:root{
    --bg:#F3F5F0;
    --bg-alt:#E8ECE4;
    --paper:#FBFBF8;
    --ink:#16211C;
    --ink-soft:#4E5C55;
    --line:#CBD3C7;
    --structural:#2B6777;
    --structural-dark:#1F4C58;
    --electric:#DD6A19;
    --electric-dark:#B4530F;
    --check:#4C7A56;
    --stamp:#A8382C;
    --radius:2px;
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:'Inter',sans-serif;
    font-size:16px;
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3{
    font-family:'Archivo Expanded',sans-serif;
    font-weight:700;
    line-height:1.08;
    margin:0;
    letter-spacing:-0.01em;
  }
  .mono{
    font-family:'IBM Plex Mono',monospace;
  }
  a{color:inherit;}
  img,svg{display:block;max-width:100%;}
  .wrap{max-width:1160px;margin:0 auto;padding:0 28px;}
  .eyebrow{
    font-family:'IBM Plex Mono',monospace;
    font-size:12.5px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--structural-dark);
    display:flex;
    align-items:center;
    gap:10px;
  }
  .eyebrow::before{
    content:"§";
    font-weight:600;
    color:var(--stamp);
  }
  .btn{
    display:inline-flex;
    align-items:center;
    gap:9px;
    padding:13px 22px;
    border-radius:var(--radius);
    font-weight:600;
    font-size:15px;
    text-decoration:none;
    border:1.5px solid var(--ink);
    transition:transform .15s ease, background .2s ease, color .2s ease;
  }
  .btn-primary{background:var(--ink);color:var(--paper);}
  .btn-primary:hover{background:var(--stamp);border-color:var(--stamp);transform:translateY(-2px);}
  .btn-ghost{background:transparent;color:var(--ink);}
  .btn-ghost:hover{background:var(--ink);color:var(--paper);transform:translateY(-2px);}
  @media (prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important;}
    html{scroll-behavior:auto;}
  }

  /* ===== HEADER ===== */
  header{
    position:sticky;top:0;z-index:50;
    background:rgba(243,245,240,0.92);
    backdrop-filter:blur(6px);
    border-bottom:1px solid var(--line);
  }
  .nav{
    display:flex;align-items:center;justify-content:space-between;
    padding:16px 28px;max-width:1160px;margin:0 auto;
  }
  .brand{display:flex;flex-direction:column;gap:1px;text-decoration:none;color:var(--ink);}
  .brand-name{font-family:'Archivo Expanded',sans-serif;font-weight:800;font-size:19px;letter-spacing:-0.02em;}
  .brand-sub{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:0.08em;color:var(--ink-soft);text-transform:uppercase;}
  nav.links{display:flex;align-items:center;gap:30px;}
  nav.links a{font-size:14.5px;font-weight:500;text-decoration:none;color:var(--ink);position:relative;padding:4px 0;}
  nav.links a::after{
    content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--electric);
    transition:width .2s ease;
  }
  nav.links a:hover::after{width:100%;}
  .nav-call{
    display:flex;align-items:center;gap:8px;
    font-family:'IBM Plex Mono',monospace;font-weight:600;font-size:14.5px;
    text-decoration:none;color:var(--ink);border:1.5px solid var(--ink);
    padding:9px 16px;border-radius:var(--radius);white-space:nowrap;
    transition:background .2s ease,color .2s ease;
  }
  .nav-call:hover{background:var(--electric);border-color:var(--electric);color:#fff;}
  .burger{display:none;background:none;border:1.5px solid var(--ink);border-radius:var(--radius);width:42px;height:38px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:4px;}
  .burger span{width:20px;height:2px;background:var(--ink);display:block;}
  #nav-toggle{display:none;}

  @media (max-width:880px){
    nav.links{
      position:absolute;top:100%;left:0;right:0;
      background:var(--paper);border-bottom:1px solid var(--line);
      flex-direction:column;align-items:flex-start;gap:0;
      max-height:0;overflow:hidden;transition:max-height .25s ease;
    }
    nav.links a{width:100%;padding:14px 28px;border-bottom:1px solid var(--line);}
    #nav-toggle:checked ~ nav.links{max-height:400px;}
    .burger{display:flex;}
    .nav-call{display:none;}
  }

