/* =========================================================
   AKADEMIA — portal wiedzy Centrum Higieny Efekt
   Paleta dobrana 1:1 do logo EFEKT: granat + turkus + akcenty
   (czerwień / złoto / oliwka z kropek w logo)
   ========================================================= */

:root{
  /* granat — z wordmarku EFEKT */
  --blue-900:#141f33;
  --blue-800:#1c2b45;
  --blue-700:#233a5c;
  --blue-600:#2c4b72;
  --blue-500:#3d6089;
  --blue-400:#6685a3;
  --blue-100:#e8edf3;
  --blue-50:#f4f7fa;
  /* turkus — z dużej kropki i napisu "CENTRUM HIGIENY" */
  --teal-700:#0d7d74;
  --teal-600:#13968b;
  --teal-500:#1fab9e;
  --teal-400:#4fc0b4;
  --teal-100:#e0f5f2;
  /* akcenty z kropek logo: czerwień / złoto / oliwka */
  --red-500:#df4530;
  --red-100:#fbe7e2;
  --gold-500:#f0b400;
  --gold-100:#fdf1d6;
  --olive-500:#93a53a;
  --olive-100:#eef2dc;
  --ink-900:#151f28;
  --ink-700:#3a4a53;
  --ink-500:#5f6f78;
  --ink-300:#96a4ac;
  --line:#e2e8ee;
  --white:#ffffff;
  --amber-500:#f0b400;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:8px;
  --shadow-sm:0 2px 10px rgba(20,31,51,.07);
  --shadow-md:0 12px 32px rgba(20,31,51,.11);
  --shadow-lg:0 24px 60px rgba(20,31,51,.16);
  --max-w:1200px;
  --font-sans: "Plus Jakarta Sans","Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  color:var(--ink-700);
  background:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{padding-left:1.2em}
h1,h2,h3,h4{color:var(--ink-900);line-height:1.22;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2rem,3.6vw,3rem)}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem);margin-top:2.4em}
h3{font-size:clamp(1.15rem,1.8vw,1.4rem);margin-top:1.8em}
p{margin:0 0 1.1em}
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}

/* ---------- Top utility bar ---------- */
.topbar{background:var(--blue-900);color:#cfe7f7;font-size:.85rem}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.topbar a{color:#eaf6ff}
.topbar-links{display:flex;gap:18px;flex-wrap:wrap}
.topbar-links span{opacity:.55}

/* ---------- Header / nav ---------- */
header.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1.2rem;color:var(--blue-900)}
.brand .mark{
  width:44px;height:44px;flex:none;
  display:flex;align-items:center;justify-content:center;
}
.brand .mark svg{width:100%;height:100%}
.brand small{display:block;font-weight:600;font-size:.62rem;letter-spacing:.08em;color:var(--ink-500);text-transform:uppercase}
.brand .divider{width:1px;align-self:stretch;background:var(--line);margin:2px 2px}
.brand .akademia{font-weight:800;letter-spacing:.02em;color:var(--blue-800)}
.brand .akademia .a-accent{color:var(--teal-600)}
footer .brand .akademia{color:#fff}
footer .brand small{color:#8ea0ab}
footer .brand .divider{background:#2a3c4d}
nav.main-nav{display:flex;gap:2px;align-items:center}
nav.main-nav a{
  padding:10px 12px;border-radius:999px;font-weight:600;font-size:.85rem;color:var(--ink-700);
  text-align:center;white-space:nowrap;
  transition:background .15s,color .15s;
}
nav.main-nav a:hover{background:var(--blue-50);color:var(--blue-700)}
nav.main-nav a.active{background:var(--blue-100);color:var(--blue-700)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:11px 20px;border-radius:999px;font-weight:700;font-size:.92rem;
  border:1px solid transparent;cursor:pointer;transition:transform .15s, box-shadow .15s, background .15s;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--blue-600),var(--teal-500));color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:var(--white);border-color:var(--line);color:var(--blue-800)}
.btn-ghost:hover{border-color:var(--blue-400);background:var(--blue-50)}
.btn-sm{padding:8px 14px;font-size:.82rem}
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:8px 10px;cursor:pointer}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--ink-900);margin:4px 0}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:radial-gradient(1200px 600px at 85% -10%,var(--blue-100),transparent 60%),
             radial-gradient(900px 500px at -5% 110%,var(--teal-100),transparent 55%),
             var(--white);
  padding:64px 0 72px;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;background:var(--blue-100);color:var(--blue-700);
  padding:7px 14px;border-radius:999px;font-weight:700;font-size:.78rem;letter-spacing:.03em;text-transform:uppercase;
  margin-bottom:18px;
}
.hero h1{margin-bottom:18px}
.hero-lead{font-size:1.12rem;color:var(--ink-500);max-width:52ch;margin-bottom:28px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:30px}
.hero-stats{display:flex;gap:28px;flex-wrap:wrap}
.hero-stats div strong{display:block;font-size:1.5rem;color:var(--blue-800)}
.hero-stats div span{font-size:.82rem;color:var(--ink-500)}
.hero-art{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  min-height:340px;aspect-ratio:4/3;box-shadow:var(--shadow-lg);
  display:flex;align-items:center;justify-content:center;
}
.hero-art img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-art-fallback{
  display:flex;align-items:center;justify-content:center;width:100%;height:100%;
  background:linear-gradient(160deg,var(--blue-800),var(--blue-600) 55%,var(--teal-500));
}
.hero-art-fallback svg{width:88%;height:auto}

