/* ============================================================
   STREFA PROGRESU – design system (rebranding 2026-11)
   Jedna wersja kolorystyczna: czerń + biel, jak logo i okładki.
   Nagłówki: Barlow Condensed (gruby kursywny krój jak tytuły okładek),
   wyróżnienia: białe/czarne pochylone pole jak „UMYSŁ!” na okładce.
   ============================================================ */

/* ---------- TOKENY ---------- */
:root{
  color-scheme:dark;
  --bg:#070707;
  --bg-2:#101010;
  --surface:#141414;
  --surface-2:#1A1A1A;
  --text:#F4F4F4;
  --text-2:#A9A9A9;
  --accent:#FFFFFF;          /* dekoracje, obramowania */
  --accent-ink:#FFFFFF;      /* wyróżniony tekst */
  --heading:#FFFFFF;
  --line:rgba(255,255,255,.12);
  --line-strong:rgba(255,255,255,.28);
  --glass:rgba(7,7,7,.72);
  --glass-solid:#070707;
  --shadow-card:0 18px 50px rgba(0,0,0,.6);
  --glow-card:0 0 0 1px rgba(255,255,255,.34),0 20px 60px rgba(0,0,0,.65),0 0 46px rgba(255,255,255,.08);
  --focus:#FFFFFF;
  --control-line:rgba(255,255,255,.42);

  /* przycisk główny: biały z chłodnym, srebrnym połyskiem */
  --grad-btn:linear-gradient(135deg,#FFFFFF 0%,#F1F1F1 45%,#D6D6D6 100%);
  --on-btn:#0A0A0A;

  /* typografia */
  --font-display:'Barlow Condensed','Arial Narrow',Impact,sans-serif;
  --font-sans:'Barlow',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;

  /* układ */
  --maxw:1200px;
  --gutter:clamp(16px,4vw,40px);
  --section-y:clamp(64px,9vw,120px);
  --header-h:68px;

  /* promienie: ostrzejsze, „drukowane” jak okładki */
  --r-sm:6px; --r-md:10px; --r-lg:14px; --r-xl:18px;

  /* ruch: jeden język animacji w całym serwisie */
  --ease-out:cubic-bezier(.22,1,.36,1);
  --ease-in-out:cubic-bezier(.65,0,.35,1);
  --dur-fast:180ms;
  --dur-hover:320ms;
  --dur-card:480ms;
  --dur-reveal:600ms;
  --stagger:90ms;
}

/* ---------- RESET / BAZA ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-sans);font-size:17px;line-height:1.7;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:clip;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
p{margin:0 0 1em}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;font-style:italic;line-height:1.02;margin:0;color:var(--heading);letter-spacing:.005em}
h1,h2{text-transform:uppercase}
:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:4px}
[tabindex="-1"]:focus{outline:none}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:12px;top:-60px;z-index:200;background:#fff;color:#000;
  padding:10px 16px;border-radius:var(--r-sm);font-weight:700;transition:top var(--dur-fast) var(--ease-out)}
.skip-link:focus{top:12px}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.section{padding:var(--section-y) 0;position:relative}
.section--tight{padding-top:calc(var(--section-y) * .55)}
.eyebrow{font-family:var(--font-display);font-weight:700;font-style:italic;font-size:14px;letter-spacing:.22em;text-transform:uppercase;color:var(--text-2)}
.muted{color:var(--text-2)}

/* Wyróżnienie jak na okładkach: pochylone pole w odwróconym kolorze */
.hl{display:inline-block;position:relative;padding:.02em .2em .04em;margin:0 .04em;color:#0A0A0A;z-index:0;
  -webkit-box-decoration-break:clone;box-decoration-break:clone}
.hl::before{content:"";position:absolute;inset:0;z-index:-1;background:#fff;
  clip-path:polygon(2.5% 0,100% 0,97.5% 100%,0 100%);transform:rotate(-1.6deg)}
.hl--dark{color:#fff}
.hl--dark::before{background:#0A0A0A}
.num-text{color:#fff}

.sec-head{text-align:center;max-width:46rem;margin:0 auto clamp(36px,5vw,56px)}
.sec-head h2{font-size:clamp(2.3rem,5vw,3.8rem);margin:12px 0 16px}
.sec-head p{color:var(--text-2);font-size:1.0625rem;margin:0 auto;max-width:40rem}
.ornament{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:12px}
.ornament img{width:26px;height:auto;opacity:.9}
.ornament::before,.ornament::after{content:"";height:1px;width:46px;background:linear-gradient(90deg,transparent,var(--line-strong))}
.ornament::after{transform:scaleX(-1)}

