba(0,0,0,.2);max-height:0;overflow:hidden;transition:max-height .25s ease;}
  nav.main-nav.open{max-height:80vh;overflow-y:auto;}
  nav.main-nav ul{flex-direction:column;align-items:flex-start;padding:16px 20px;gap:4px;}
  nav.main-nav > ul > li{width:100%;}
  .mega-menu{position:static;transform:none;width:100%;box-shadow:none;border:none;display:grid !important;grid-template-columns:1fr 1fr;padding:10px 0 10px 14px;margin:0;gap:10px 14px;}
  .mega-col{min-width:0;}
  .mega-col a{word-break:break-word;}
  .burger{display:flex;}
  nav.main-nav a{padding:9px 0;display:block;}
  .cat-heading h2{white-space:normal;font-size:1.2rem;text-align:center;}
  .cat-heading{margin:44px 0 22px;}
}

/* FINE MOBILE TUNING */
@media (max-width:600px){
  .container{padding:0 16px;}
  .section{padding:40px 0;}
  .hero{padding:48px 0 56px;}
  .hero-search{flex-direction:column;padding:10px;gap:8px;border-radius:16px;}
  .hero-search input{padding:12px 14px;}
  .hero-search button{padding:13px 18px;width:100%;}
  .hero-stats{gap:18px;flex-wrap:wrap;justify-content:center;}
  .hero-stats div{text-align:center;}
  .logo{font-size:1rem;gap:8px;}
  .logo-mark{width:32px;height:32px;font-size:.95rem;}
  .nav-wrap{padding:12px 16px;}
  .cat-tabs{gap:8px;}
  .cat-tab{padding:8px 14px;font-size:.85rem;}
  .grid-cards{grid-template-columns:1fr 1fr;gap:12px;}
  .mini-card{padding:16px;}
  .mini-card .ic{font-size:1.5rem;margin-bottom:6px;}
  .mini-card h3{font-size:.92rem;}
  .mini-card p{font-size:.8rem;}
  .calc-card{padding:20px;border-radius:16px;margin-bottom:20px;}
  .calc-head{gap:10px;margin-bottom:18px;}
  .calc-head h2{font-size:1.1rem;}
  .calc-icon{width:42px;height:42px;font-size:1.3rem;border-radius:12px;}
  .calc-form input,.calc-form select,.calc-form textarea{font-size:16px;padding:12px;}
  .btn{width:100%;padding:14px 20px;}
  .radio-row{flex-wrap:wrap;gap:10px 18px;}
  .contact-form,.policy-box{padding:22px;border-radius:16px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;text-align:center;}
  footer ul{align-items:center;}
  .section-title{padding:0 4px;}
}
@media (max-width:380px){
  .grid-cards{grid-template-columns:1fr;}
}

/* ---------- GEO: blok "W skrócie" (dodane 2026-08-01) ---------------------
   Odpowiedź podana wprost, na samej górze strony — to ten fragment cytują
   wyszukiwarki generatywne. Styl korzysta ze zmiennych motywu tej witryny,
   więc działa w wersji jasnej i ciemnej bez osobnych reguł.                */
.geo-tldr {
  margin: 26px 0 30px;
  padding: 20px 24px;
  background: var(--card, #fff);
  border: 1px solid var(--border, #e5e7eb);
  border-left: 5px solid var(--primary, #2563eb);
  border-radius: 12px;
}
.geo-tldr-head {
  margin: 0 0 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary, #2563eb);
}
.geo-tldr-answer {
  margin: 0 0 12px;
  font-size: 1.06rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--text, #111827);
}
.geo-tldr-list { margin: 0; padding-left: 20px; }
.geo-tldr-list li {
  margin: 5px 0;
  font-size: 0.96rem;
  line-height: 1.55;
  color: var(--text-light, #4b5563);
}
@media (max-width: 640px) {
  .geo-tldr { padding: 16px 18px; }
  .geo-tldr-answer { font-size: 1rem; }
}

