:root{
    --kj-graphite:#22252B; --kj-graphite-light:#2B2E34; --kj-copper:#B87357; --kj-copper-hover:#A2604A;
    --kj-stone:#F2EFEA; --kj-ivory:#FAF7F1; --kj-gray:#6B6F76; --kj-text:#22252B; --kj-muted:#5A5F66;
    --kj-line:rgba(34,37,43,.12); --kj-line-dark:rgba(250,247,241,.14); --kj-green:#1F3D34;
    --kj-serif:'Cormorant Garamond','Times New Roman',serif; --kj-sans:'Inter',system-ui,sans-serif; --kj-mono:'JetBrains Mono',monospace;
    --kj-container:1240px; --kj-measure:760px; --kj-gutter:clamp(20px,4vw,40px);
  }
  *{box-sizing:border-box;}
  body{margin:0;background:var(--kj-ivory);color:var(--kj-text);font-family:var(--kj-sans);-webkit-font-smoothing:antialiased;overflow-x:hidden;}
  a{color:var(--kj-copper);text-decoration:none;transition:color .25s;}
  a:hover{color:var(--kj-copper-hover);}
  .kj-wrap{width:100%;max-width:var(--kj-container);margin:0 auto;padding:0 var(--kj-gutter);}
  .kj-measure{max-width:var(--kj-measure);}

  /* HERO */
  .kj-hero{background:linear-gradient(163deg,#272A31 0%,#22252B 46%,#1E2126 100%);color:var(--kj-ivory);}
  .kj-hero .kj-wrap{padding-top:clamp(52px,7vw,96px);padding-bottom:clamp(44px,6vw,72px);}
  .kj-eyebrow{display:flex;align-items:center;gap:16px;margin-bottom:22px;font-family:var(--kj-sans);font-size:11px;font-weight:500;letter-spacing:.26em;text-transform:uppercase;color:var(--kj-copper);}
  .kj-eyebrow.on-dark{color:rgba(250,247,241,.66);}
  .kj-eyebrow .rule{width:40px;height:1px;background:var(--kj-copper);flex:none;}
  .kj-eyebrow.light{color:var(--kj-copper);}
  .kj-eyebrow .rule.short{width:28px;}
  .kj-h1{font-family:var(--kj-serif);font-weight:300;font-size:clamp(29px,4.4vw,58px);line-height:1.1;letter-spacing:-.005em;margin:0;max-width:20ch;text-wrap:pretty;}
  .kj-hero-lead{font-size:17px;line-height:1.78;color:rgba(250,247,241,.78);margin:clamp(20px,3vw,30px) 0 0;max-width:62ch;text-wrap:pretty;}
  .kj-hero-meta{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:30px;font-family:var(--kj-mono);font-size:12px;color:rgba(250,247,241,.5);border-top:1px solid rgba(250,247,241,.12);padding-top:18px;}
  .kj-hero-meta b{color:rgba(250,247,241,.82);font-weight:500;}

  /* ARTICLE BODY */
  .kj-article{padding:clamp(48px,6vw,84px) 0 clamp(8px,2vw,20px);background:var(--kj-ivory);}
  .kj-prose{max-width:var(--kj-measure);}
  .kj-prose h2{font-family:var(--kj-serif);font-weight:400;font-size:clamp(24px,3vw,36px);line-height:1.2;margin:clamp(44px,5vw,62px) 0 18px;color:var(--kj-text);text-wrap:pretty;}
  .kj-prose h3{font-family:var(--kj-serif);font-weight:500;font-size:clamp(20px,2.3vw,26px);line-height:1.28;margin:34px 0 12px;color:var(--kj-text);}
  .kj-prose p{font-size:16.5px;line-height:1.82;color:var(--kj-muted);margin:0 0 18px;text-wrap:pretty;}
  .kj-prose p.lead{font-size:18px;color:var(--kj-text);line-height:1.75;}
  .kj-prose strong{color:var(--kj-text);font-weight:600;}
  .kj-prose ul,.kj-prose ol{margin:0 0 20px;padding-left:0;list-style:none;}
  .kj-prose ul li,.kj-prose ol li{position:relative;font-size:16.5px;line-height:1.75;color:var(--kj-muted);padding-left:30px;margin-bottom:12px;text-wrap:pretty;}
  .kj-prose ul li::before{content:'';position:absolute;left:4px;top:12px;width:6px;height:6px;background:var(--kj-copper);border-radius:50%;}
  .kj-prose ol{counter-reset:kjc;}
  .kj-prose ol li{counter-increment:kjc;}
  .kj-prose ol li::before{content:counter(kjc);position:absolute;left:0;top:1px;font-family:var(--kj-mono);font-size:12px;color:var(--kj-copper);font-weight:500;}
  .kj-prose a{border-bottom:1px solid rgba(184,115,87,.35);}