/* ---------- PRZYCISKI ----------
   Przycisk główny (.btn-main) – charakter dotychczasowego „KUP TERAZ”:
   jasny gradient, miękka poświata, lekkie powiększenie i wciśnięcie,
   powolny refleks światła przesuwający się po najechaniu. */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;
  padding:13px 26px;border-radius:var(--r-sm);border:1px solid transparent;cursor:pointer;
  font-family:var(--font-display);font-weight:800;font-style:italic;font-size:18px;letter-spacing:.04em;text-transform:uppercase;line-height:1.1;text-align:center;
  transition:transform var(--dur-hover) var(--ease-out),box-shadow var(--dur-hover) var(--ease-out),
             background-color var(--dur-hover) var(--ease-out),border-color var(--dur-hover) var(--ease-out),color var(--dur-hover) var(--ease-out);
  -webkit-tap-highlight-color:transparent;isolation:isolate}
.btn:active{transform:scale(.97);transition-duration:var(--dur-fast)}
.btn--lg{min-height:56px;padding:15px 32px;font-size:20px}
.btn--sm{min-height:42px;padding:9px 18px;font-size:16px}
.btn--block{width:100%}

.btn-main{color:var(--on-btn);background:var(--grad-btn);border-color:rgba(255,255,255,.85);overflow:hidden;
  box-shadow:0 1px 0 rgba(255,255,255,.9) inset,0 10px 26px rgba(0,0,0,.45)}
.btn-main::before{ /* miękka biała aura */
  content:"";position:absolute;inset:-3px;border-radius:inherit;background:#fff;filter:blur(16px);
  opacity:0;z-index:-1;transition:opacity var(--dur-hover) var(--ease-out)}
.btn-main::after{ /* refleks światła */
  content:"";position:absolute;top:0;bottom:0;left:-60%;width:45%;pointer-events:none;
  background:linear-gradient(105deg,transparent 0%,rgba(255,255,255,0) 25%,rgba(255,255,255,.95) 50%,rgba(255,255,255,0) 75%,transparent 100%);
  mix-blend-mode:normal;transform:translateX(0) skewX(-12deg);opacity:0}
@media (hover:hover){
  .btn-main:hover{transform:translateY(-1px) scale(1.03);border-color:#fff;
    box-shadow:0 1px 0 #fff inset,0 0 26px rgba(255,255,255,.45),0 14px 34px rgba(0,0,0,.5)}
  .btn-main:hover::before{opacity:.38}
  .btn-main:hover::after{opacity:1;animation:btn-sheen 1.1s var(--ease-out) forwards}
}
.btn-main:active{transform:scale(.97)}
@keyframes btn-sheen{from{transform:translateX(0) skewX(-12deg)}to{transform:translateX(420%) skewX(-12deg)}}
/* refleks na jasnym przycisku musi być widoczny: lekko szare tło pod nim */
@media (hover:hover){.btn-main:hover{background:linear-gradient(135deg,#F2F2F2 0%,#DCDCDC 50%,#C4C4C4 100%)}}

/* przycisk drugorzędny – delikatne podświetlenie */
.btn-ghost{background:transparent;color:var(--text);border-color:var(--control-line)}
@media (hover:hover){
  .btn-ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.07);
    box-shadow:0 0 22px rgba(255,255,255,.12);transform:translateY(-1px)}
}

/* TextLink – zmiana koloru + stopniowo rozwijane podkreślenie */
.tlink{position:relative;display:inline-flex;align-items:center;gap:6px;color:var(--accent-ink);font-weight:700;
  background:none;border:0;padding:2px 0;cursor:pointer;font-size:14.5px;letter-spacing:.02em;transition:color var(--dur-hover) var(--ease-out),opacity var(--dur-hover) var(--ease-out)}
.tlink::after,.link-u::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:currentColor;
  transform:scaleX(0);transform-origin:left center;transition:transform var(--dur-hover) var(--ease-out)}
@media (hover:hover){.tlink:hover::after,.link-u:hover::after{transform:scaleX(1)}}
.tlink:focus-visible::after,.link-u:focus-visible::after{transform:scaleX(1)}
.link-u{position:relative;display:inline-block;transition:color var(--dur-hover) var(--ease-out)}
@media (hover:hover){.link-u:hover{color:#fff}}
.tlink .chev{transition:transform var(--dur-hover) var(--ease-out)}
.tlink[aria-expanded="true"] .chev{transform:rotate(180deg)}

/* ---------- HEADER ---------- */
.site-header{position:sticky;top:0;z-index:60;height:var(--header-h);
  background:var(--glass-solid);border-bottom:1px solid var(--line);
  transition:background-color .4s var(--ease-out),border-color .4s var(--ease-out)}
@supports ((backdrop-filter:blur(12px)) or (-webkit-backdrop-filter:blur(12px))){
  .site-header{background:var(--glass);-webkit-backdrop-filter:blur(12px) saturate(1.2);backdrop-filter:blur(12px) saturate(1.2)}
}
.site-header.is-over-hero{background:rgba(7,7,7,.88);border-bottom-color:rgba(255,255,255,.08)}
@media (prefers-reduced-transparency:reduce){.site-header,.site-header.is-over-hero{background:var(--glass-solid);backdrop-filter:none}}
.nav-in{max-width:var(--maxw);height:100%;margin:0 auto;padding:0 var(--gutter);display:flex;align-items:center;gap:18px}
.brand{display:flex;align-items:center;gap:11px;flex:none;color:var(--text)}
.brand img{width:auto;height:40px}
.brand-name{display:flex;flex-direction:column;line-height:.92;font-family:var(--font-display);font-style:italic;font-weight:800;text-transform:uppercase}
.brand-name b{font-size:21px;letter-spacing:.04em;font-weight:800}
.brand-name small{font-size:21px;letter-spacing:.04em;font-weight:800}
.brand-name small{display:inline-block;align-self:flex-start;position:relative;color:#0A0A0A;padding:0 .16em;margin-top:2px;z-index:0}
.brand-name small::before{content:"";position:absolute;inset:0;z-index:-1;background:#fff;clip-path:polygon(4% 0,100% 0,96% 100%,0 100%)}