  /* ===== HERO ===== */
  .hero{
    padding:76px 0 60px;
    position:relative;
    overflow:hidden;
  }
  .hero-grid{
    display:grid;grid-template-columns:1.15fr 0.85fr;gap:56px;align-items:center;
  }
  .hero h1{font-size:clamp(32px,4.6vw,52px);margin:16px 0 20px;color:var(--ink);}
  .hero h1 em{
    font-style:normal;color:var(--structural-dark);
    text-decoration:underline;text-decoration-color:var(--electric);
    text-decoration-thickness:3px;text-underline-offset:6px;
  }
  .hero p.lead{font-size:17.5px;color:var(--ink-soft);max-width:52ch;margin-bottom:28px;}
  .hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px;}
  .trust-row{display:flex;gap:28px;flex-wrap:wrap;font-family:'IBM Plex Mono',monospace;font-size:12.5px;color:var(--ink-soft);}
  .trust-row strong{display:block;color:var(--ink);font-size:20px;font-family:'Archivo Expanded',sans-serif;}

  .stamp-panel{position:relative;display:flex;justify-content:center;align-items:center;}
  .stamp-rotor{animation:settle 900ms cubic-bezier(.2,1.4,.4,1) both;}
  @keyframes settle{
    0%{opacity:0;transform:rotate(-18deg) scale(.7);}
    100%{opacity:1;transform:rotate(-8deg) scale(1);}
  }
  .ticket{
    background:var(--paper);
    border:1.5px solid var(--ink);
    border-radius:6px;
    padding:22px 24px 20px;
    width:280px;
    position:relative;
    box-shadow:8px 8px 0 var(--structural-dark);
  }
  .ticket::before,.ticket::after{
    content:"";position:absolute;width:20px;height:20px;background:var(--bg);border-radius:50%;
    top:50%;transform:translateY(-50%);border:1.5px solid var(--ink);
  }
  .ticket::before{left:-11px;}
  .ticket::after{right:-11px;}
  .ticket-head{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:0.1em;text-transform:uppercase;color:var(--ink-soft);border-bottom:1px dashed var(--line);padding-bottom:10px;margin-bottom:12px;display:flex;justify-content:space-between;}
  .ticket-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;font-size:14px;border-bottom:1px dashed var(--line);}
  .ticket-row:last-child{border-bottom:none;}
  .ticket-row .tag{font-family:'IBM Plex Mono',monospace;font-size:11px;padding:3px 8px;border-radius:20px;color:#fff;white-space:nowrap;}
  .tag-structural{background:var(--structural);}
  .tag-electric{background:var(--electric-dark);}

  /* ===== SECTION SHELL ===== */
  section{padding:74px 0;}
  .section-head{max-width:640px;margin-bottom:44px;}
  .section-head h2{font-size:clamp(26px,3.2vw,36px);margin:14px 0 12px;}
  .section-head p{color:var(--ink-soft);font-size:16px;}

  /* ===== SERVICE CERTIFICATES ===== */
  .cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .cert{
    background:var(--paper);
    border:1.5px solid var(--ink);
    border-radius:4px;
    position:relative;
    padding:28px 24px 26px;
    display:flex;flex-direction:column;gap:14px;
  }
  .cert::before{
    content:"";position:absolute;top:-1.5px;left:20px;right:20px;height:1.5px;
    background:repeating-linear-gradient(90deg,var(--ink) 0 6px,transparent 6px 12px);
  }
  .cert-freq{
    align-self:flex-start;
    font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:.08em;
    text-transform:uppercase;color:#fff;padding:5px 10px;border-radius:20px;
  }
  .cert.structural .cert-freq{background:var(--structural);}
  .cert.electric .cert-freq{background:var(--electric-dark);}
  .cert h3{font-size:21px;}
  .cert p{color:var(--ink-soft);font-size:14.8px;margin:0;}
  .cert-cite{
    margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
    font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:var(--ink-soft);
  }
  .cert ul{margin:0;padding-left:18px;font-size:14.3px;color:var(--ink-soft);}
  .cert ul li{margin-bottom:4px;}