  /* KEY ANSWER BOX (odpowiedź w pierwszym akapicie / TL;DR pod snippet) */
  .kj-key{max-width:var(--kj-measure);background:var(--kj-stone);border-left:3px solid var(--kj-copper);padding:24px 28px;margin:0 0 8px;}
  .kj-key .k{font-family:var(--kj-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--kj-copper);display:block;margin-bottom:10px;}
  .kj-key p{font-size:17px;line-height:1.72;color:var(--kj-text);margin:0;text-wrap:pretty;}

  /* NOTE / do weryfikacji */
  .kj-note{max-width:var(--kj-measure);font-size:13.5px;line-height:1.7;color:var(--kj-gray);font-style:italic;border-top:1px solid var(--kj-line);border-bottom:1px solid var(--kj-line);padding:16px 0;margin:26px 0;text-wrap:pretty;}
  .kj-note b{font-style:normal;color:var(--kj-muted);}

  /* TABLE */
  .kj-tablewrap{max-width:var(--kj-measure);overflow-x:auto;margin:22px 0 26px;}
  table.kj-table{width:100%;border-collapse:collapse;font-size:15px;}
  table.kj-table th,table.kj-table td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--kj-line);vertical-align:top;line-height:1.6;color:var(--kj-muted);}
  table.kj-table th{font-family:var(--kj-sans);font-weight:600;color:var(--kj-text);font-size:13px;letter-spacing:.02em;border-bottom:1px solid var(--kj-graphite);}
  table.kj-table tr td:first-child{color:var(--kj-text);font-weight:500;}

  /* AUTHOR */
  .kj-author{max-width:var(--kj-measure);display:flex;gap:18px;align-items:flex-start;border-top:1px solid var(--kj-line);margin-top:40px;padding-top:26px;}
  .kj-author .mark{font-family:var(--kj-serif);font-size:20px;font-weight:500;color:var(--kj-copper);border:1px solid var(--kj-line);width:52px;height:52px;display:flex;align-items:center;justify-content:center;flex:none;}
  .kj-author .who{font-size:14.5px;line-height:1.65;color:var(--kj-muted);}
  .kj-author .who b{color:var(--kj-text);font-weight:600;display:block;font-size:15.5px;}

  /* FAQ */
  .kj-faq-sec{padding:clamp(48px,6vw,84px) 0;background:var(--kj-stone);}
  .kj-faq{border-top:1px solid var(--kj-line);max-width:var(--kj-measure);}
  .kj-faq details{border-bottom:1px solid var(--kj-line);padding:6px 0;}
  .kj-faq summary{list-style:none;cursor:pointer;padding:22px 40px 22px 0;position:relative;font-family:var(--kj-serif);font-size:21px;font-weight:500;color:var(--kj-text);line-height:1.3;}
  .kj-faq summary::-webkit-details-marker{display:none;}
  .kj-faq summary::after{content:'+';position:absolute;right:6px;top:20px;font-family:var(--kj-mono);font-size:20px;color:var(--kj-copper);transition:transform .25s;}
  .kj-faq details[open] summary::after{content:'\2013';}
  .kj-faq .ans{font-size:15.5px;line-height:1.8;color:var(--kj-muted);padding:0 0 24px;max-width:74ch;text-wrap:pretty;}