/* ---------- Sections ---------- */
section{padding:64px 0}
.section-head{max-width:680px;margin-bottom:36px}
.section-head .eyebrow{margin-bottom:14px}
.section-head p{color:var(--ink-500)}
.alt-bg{background:var(--blue-50)}

/* ---------- Cards ---------- */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:26px;transition:transform .18s,box-shadow .18s,border-color .18s;
  display:flex;flex-direction:column;gap:10px;height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:transparent}
.icon{
  width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--teal-100);color:var(--teal-700);flex:none;
}
.card .icon{margin-bottom:6px}
.icon svg{width:28px;height:28px}
.icon.acc-teal{background:var(--teal-100);color:var(--teal-700)}
.icon.acc-red{background:var(--red-100);color:var(--red-500)}
.icon.acc-gold{background:var(--gold-100);color:#8a6800}
.icon.acc-olive{background:var(--olive-100);color:#5c6b1f}
.icon.acc-navy{background:var(--blue-100);color:var(--blue-700)}
.card h3{margin-top:0;font-size:1.08rem}
.card p{color:var(--ink-500);font-size:.94rem;margin-bottom:6px}
.card .card-link{margin-top:auto;font-weight:700;color:var(--teal-700);font-size:.88rem}

.card.has-thumb{padding:0;overflow:visible}
.card-thumb{height:150px;position:relative;overflow:hidden;flex:none;border-radius:var(--radius-md) var(--radius-md) 0 0}
.card-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.card-body{padding:22px 26px 26px;display:flex;flex-direction:column;gap:10px;flex:1;position:relative}
.card-body .icon{position:absolute;top:-26px;left:26px;box-shadow:0 6px 16px rgba(10,20,35,.18);border:3px solid var(--white)}
.card.has-thumb .card-body{padding-top:36px}

.tag{
  display:inline-flex;align-items:center;gap:6px;background:var(--teal-100);color:var(--teal-700);
  padding:4px 11px;border-radius:999px;font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;
}
.tag.blue{background:var(--blue-100);color:var(--blue-700)}
.tag.amber, .tag.gold{background:var(--gold-100);color:#8a6800}
.tag.red{background:var(--red-100);color:var(--red-500)}
.tag.olive{background:var(--olive-100);color:#5c6b1f}

/* recurring "dot cluster" motif echoing the EFEKT logo mark */
.dot-cluster{position:relative;width:1em;height:1em;display:inline-block}
.brand-dots{display:inline-flex;align-items:center;gap:3px;margin-right:2px}
.brand-dots span{display:block;border-radius:50%}
.brand-dots span:nth-child(1){width:13px;height:13px;background:var(--teal-500)}
.brand-dots span:nth-child(2){width:9px;height:9px;background:var(--red-500);margin-top:6px}
.brand-dots span:nth-child(3){width:6px;height:6px;background:var(--gold-500)}
.brand-dots span:nth-child(4){width:5px;height:5px;background:var(--olive-500);margin-top:4px}

/* article/blog list */
.article-card{border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:box-shadow .18s,transform .18s}
.article-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.article-thumb{height:150px;background:linear-gradient(135deg,var(--blue-800),var(--teal-500));position:relative;overflow:hidden}
.article-thumb.acc-teal{background:linear-gradient(135deg,var(--teal-700),var(--teal-400))}
.article-thumb.acc-red{background:linear-gradient(135deg,#8f2c1e,var(--red-500))}
.article-thumb.acc-gold{background:linear-gradient(135deg,#8a6800,var(--gold-500))}
.article-thumb.acc-olive{background:linear-gradient(135deg,#4c581a,var(--olive-500))}
.article-thumb.acc-navy{background:linear-gradient(135deg,var(--blue-900),var(--blue-500))}
.article-thumb-icon{position:absolute;right:16px;bottom:-14px;width:74px;height:74px;color:rgba(255,255,255,.28)}
.article-thumb-icon svg{width:100%;height:100%;stroke-width:1.1}
.article-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.article-thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,20,35,.1),rgba(10,20,35,.5))}
.article-thumb .tag{z-index:2}
.article-thumb .tag{position:absolute;top:14px;left:14px}
.article-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1}
.article-body h3{margin-top:0;font-size:1.05rem}
.article-meta{font-size:.78rem;color:var(--ink-300);display:flex;gap:10px}
.article-body p{color:var(--ink-500);font-size:.92rem;flex:1}
.read-more{font-weight:700;color:var(--blue-700);font-size:.88rem}

