:root{
  --papier:#f7f6f3; --pas:#eaeff6; --karta:#ffffff;
  --ciemny:#0d1826; --ciemny-karta:#152436;
  --tekst:#0f1620; --slaby:#59636f; --kreska:#dcdfe4;
  --blekit:#1550d0; --blekit-jasny:#e7eefc; --blekit-ciemny:#0c37a0;
  --bursztyn:#b8730f;
  --maszyna:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
  --cien:0 1px 2px rgba(15,22,32,.05), 0 8px 24px -12px rgba(15,22,32,.18);
}
@media (prefers-color-scheme:dark){
  :root:not([data-motyw="jasny"]){
    --papier:#0d1119; --pas:#121a26; --karta:#161f2d;
    --ciemny:#060a10; --ciemny-karta:#111a26;
    --tekst:#e9edf2; --slaby:#98a3b0; --kreska:#26303d;
    --blekit:#5b9bff; --blekit-jasny:#16233a; --blekit-ciemny:#8fbaff;
    --bursztyn:#e0a24a;
    --cien:0 1px 2px rgba(0,0,0,.4), 0 10px 30px -14px rgba(0,0,0,.7);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--papier);color:var(--tekst);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
.srodek{max-width:64rem;margin:0 auto;padding:0 1.5rem}
a{color:inherit}
h1{font-size:clamp(2.3rem,6vw,3.7rem);line-height:1.03;letter-spacing:-.035em;
   font-weight:800;margin:0 0 1.1rem;text-wrap:balance}
h2{font-size:clamp(1.7rem,3.6vw,2.4rem);line-height:1.1;letter-spacing:-.028em;
   font-weight:800;margin:0 0 .5rem}
h3{font-size:1.03rem;line-height:1.35;margin:0 0 .5rem;letter-spacing:-.01em}
p{margin:0 0 1rem}
.slaby{color:var(--slaby)}
.etykieta{font-family:var(--maszyna);font-size:.76rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--blekit);display:flex;align-items:center;gap:.7rem}
.etykieta::after{content:"";height:1px;width:3rem;background:var(--kreska)}

/* GORA */
.gora{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--papier) 88%,transparent);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--kreska)}
.gora .srodek{display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding-top:.9rem;padding-bottom:.9rem}
.logo{display:flex;align-items:center;gap:.6rem;font-weight:800;letter-spacing:-.02em;
  text-decoration:none;font-size:1.02rem}
.gora nav{display:flex;flex-wrap:wrap;gap:1.5rem;font-size:.93rem}
.gora nav a{text-decoration:none;color:var(--slaby);position:relative;padding:.2rem 0}
.gora nav a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--blekit);transition:width .22s ease}
.gora nav a:hover{color:var(--tekst)}
.gora nav a:hover::after{width:100%}

/* Na waskim ekranie logo i menu nie mieszcza sie obok siebie — wtedy
   menu schodzi pod spod zamiast rozpychac naglowek na pol ekranu. */
@media(max-width:46rem){
  .gora .srodek{flex-direction:column;align-items:flex-start;
    gap:.55rem;padding-top:.75rem;padding-bottom:.75rem}
  .gora nav{width:100%;gap:1.1rem;font-size:.88rem}
  .logo{font-size:.98rem}
}

/* PASY */
section{padding:5rem 0}
.pas-jasny{background:var(--pas)}
.pas-ciemny{background:var(--ciemny);color:#e9edf2}
.pas-ciemny .slaby{color:#93a1b2}
.pas-ciemny h2{color:#fff}

/* NAGLOWEK */
.nagl{display:grid;grid-template-columns:1.05fr .95fr;gap:3.5rem;align-items:center}
.nagl .wstep p{font-size:1.12rem;color:var(--slaby);max-width:34rem}
@media(max-width:56rem){.nagl{grid-template-columns:1fr;gap:2.5rem}}

/* PRZYCISK */
.przycisk{display:inline-flex;align-items:center;gap:.7rem;padding:.95rem 1.6rem;
  border-radius:9px;background:var(--blekit);color:#fff;text-decoration:none;
  font-weight:650;font-size:1rem;box-shadow:0 8px 20px -10px var(--blekit);
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.przycisk:hover{transform:translateY(-2px);background:var(--blekit-ciemny);
  box-shadow:0 14px 26px -12px var(--blekit)}
.przycisk svg{transition:transform .18s ease}
.przycisk:hover svg{transform:translateX(4px)}
.przycisk.pusty{background:transparent;color:var(--tekst);
  border:1px solid var(--kreska);box-shadow:none}
.przycisk.jasny{background:#fff;color:#0d1826;box-shadow:none}

/* SCHEMAT */
.schemat{margin-top:2.5rem;background:var(--karta);border:1px solid var(--kreska);
  border-radius:14px;padding:1.5rem;overflow-x:auto}
.schemat svg{min-width:56rem;display:block}
.schemat-podpis{font-family:var(--maszyna);font-size:.78rem;color:var(--slaby);
  margin:1rem 0 0;text-align:center}
.przewin{display:none;font-family:var(--maszyna);font-size:.72rem;color:var(--slaby);margin:0 0 .6rem}
@media(max-width:60rem){.przewin{display:block}}