  /* CTA BAND */
  .kj-cta-band{background:var(--kj-graphite);color:var(--kj-ivory);}
  .kj-cta-band .kj-wrap{padding-top:clamp(52px,7vw,88px);padding-bottom:clamp(52px,7vw,88px);}
  .kj-cta-band h2{font-family:var(--kj-serif);font-weight:300;font-size:clamp(25px,3.2vw,40px);line-height:1.16;margin:0 0 16px;color:var(--kj-ivory);max-width:24ch;}
  .kj-p{font-size:16px;line-height:1.8;color:var(--kj-muted);max-width:66ch;text-wrap:pretty;}
  .kj-p.on-dark{color:rgba(250,247,241,.76);}
  .kj-cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:30px;}
  .kj-btn{background:var(--kj-copper);color:var(--kj-ivory)!important;padding:17px 30px;font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;transition:background .25s;}
  .kj-btn:hover{background:var(--kj-copper-hover);}
  .kj-btn-ghost{border:1px solid rgba(250,247,241,.26);color:var(--kj-ivory)!important;padding:17px 30px;font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;transition:border-color .25s;}
  .kj-btn-ghost:hover{border-color:var(--kj-copper);}
  .kj-related{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:28px;}
  .kj-related a{font-size:13px;font-weight:500;letter-spacing:.02em;color:var(--kj-copper);}
  .kj-disclaimer{font-size:12.5px;line-height:1.7;color:rgba(250,247,241,.5);font-style:italic;margin-top:26px;max-width:80ch;}

  

.kj-site-head{position:sticky;top:0;z-index:60;background:rgba(250,247,241,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--kj-line);}
.kj-site-head .kj-wrap{min-height:80px;display:flex;align-items:center;gap:clamp(16px,3vw,40px);}
.kj-logo{display:flex;align-items:center;gap:14px;flex:none;}
.kj-mark{position:relative;width:44px;height:44px;display:grid;place-items:center;border:1.4px solid var(--kj-graphite);font-family:var(--kj-serif);font-weight:500;font-size:21px;letter-spacing:.06em;color:var(--kj-graphite);}
.kj-mark .d{position:absolute;top:7px;right:10px;width:3px;height:3px;background:var(--kj-copper);border-radius:50%;}
.kj-mark .c{position:absolute;width:10px;height:10px;}
.kj-mark .c.tl{top:-1.4px;left:-1.4px;border-top:1.6px solid var(--kj-copper);border-left:1.6px solid var(--kj-copper);}
.kj-mark .c.br{bottom:-1.4px;right:-1.4px;border-bottom:1.6px solid var(--kj-copper);border-right:1.6px solid var(--kj-copper);}
.kj-word{display:flex;flex-direction:column;gap:3px;}
.kj-word b{font-family:var(--kj-serif);font-size:20px;font-weight:500;letter-spacing:.11em;line-height:1;color:var(--kj-graphite);white-space:nowrap;}
.kj-word em{font-style:normal;font-size:8.5px;font-weight:500;letter-spacing:.3em;color:var(--kj-copper);line-height:1;white-space:nowrap;}
.kj-site-nav{display:flex;gap:clamp(14px,2vw,26px);margin-left:auto;}
.kj-site-nav a{font-size:12px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--kj-muted);}
.kj-site-nav a:hover{color:var(--kj-graphite);}
.kj-head-cta{background:var(--kj-copper);color:var(--kj-ivory);padding:13px 22px;font-size:11.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;white-space:nowrap;flex:none;}
.kj-head-cta:hover{background:var(--kj-copper-hover);color:var(--kj-ivory);}
.kj-site-foot{background:#1E2126;color:rgba(250,247,241,.5);padding:28px 0;font-size:12.5px;}
.kj-site-foot .kj-wrap{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;}
.kj-site-foot a{color:rgba(250,247,241,.72);}
@media(max-width:820px){.kj-site-nav{display:none;}}