:root{
  --niebo:#e8f4f5; --niebo2:#d3ebee; --morze:#2a6e78; --morze-c:#1d4f57;
  --krowa:#c0501f; --krowa-c:#9e3f16; --piasek:#fbf6ec; --tusz:#2b2a28; --szary:#5d5a55;
  --r:18px;
  --font: ui-rounded, "SF Pro Rounded", "Nunito", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--tusz);background:var(--piasek);line-height:1.6;font-size:1.0625rem;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--morze)}
.wrap{width:min(1080px,100% - 2.5rem);margin-inline:auto}
.waska{max-width:720px}

.szkic{background:#ffd84d;color:#3a2e00;text-align:center;font-weight:700;font-size:.85rem;padding:.45rem 1rem;letter-spacing:.02em}

.naglowek{background:rgba(251,246,236,.92);backdrop-filter:saturate(1.2) blur(6px);position:sticky;top:0;z-index:5;border-bottom:1px solid #eadfca}
.naglowek__in{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem 0;flex-wrap:wrap}
.znak{font-weight:800;color:var(--krowa);text-decoration:none;font-size:1.05rem;letter-spacing:-.01em}
.naglowek nav{display:flex;gap:1.1rem;flex-wrap:wrap}
.naglowek nav a{text-decoration:none;color:var(--morze-c);font-weight:600;font-size:.95rem}
.naglowek nav a:hover{color:var(--krowa)}

.hero{background:linear-gradient(180deg,var(--niebo) 0%,var(--niebo2) 70%,#bfe0e4 100%);padding:2.5rem 0 3rem;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:38px;background:var(--piasek);
  -webkit-mask:radial-gradient(28px 20px at 50% 0,transparent 98%,#000) 0 0/56px 100% repeat-x;
          mask:radial-gradient(28px 20px at 50% 0,transparent 98%,#000) 0 0/56px 100% repeat-x}
.hero__in{display:grid;gap:2rem;justify-items:center;text-align:center}
.okladka{margin:0;width:min(72vw,340px);transform:rotate(-1.5deg)}
.okladka img{border-radius:6px;box-shadow:0 2px 0 rgba(0,0,0,.05),0 18px 40px -12px rgba(29,79,87,.45)}
h1{margin:0;line-height:1.05;letter-spacing:-.02em}
.t1{display:block;color:var(--krowa);font-size:clamp(2.1rem,7vw,3rem);font-weight:800}
.t2{display:block;color:var(--morze);font-size:clamp(1.6rem,5vw,2.4rem);font-weight:800;margin-top:.25rem}
.autor{margin:.9rem 0 0;font-size:1.25rem;color:var(--szary);font-weight:600}
.wiek{margin:1rem 0 0}
.wiek span{display:inline-block;background:var(--krowa);color:#fff;font-weight:800;border-radius:999px;padding:.3rem 1rem;font-size:1.05rem}
.przycisk{display:inline-block;margin-top:1.6rem;background:var(--morze);color:#fff;text-decoration:none;font-weight:800;padding:.85rem 1.8rem;border-radius:999px;box-shadow:0 4px 0 var(--morze-c);transition:transform .1s}
.przycisk:hover{transform:translateY(-1px)}
.przycisk:active{transform:translateY(2px);box-shadow:0 2px 0 var(--morze-c)}

.sekcja{padding:3rem 0}
#gdzie-kupic{padding:2.5rem 0 3.5rem;text-align:center}
#gdzie-kupic .sklepy{justify-content:center}
.sekcja--jasna{background:#fff}
h2{margin:0 0 1rem;font-size:1.65rem;color:var(--krowa-c);letter-spacing:-.01em}

.placeholder{background:#fff7cc;border:2px dashed #d4a800;color:#5c4700;border-radius:12px;padding:1rem 1.2rem;font-weight:700;margin:0}
.placeholder--maly{font-size:.85rem;padding:.5rem .8rem;margin-top:.6rem}
.placeholder-inline{background:#fff7cc;border:1px dashed #d4a800;color:#5c4700;border-radius:6px;padding:0 .4rem;font-weight:700}


.kontakt{font-size:1.25rem;font-weight:700;margin:0}
.kontakt a{text-decoration-thickness:2px;text-underline-offset:4px}

.stopka{background:var(--morze-c);color:#e3f0f1;padding:2rem 0 2.5rem;font-size:.95rem}
.stopka p{margin:.3rem 0}