  @media (max-width:900px){.cert-grid{grid-template-columns:1fr;}}

  /* ===== LOCATIONS ===== */
  .loc-section{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .route{
    position:relative;padding:38px 0 8px;
  }
  .route-line{
    position:absolute;top:66px;left:0;right:0;height:2px;
    background:repeating-linear-gradient(90deg,var(--structural-dark) 0 10px,transparent 10px 18px);
  }
  .route-stops{display:flex;justify-content:space-between;position:relative;flex-wrap:wrap;gap:24px;}
  .stop{display:flex;flex-direction:column;align-items:center;text-align:center;width:130px;}
  .dot{
    width:18px;height:18px;border-radius:50%;background:var(--paper);border:2.5px solid var(--structural-dark);
    margin-bottom:14px;position:relative;z-index:2;
  }
  .stop.origin .dot{background:var(--electric);border-color:var(--electric-dark);width:22px;height:22px;}
  .stop-name{font-weight:700;font-size:15.5px;}
  .stop-tag{font-family:'IBM Plex Mono',monospace;font-size:10.5px;color:var(--ink-soft);margin-top:3px;text-transform:uppercase;letter-spacing:.04em;}
  .loc-note{margin-top:34px;font-size:14.5px;color:var(--ink-soft);max-width:60ch;}

  /* ===== WHY US ===== */
  .why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
  .why-item{display:flex;gap:14px;}
  .check{
    flex:none;width:30px;height:30px;border-radius:50%;background:var(--check);
    display:flex;align-items:center;justify-content:center;
  }
  .why-item h3{font-size:16.5px;margin-bottom:6px;}
  .why-item p{margin:0;color:var(--ink-soft);font-size:14.3px;}
  @media (max-width:900px){.why-grid{grid-template-columns:1fr;}}

  /* ===== KNOW-HOW / QUOTE ===== */
  .know{
    background:var(--ink);color:var(--bg);border-radius:6px;
    padding:44px 40px;display:grid;grid-template-columns:auto 1fr auto;gap:32px;align-items:center;
  }
  .know .glyph{font-family:'Archivo Expanded',sans-serif;font-size:64px;color:var(--electric);line-height:1;}
  .know p{margin:0;font-size:16px;color:#DCE3DC;}
  .know .cite{font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:#93A398;margin-top:10px;}
  .know .btn-ghost{border-color:var(--bg);color:var(--bg);}
  .know .btn-ghost:hover{background:var(--bg);color:var(--ink);}
  @media (max-width:800px){.know{grid-template-columns:1fr;text-align:left;}.know .glyph{display:none;}}

  /* ===== CONTACT ===== */
  .contact-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:36px;align-items:stretch;}
  .contact-card{
    background:var(--paper);border:1.5px solid var(--ink);border-radius:4px;padding:32px;
    display:flex;flex-direction:column;gap:18px;
  }
  .contact-card .big-phone{font-family:'IBM Plex Mono',monospace;font-size:26px;font-weight:600;text-decoration:none;color:var(--ink);}
  .contact-row{display:flex;justify-content:space-between;font-size:14.3px;border-top:1px dashed var(--line);padding-top:12px;}
  .contact-row span:first-child{color:var(--ink-soft);}
  .map-frame{border:1.5px solid var(--ink);border-radius:4px;overflow:hidden;min-height:280px;}
  .map-frame iframe{width:100%;height:100%;min-height:280px;border:0;display:block;}
  @media (max-width:900px){.contact-grid{grid-template-columns:1fr;}}

  /* ===== FOOTER ===== */
  footer{border-top:1px solid var(--line);padding:34px 0;}
  .footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--ink-soft);}
  .footer-inner .quote{font-style:italic;}

  @media (max-width:880px){
    .hero-grid{grid-template-columns:1fr;}
    .stamp-panel{order:-1;}
  }

/* ===== SUBPAGE HEADER (non-home pages) ===== */
.page-hero{padding:56px 0 44px;border-bottom:1px solid var(--line);}
.page-hero .eyebrow{margin-bottom:14px;}
.page-hero h1{font-size:clamp(28px,4vw,42px);margin-bottom:14px;}
.page-hero p.lead{font-size:16.5px;color:var(--ink-soft);max-width:62ch;margin:0;}
.breadcrumb{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--ink-soft);margin-bottom:18px;}
.breadcrumb a{text-decoration:none;border-bottom:1px dotted var(--ink-soft);}
.breadcrumb a:hover{color:var(--electric-dark);}