/* brand strip */
.brand-strip{display:flex;flex-wrap:wrap;gap:14px}
.brand-chip{
  border:1px solid var(--line);border-radius:999px;padding:10px 18px;font-weight:700;font-size:.88rem;color:var(--blue-800);
  background:#fff;transition:background .15s,border-color .15s;
}
.brand-chip:hover{background:var(--blue-50);border-color:var(--blue-400)}

/* CTA banner */
.cta-banner{
  background:linear-gradient(120deg,var(--blue-900),var(--blue-700) 60%,var(--teal-500));
  color:#fff;border-radius:var(--radius-lg);padding:48px;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;
}
.cta-banner h2{color:#fff;margin:0 0 10px}
.cta-banner p{color:#d7ecf9;max-width:52ch;margin:0}
.cta-banner .btn-primary{background:#fff;color:var(--blue-800)}
.cta-banner .btn-primary:hover{background:var(--blue-50)}

/* breadcrumb */
.breadcrumb{font-size:.82rem;color:var(--ink-300);margin-bottom:18px;display:flex;flex-wrap:wrap;gap:6px}
.breadcrumb a{color:var(--blue-700);font-weight:600}
.breadcrumb .sep{color:var(--ink-300)}

/* page header (inner pages) */
.illust-banner{width:100%;line-height:0;border-bottom:1px solid var(--line);max-height:300px;overflow:hidden}
.illust-banner svg{width:100%;height:auto;display:block}
.illust-banner img{width:100%;height:300px;object-fit:cover;display:block}
.page-hero{background:var(--blue-50);border-bottom:1px solid var(--line);padding:44px 0 40px}
.page-hero h1{margin-bottom:10px}
.page-hero p.lead{color:var(--ink-500);max-width:70ch;font-size:1.05rem}
.page-hero.has-photo{
  position:relative;background-size:cover;background-position:center;
  padding:86px 0 56px;border-bottom:none;isolation:isolate;
}
.page-hero.has-photo::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,25,35,.72),rgba(10,25,35,.82));
}
.page-hero.has-photo .breadcrumb a{color:rgba(255,255,255,.85)}
.page-hero.has-photo .breadcrumb span:not(.sep){color:#fff}
.page-hero.has-photo .breadcrumb .sep{color:rgba(255,255,255,.5)}
.page-hero.has-photo h1{color:#fff}
.page-hero.has-photo .container{color:#fff}
.page-hero.has-photo a:not(.breadcrumb a){color:#fff;text-decoration:underline;text-underline-offset:3px}
.page-hero.has-photo p.lead{color:rgba(255,255,255,.88)}
.article-byline{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;font-size:.82rem;color:var(--ink-300)}
.page-hero-row{display:flex;gap:22px;align-items:flex-start}
.page-hero-icon{width:64px;height:64px;border-radius:16px;flex:none}
.page-hero-icon svg{width:34px;height:34px}
@media (max-width:640px){.page-hero-row{flex-direction:column}}

/* article typography */
.article-wrap{padding:52px 0 70px}
.article-layout{display:grid;grid-template-columns:2.1fr .9fr;gap:48px;align-items:start}
.article-content h2{scroll-margin-top:90px}
.article-content ul li, .article-content ol li{margin-bottom:.5em}
.callout{
  background:var(--blue-50);border-left:4px solid var(--blue-500);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:18px 22px;margin:22px 0;font-size:.96rem;
}
.callout.teal{background:var(--teal-100);border-left-color:var(--teal-500)}
.product-cta{
  border:1px solid var(--line);border-radius:var(--radius-md);padding:22px;margin:26px 0;
  background:linear-gradient(180deg,#fff,var(--blue-50));display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
}
.product-cta h4{margin:0 0 4px;font-size:1rem}
.product-cta p{margin:0;color:var(--ink-500);font-size:.88rem}
table.spec-table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.92rem}
table.spec-table th,table.spec-table td{border:1px solid var(--line);padding:10px 12px;text-align:left}
table.spec-table th{background:var(--blue-50);color:var(--blue-800)}
.faq-item{border-bottom:1px solid var(--line);padding:16px 0}
.faq-item summary{cursor:pointer;font-weight:700;color:var(--ink-900);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.3rem;color:var(--blue-600);font-weight:400}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin-top:12px;color:var(--ink-500)}