/* Pieczątka (jak na tylnej okładce): ząbkowany krąg, morski kolor, podwójna obwódka, lekko obrócona */
.hero__meta{display:flex;align-items:center;justify-content:center;gap:1.4rem;margin-top:1rem;flex-wrap:wrap}
.hero__meta .wiek{margin:0}
.pieczatka{margin:0;width:128px;flex:none;aspect-ratio:1;display:grid;place-items:center;
  background:var(--morze);clip-path:polygon(50.00% 0.00%,55.09% 4.79%,61.13% 1.25%,65.03% 7.05%,71.69% 4.95%,74.21% 11.47%,81.17% 10.91%,82.17% 17.83%,89.09% 18.83%,88.53% 25.79%,95.05% 28.31%,92.95% 34.97%,98.75% 38.87%,95.21% 44.91%,100.00% 50.00%,95.21% 55.09%,98.75% 61.13%,92.95% 65.03%,95.05% 71.69%,88.53% 74.21%,89.09% 81.17%,82.17% 82.17%,81.17% 89.09%,74.21% 88.53%,71.69% 95.05%,65.03% 92.95%,61.13% 98.75%,55.09% 95.21%,50.00% 100.00%,44.91% 95.21%,38.87% 98.75%,34.97% 92.95%,28.31% 95.05%,25.79% 88.53%,18.83% 89.09%,17.83% 82.17%,10.91% 81.17%,11.47% 74.21%,4.95% 71.69%,7.05% 65.03%,1.25% 61.13%,4.79% 55.09%,0.00% 50.00%,4.79% 44.91%,1.25% 38.87%,7.05% 34.97%,4.95% 28.31%,11.47% 25.79%,10.91% 18.83%,17.83% 17.83%,18.83% 10.91%,25.79% 11.47%,28.31% 4.95%,34.97% 7.05%,38.87% 1.25%,44.91% 4.79%);transform:rotate(-8deg);filter:drop-shadow(0 4px 6px rgba(29,79,87,.35))}
.pieczatka__in{width:80%;aspect-ratio:1;border-radius:50%;background:var(--piasek);display:grid;place-items:center;text-align:center;
  box-shadow:inset 0 0 0 2px var(--morze),inset 0 0 0 5px var(--piasek),inset 0 0 0 6px var(--morze);
  color:var(--morze-c);font-weight:800;font-size:.72rem;line-height:1.2;letter-spacing:.01em;padding:0;white-space:nowrap}

/* Dostępna na: */
.sklepy,.kanaly{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:.75rem}
.sklep{display:inline-flex;align-items:center;gap:.5rem;background:#fff;border:2px solid var(--morze);color:var(--morze-c);text-decoration:none;font-weight:800;font-size:1.05rem;padding:.7rem 1.4rem;border-radius:999px;box-shadow:0 3px 0 var(--morze-c)}
a.sklep:hover{background:var(--niebo)}
.sklep--wkrotce{border-style:dashed;border-color:#a9a39a;color:var(--szary);box-shadow:none;background:transparent}
.sklep--wkrotce small{font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;background:var(--krowa);color:#fff;border-radius:999px;padding:.1rem .55rem}

/* Kanały (placeholder) */
.kanaly{margin-top:1.2rem}
.kanal{display:inline-block;background:var(--krowa);color:#fff;text-decoration:none;font-weight:800;padding:.55rem 1.2rem;border-radius:999px;box-shadow:0 3px 0 var(--krowa-c)}
.kanal:hover{background:var(--krowa-c)}

@media (min-width:860px){
  .hero__meta{justify-content:flex-start}
  .pieczatka{width:146px}
  .pieczatka__in{font-size:.8rem}
  .hero{padding:3.5rem 0 4.5rem}
  .hero__in{grid-template-columns:380px 1fr;justify-items:start;text-align:left;align-items:center;gap:3.5rem}
  .okladka{width:380px}
    }
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.przycisk{transition:none}}

/* wersja końcowa: stopka z danymi wydawcy */
.stopka__in{text-align:center}
.stopka__etyk{opacity:.8}
.stopka__mail{margin-top:.5rem!important;font-weight:700;font-size:1.05rem}
.stopka a{color:#fff;text-underline-offset:3px}
.stopka .kanaly{justify-content:center;margin-top:1rem}