/* ===== ACTIVE NAV LINK ===== */
nav.links a.active{color:var(--electric-dark);}
nav.links a.active::after{width:100%;background:var(--electric);}

/* ===== LOCATION CARDS (lokalizacje.html) ===== */
.city-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.city-card{
  background:var(--paper);border:1.5px solid var(--ink);border-radius:4px;
  padding:26px 24px;display:flex;flex-direction:column;gap:10px;
}
.city-card.origin{border-color:var(--electric-dark);box-shadow:5px 5px 0 var(--electric);}
.city-card h2{font-size:21px;}
.city-card .city-tag{
  align-self:flex-start;font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.06em;
  text-transform:uppercase;color:#fff;background:var(--structural);padding:4px 10px;border-radius:20px;
}
.city-card.origin .city-tag{background:var(--electric-dark);}
.city-card p{margin:0;color:var(--ink-soft);font-size:14.6px;}
@media (max-width:820px){.city-grid{grid-template-columns:1fr;}}

/* ===== CTA BAND ===== */
.cta-band{background:var(--ink);color:var(--bg);border-radius:6px;padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.cta-band h2{color:var(--bg);font-size:24px;margin-bottom:6px;}
.cta-band p{margin:0;color:#B9C4BC;font-size:14.5px;}
.cta-band .btn-primary{background:var(--electric-dark);border-color:var(--electric-dark);}
.cta-band .btn-primary:hover{background:var(--stamp);border-color:var(--stamp);}

/* ===== INFO CARD (teoria.html) ===== */
.info-card{background:var(--paper);border:1.5px solid var(--ink);border-radius:4px;padding:32px;margin-bottom:26px;}
.info-card h2,.info-card h3{font-size:22px;margin-bottom:14px;}
.info-card p{color:var(--ink-soft);font-size:15px;margin:0 0 10px;}
.info-card .cite{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--ink-soft);margin-top:12px;border-top:1px dashed var(--line);padding-top:12px;}

/* ===== PROCESS STEPS (oferta.html) ===== */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.process-step{background:var(--paper);border:1.5px solid var(--ink);border-radius:4px;padding:22px 20px;position:relative;}
.process-step::before{
  counter-increment:step;content:counter(step);
  font-family:'IBM Plex Mono',monospace;font-weight:700;font-size:13px;
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:50%;background:var(--electric);color:#fff;margin-bottom:12px;
}
.process-step h3{font-size:16px;margin-bottom:8px;}
.process-step p{margin:0;color:var(--ink-soft);font-size:14px;}
@media (max-width:900px){.process-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.process-grid{grid-template-columns:1fr;}}

/* ===== FAQ (accessible, native <details>) ===== */
.faq-item{
  background:var(--paper);border:1.5px solid var(--ink);border-radius:4px;
  margin-bottom:12px;overflow:hidden;
}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-weight:600;font-size:15.5px;
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-family:'IBM Plex Mono',monospace;font-size:20px;color:var(--electric);
  flex:none;
}
.faq-item[open] summary::after{content:"–";}
.faq-item summary:focus-visible{outline:2px solid var(--electric);outline-offset:-2px;}
.faq-item p{margin:0;padding:0 22px 20px;color:var(--ink-soft);font-size:14.5px;}

/* ===== SKIP LINK (accessibility) ===== */
.skip-link{
  position:absolute;left:-9999px;top:auto;background:var(--ink);color:var(--paper);
  padding:12px 20px;z-index:100;font-family:'IBM Plex Mono',monospace;font-size:14px;
  border-radius:0 0 4px 0;text-decoration:none;
}
.skip-link:focus{left:0;top:0;}

/* ===== CITY CARD LIST ===== */
.city-card ul{margin:4px 0 0;padding-left:18px;color:var(--ink-soft);font-size:13.8px;}
.city-card ul li{margin-bottom:4px;}

/* ===== FOOTER LINK (polityka prywatności) ===== */
.footer-link{color:var(--ink-soft);text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:3px;}
.footer-link:hover{color:var(--electric-dark);text-decoration-color:var(--electric-dark);}