/* contact form */
.contact-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;max-width:640px}
.contact-form .field{margin-bottom:18px;display:flex;flex-direction:column;gap:6px}
.contact-form label{font-weight:700;font-size:.9rem;color:var(--ink-900)}
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form textarea{
  font-family:var(--font-sans);font-size:.95rem;padding:12px 14px;border:1px solid var(--line);
  border-radius:var(--radius-sm);color:var(--ink-900);background:var(--blue-50);resize:vertical;
}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--teal-500);outline-offset:1px}
.contact-form .form-note{font-size:.82rem;color:var(--ink-500);margin-top:4px}
.contact-form .honey-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.contact-form button[type="submit"]{border:none;cursor:pointer;margin-top:4px}
.contact-form button[type="submit"]:disabled{opacity:.65;cursor:wait;transform:none}
.contact-form .form-status{font-size:.9rem;font-weight:600;margin-top:12px;min-height:1.2em}
.contact-form .form-status.success{color:var(--teal-600)}
.contact-form .form-status.error{color:#c0362c}

/* sidebar */
.side-card{border:1px solid var(--line);border-radius:var(--radius-md);padding:22px;margin-bottom:22px;background:#fff}
.side-card h4{margin:0 0 12px;font-size:.95rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-500)}
.side-card ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.side-card ul a{font-weight:600;font-size:.92rem;color:var(--blue-800)}
.side-card ul a:hover{color:var(--blue-600)}
.side-cta{background:linear-gradient(160deg,var(--blue-800),var(--teal-500));color:#fff;border:none}
.side-cta h4{color:#dff3ff}
.side-cta p{color:#e7f6ff;font-size:.88rem}
.side-cta .btn{width:100%;margin-top:12px}

/* footer */
footer.site-footer{background:var(--ink-900);color:#b9c7ce;padding:56px 0 26px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:28px;margin-bottom:36px}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
.footer-grid h4{color:#fff;font-size:.9rem;text-transform:uppercase;letter-spacing:.05em;margin:0 0 16px}
.footer-grid ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;font-size:.88rem}
.footer-grid ul a:hover{color:#fff}
.footer-brand p{font-size:.88rem;max-width:36ch;color:#93a5ae}
.footer-bottom{border-top:1px solid #22333c;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.8rem;color:#748790}
.footer-bottom a{color:#9db3bd}

/* responsive */
@media (max-width:980px){
  nav.main-nav{display:none}
  .menu-toggle{display:inline-flex;flex-direction:column;align-items:center;justify-content:center}
  .hero-grid{grid-template-columns:1fr}
  .hero-art{order:-1;min-height:220px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .article-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .cta-banner{padding:32px 24px}
  .footer-grid{grid-template-columns:1fr}
  .nav-actions .btn-ghost{display:none}
}

/* mobile nav panel */
.mobile-nav{display:none;flex-direction:column;padding:10px 0 18px;border-top:1px solid var(--line)}
.mobile-nav.open{display:flex}
.mobile-nav a{padding:12px 4px;font-weight:600;border-bottom:1px solid var(--line)}

/* Pasek serwisów partnerskich w stopce (cross-linking) */
.footer-partners{border-top:1px solid #22333c;padding-top:22px;margin-bottom:22px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;font-size:.85rem}
.footer-partners__label{color:#fff;font-weight:600}
.footer-partners a{color:#9db3bd;text-decoration:none}
.footer-partners a:hover{color:#fff;text-decoration:underline}

/* Siatka kart produktowych (linki do chefekt.pl) */
.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;margin:22px 0}
.product-card-mini{display:flex;flex-direction:column;border:1px solid #e5e9ec;border-radius:12px;padding:14px;background:#fff;text-decoration:none;color:inherit;transition:box-shadow .15s,transform .15s}
.product-card-mini:hover{box-shadow:0 8px 24px rgba(0,0,0,.08);transform:translateY(-2px)}
.product-card-mini img{width:100%;height:150px;object-fit:contain;margin-bottom:10px}
.product-card-mini .pname{font-weight:600;font-size:.88rem;line-height:1.35;color:#12232b}
.product-card-mini .pbuy{margin-top:auto;padding-top:10px;color:#1fab9e;font-weight:700;font-size:.82rem}