/* ETAPY */
.etapy{display:grid;gap:1.1rem;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));margin-top:2.5rem}
.etap{background:var(--karta);border:1px solid var(--kreska);border-radius:13px;
  padding:1.5rem 1.4rem;display:flex;flex-direction:column;position:relative}
.etap .numer{font-family:var(--maszyna);font-size:1.9rem;font-weight:700;color:var(--blekit);
  line-height:1;letter-spacing:-.04em;display:block;margin-bottom:.7rem}
.etap p{font-size:.93rem;color:var(--slaby);margin:0 0 1.2rem}
.etap .cena{margin-top:auto}

/* PROJEKTY */
.projekty{display:grid;gap:1.1rem;grid-template-columns:repeat(auto-fit,minmax(18rem,1fr));margin-top:2.5rem}
.projekt{background:var(--karta);border:1px solid var(--kreska);border-radius:13px;
  padding:1.5rem 1.4rem;display:flex;flex-direction:column}
.projekt .rodzaj{font-family:var(--maszyna);font-size:.72rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--blekit);margin:0 0 .7rem}
.projekt p{font-size:.94rem;color:var(--slaby)}
.projekt .stan{margin-top:auto;padding-top:1rem;font-size:.83rem;color:var(--slaby);
  border-top:1px dashed var(--kreska)}
a.projekt{text-decoration:none;color:inherit;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
a.projekt:hover{transform:translateY(-4px);box-shadow:var(--cien);border-color:var(--blekit)}
a.projekt:hover .stan{color:var(--blekit)}
.uslugi{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:2rem;padding:0;list-style:none}
.uslugi li{font-size:.88rem;background:var(--blekit-jasny);color:var(--blekit);
  border-radius:999px;padding:.45rem .95rem;font-weight:600}

/* KAFELKI */
.kafelki{display:grid;gap:1.1rem;grid-template-columns:repeat(auto-fit,minmax(17rem,1fr));margin-top:2.5rem}
.kafelek{background:var(--karta);border:1px solid var(--kreska);border-radius:13px;
  padding:1.5rem 1.4rem 1.3rem;text-decoration:none;display:flex;flex-direction:column;
  position:relative;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.kafelek::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;
  background:var(--blekit);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.kafelek:hover{transform:translateY(-4px);box-shadow:var(--cien);border-color:transparent}
.kafelek:hover::before{transform:scaleX(1)}
.kafelek .ikona{width:44px;height:44px;margin-bottom:1rem}
.kafelek p{font-size:.94rem;color:var(--slaby);margin:0 0 1.2rem}
.cena{margin-top:auto;font-family:var(--maszyna);font-size:.82rem;font-weight:600;
  color:var(--blekit);background:var(--blekit-jasny);border-radius:6px;
  padding:.42rem .7rem;align-self:flex-start;letter-spacing:-.01em}

/* CIEMNY PAS */
.ciemny-uklad{display:grid;grid-template-columns:1fr 1.1fr;gap:3.5rem;align-items:center}
@media(max-width:56rem){.ciemny-uklad{grid-template-columns:1fr;gap:2.5rem}}
.okno{background:var(--ciemny-karta);border:1px solid #24344a;border-radius:12px;
  overflow:hidden;box-shadow:0 24px 50px -24px rgba(0,0,0,.8)}
.okno-gora{display:flex;align-items:center;gap:.5rem;padding:.7rem .9rem;
  border-bottom:1px solid #24344a;font-family:var(--maszyna);font-size:.72rem;color:#7d8b9c}
.kropka{width:9px;height:9px;border-radius:50%;background:#2c3e56}
.okno-tresc{padding:1.1rem}
.wiersz{display:flex;align-items:center;gap:.8rem;padding:.65rem .2rem;
  border-bottom:1px solid #1d2b3d;font-size:.86rem}
.wiersz:last-child{border-bottom:0}
.znacznik{font-family:var(--maszyna);font-size:.68rem;font-weight:700;padding:.15rem .45rem;
  border-radius:4px;letter-spacing:.06em;white-space:nowrap}
.znacznik.blad{background:#3a1a1a;color:#ff8b7d}
.znacznik.uwaga{background:#332714;color:#e0a24a}
.znacznik.ok{background:#12301f;color:#5fd394}
.pole{font-family:var(--maszyna);font-size:.85rem;color:#93a1b2;
  background:#0b131d;border:1px solid #24344a;border-radius:7px;padding:.6rem .8rem;margin-bottom:.9rem}
input.pole{width:100%;color:#e9edf2;outline:none}
input.pole:focus{border-color:var(--blekit)}
input.pole::placeholder{color:#93a1b2}
button.przycisk{border:0;cursor:pointer;font:inherit;font-weight:650}

/* KROKI */
.kroki{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));margin-top:2.5rem}
.krok .numer{font-family:var(--maszyna);font-size:2.6rem;font-weight:700;
  color:var(--blekit);line-height:1;letter-spacing:-.04em;display:block;margin-bottom:.6rem}
.krok p{font-size:.95rem;color:var(--slaby);margin:0}