/* ---------- Komponenty autopilota tresci (ac-*) --------------------------
   Uzywane przez podstrony dokladane automatycznie co dwa dni. Kolory,
   typografia i zaokraglenia biora sie ze zmiennych motywu tej witryny,
   wiec komponent wyglada u siebie w kazdym z pieciu serwisow.            */
/* Szerokosc i wysrodkowanie ustawiamy tutaj, a nie liczymy na klase kontenera
   witryny: czesc serwisow uzywa `.container`, czesc `.wrap`, a cwiczwdomu.pl
   nie ma zadnej z nich. Komponent musi wygladac poprawnie wszedzie. */
.ac-page { max-width: 860px; margin-left: auto; margin-right: auto;
           padding: 26px 20px 56px; }
.ac-crumbs { font-size: .86rem; color: var(--text-light, #64748b); margin: 0 0 18px; }
.ac-crumbs a { color: inherit; }
.ac-kicker {
  display: inline-block; padding: 5px 12px; border-radius: 999px;
  background: var(--primary, #2563eb); color: #fff;
  font-size: .74rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase;
}
.ac-page h1 { margin: 14px 0 10px; line-height: 1.18; }
.ac-meta { display: flex; flex-wrap: wrap; gap: 16px; font-size: .86rem;
           color: var(--text-light, #64748b); margin-bottom: 6px; }
.ac-toc { margin: 26px 0; padding: 18px 22px; border: 1px solid var(--border, #e5e7eb);
          border-radius: 12px; background: var(--card, #fff); }
.ac-toc strong { display: block; margin-bottom: 8px; font-size: .82rem;
                 letter-spacing: .08em; text-transform: uppercase; color: var(--text-light, #64748b); }
.ac-toc ol { margin: 0; padding-left: 20px; }
.ac-toc li { margin: 4px 0; }
.ac-page h2 { margin: 34px 0 12px; line-height: 1.28; }
.ac-page p, .ac-page li { line-height: 1.72; }
.ac-note { margin: 22px 0; padding: 16px 20px; border-radius: 12px;
           background: var(--card, #fff); border: 1px solid var(--border, #e5e7eb);
           border-left: 5px solid var(--primary, #2563eb); }
.ac-faq { margin: 10px 0; border: 1px solid var(--border, #e5e7eb); border-radius: 12px;
          background: var(--card, #fff); overflow: hidden; }
.ac-faq > summary { cursor: pointer; padding: 15px 20px; font-weight: 600;
                    list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.ac-faq > summary::-webkit-details-marker { display: none; }
.ac-faq > summary::after { content: "+"; font-weight: 700; color: var(--primary, #2563eb); }
.ac-faq[open] > summary::after { content: "\2013"; }
.ac-faq > div { padding: 0 20px 16px; color: var(--text-light, #4b5563); }
.ac-src { margin-top: 30px; font-size: .84rem; color: var(--text-light, #64748b); }

/* kalkulator */
.ac-calc { margin: 26px 0; padding: 22px; border-radius: 14px;
           border: 1px solid var(--border, #e5e7eb); background: var(--card, #fff); }
.ac-field { margin-bottom: 14px; }
.ac-field label { display: block; margin-bottom: 5px; font-size: .88rem; font-weight: 600; }
.ac-field input, .ac-field select {
  width: 100%; padding: 11px 13px; font-size: 1rem; font: inherit;
  border: 1px solid var(--border, #cbd5e1); border-radius: 10px;
  background: var(--card, #fff); color: var(--text, #111827);
}
.ac-btn { width: 100%; padding: 13px 18px; border: 0; border-radius: 10px; cursor: pointer;
          background: var(--primary, #2563eb); color: #fff; font-size: 1rem; font-weight: 700; }
.ac-out { margin-top: 18px; padding: 18px; border-radius: 12px;
          background: var(--card, #fff); border: 1px dashed var(--border, #cbd5e1); }
.ac-out-main { font-size: 1.9rem; font-weight: 800; color: var(--primary, #2563eb); line-height: 1.2; }
.ac-out-label { font-size: .8rem; letter-spacing: .07em; text-transform: uppercase;
                color: var(--text-light, #64748b); }
.ac-row { display: flex; justify-content: space-between; gap: 14px; padding: 8px 0;
          border-top: 1px solid var(--border, #e5e7eb); font-size: .95rem; }
.ac-row b { font-variant-numeric: tabular-nums; }
@media (max-width: 640px) { .ac-calc { padding: 16px; } .ac-out-main { font-size: 1.5rem; } }