/* STOPKA */
footer{background:var(--ciemny);color:#93a1b2;padding:3rem 0 2.5rem;font-size:.92rem}
footer strong{color:#e9edf2}
footer a{color:#93a1b2}
.pasek-gorny{height:4px;background:linear-gradient(90deg,var(--blekit),#5b9bff)}

/* RUCH — tresc jest widoczna zawsze. Ukrycie dokłada dopiero skrypt,
   wiec awaria skryptu nie zostawia klienta z pusta strona. */
.ruch .wjazd{opacity:0;transform:translateY(18px)}
.ruch .wjazd.widac{opacity:1;transform:none;transition:opacity .6s ease,transform .6s ease}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .wjazd{opacity:1;transform:none}
}
@media(max-width:32rem){body{font-size:16px}section{padding:3.5rem 0}}

/* --- PODSTRONY --- */
.tytul-strony{max-width:44rem;margin-bottom:.5rem}
.tresc{max-width:44rem}
.tresc h2{margin-top:3rem}
.tresc h3{margin-top:2rem;font-size:1.15rem}
.tresc p{color:var(--slaby)}
.tresc strong{color:var(--tekst)}
table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.96rem}
th,td{text-align:left;padding:.9rem .6rem;border-bottom:1px solid var(--kreska);vertical-align:top}
th{font-family:var(--maszyna);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;
   color:var(--slaby);font-weight:700}
td.kwota{font-family:var(--maszyna);white-space:nowrap;font-weight:600;color:var(--blekit)}
.przewijane{overflow-x:auto}
.brak{border:1px dashed var(--bursztyn);border-radius:9px;padding:.9rem 1.1rem;margin:1.5rem 0;
      font-size:.9rem;color:var(--bursztyn);background:color-mix(in srgb,var(--bursztyn) 8%,transparent)}
.pudlo{background:var(--karta);border:1px solid var(--kreska);border-radius:13px;
       padding:1.6rem 1.5rem;margin:2rem 0}
.pudlo h3{margin-top:0}
.kotwica{scroll-margin-top:5rem}

/* --- PROSTY FORMULARZ (podstrona sprawdzarki) --- */
.formularz-prosty{max-width:34rem;margin:2rem 0 3rem}
.formularz-prosty label{display:block;font-weight:650;margin-bottom:.45rem;font-size:.97rem}
.formularz-prosty input{width:100%;padding:.85rem .95rem;font:inherit;color:var(--tekst);
  background:var(--karta);border:1px solid var(--kreska);border-radius:9px;margin-bottom:1.1rem}
.formularz-prosty input:focus{outline:none;border-color:var(--blekit);
  box-shadow:0 0 0 3px var(--blekit-jasny)}

/* --- GALERIA REALIZACJI --- */
.studium{max-width:52rem}
.studium h2{margin-top:2.5rem}
.studium p{color:var(--slaby)}
.studium strong{color:var(--tekst)}
.metryka{display:flex;flex-wrap:wrap;gap:.6rem;margin:1.2rem 0 2rem;padding:0;list-style:none}
.metryka li{font-family:var(--maszyna);font-size:.8rem;background:var(--blekit-jasny);
  color:var(--blekit);border-radius:6px;padding:.4rem .8rem;font-weight:600}
figure{margin:2rem 0}
figure img{width:100%;height:auto;display:block;border-radius:12px;
  border:1px solid var(--kreska);box-shadow:var(--cien)}
figcaption{font-size:.87rem;color:var(--slaby);margin-top:.7rem}
.przypis{font-size:.82rem;color:var(--slaby);font-style:italic;margin-top:2rem;
  padding-top:1rem;border-top:1px solid var(--kreska)}

/* ── Przewijana tasma platform ─────────────────── */
.tasma{max-width:64rem;margin:.5rem auto;padding:1.4rem 0;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent)}
.tasma-tor{display:flex;width:max-content;animation:tasma-przesuw 32s linear infinite}
.tasma-tor > span{display:flex;align-items:center;gap:3.4rem;padding-right:3.4rem}
.tasma-tor img{width:auto;filter:grayscale(1) opacity(.5)}
@keyframes tasma-przesuw{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion: reduce){.tasma-tor{animation:none}}

/* ── Pytania i odpowiedzi (podstrony integracji) ─ */
.pytania{margin-top:1.2rem}
.pytania details{border:1px solid var(--kreska);border-radius:11px;background:var(--karta);
  padding:0 1.15rem;margin-bottom:.7rem}
.pytania summary{cursor:pointer;font-weight:600;padding:.95rem 0 .95rem;list-style:none;
  position:relative;padding-right:2.2rem}
.pytania summary::-webkit-details-marker{display:none}
.pytania summary::after{content:"+";position:absolute;right:.25rem;top:50%;
  transform:translateY(-50%);color:var(--blekit);font-size:1.3rem;font-weight:600}
.pytania details[open] summary::after{content:"–"}
.pytania details > p{padding:0 0 1.05rem;color:var(--slaby)}
.stopka-linki{margin-top:.6rem}
.stopka-linki a{color:inherit}
.pytania summary::marker{content:""}