.main-nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:2px}
.nav-link{position:relative;display:inline-block;padding:10px 11px;font-size:14.5px;font-weight:600;color:var(--text);opacity:.82;letter-spacing:.01em;
  transition:color var(--dur-hover) var(--ease-out),opacity var(--dur-hover) var(--ease-out),text-shadow var(--dur-hover) var(--ease-out)}
.nav-link::after{content:"";position:absolute;left:11px;right:11px;bottom:5px;height:2px;border-radius:1px;
  background:linear-gradient(90deg,rgba(255,255,255,.55),#fff,rgba(255,255,255,.55));
  transform:scaleX(0);transform-origin:left center;transition:transform 380ms var(--ease-out),opacity 380ms var(--ease-out);opacity:.95}
@media (hover:hover){
  .nav-link:hover{opacity:1;color:#fff;text-shadow:0 0 14px rgba(255,255,255,.45)}
  .nav-link:hover::after{transform:scaleX(1)}
}
.nav-link:focus-visible{opacity:1}
.nav-link:focus-visible::after{transform:scaleX(1)}
.nav-link.is-active{opacity:1;color:#fff}
.nav-link.is-active::after{transform:scaleX(1);opacity:.55}
@media (hover:hover){.nav-link.is-active:hover::after{opacity:1}}

.header-actions{display:flex;align-items:center;gap:10px;margin-left:8px}

.burger{display:none;margin-left:auto;width:46px;height:44px;border-radius:var(--r-sm);border:1px solid var(--line-strong);background:transparent;cursor:pointer;position:relative}
.burger span{position:absolute;left:13px;right:13px;height:2px;background:currentColor;border-radius:2px;
  transition:transform 360ms var(--ease-out),opacity 200ms var(--ease-out)}
.burger span:nth-child(1){top:15px}.burger span:nth-child(2){top:21px}.burger span:nth-child(3){top:27px}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;overflow:clip;background:#050505;color:#fff;isolation:isolate;
  padding:clamp(40px,6vw,84px) 0 clamp(56px,7vw,96px)}
/* animowane tło: dwie bardzo słabe jasne mgły, wyłącznie transform */
.hero-bg{position:absolute;inset:-20%;z-index:-3;pointer-events:none;
  background:radial-gradient(40% 38% at 70% 45%,rgba(255,255,255,.075),transparent 70%),
             radial-gradient(34% 30% at 22% 60%,rgba(255,255,255,.04),transparent 70%),
             radial-gradient(60% 50% at 50% 0%,rgba(22,22,22,1),transparent 70%);
  animation:hero-drift 26s var(--ease-in-out) infinite alternate}
@keyframes hero-drift{0%{transform:translate3d(-2%,-1%,0) scale(1)}100%{transform:translate3d(2%,1.5%,0) scale(1.06)}}
.hero-vignette{position:absolute;inset:0;z-index:-2;pointer-events:none;
  background:radial-gradient(120% 90% at 50% 40%,transparent 55%,rgba(0,0,0,.6) 100%)}
/* delikatna siatka w tle – nawiązanie do kostki z logo */
.hero-grid{position:absolute;inset:0;z-index:-2;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(70% 70% at 60% 45%,#000,transparent 75%);mask-image:radial-gradient(70% 70% at 60% 45%,#000,transparent 75%)}

.hero-in{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(24px,4vw,56px);align-items:center}
.hero-copy{text-align:left}
.hero-brand{display:flex;align-items:center;gap:clamp(14px,1.6vw,20px);margin-bottom:clamp(18px,2.4vw,28px)}
.hero-logo{position:relative;width:clamp(64px,6vw,86px);aspect-ratio:802/1010;flex:none}
.hero-logo img{width:100%;height:100%;position:relative;z-index:1;filter:brightness(.9) drop-shadow(0 0 18px rgba(255,255,255,.14))}
.logo-aura{position:absolute;left:50%;top:50%;width:190%;aspect-ratio:1;transform:translate(-50%,-50%);z-index:0;pointer-events:none;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.14) 0%,rgba(255,255,255,.06) 30%,rgba(255,255,255,.02) 50%,transparent 68%);
  animation:aura-breathe 7s var(--ease-in-out) infinite alternate}
@keyframes aura-breathe{from{opacity:.6}to{opacity:1}}
/* refleks światła – maska z rzeczywistego kształtu logo */
.logo-sheen{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden;
  -webkit-mask:url("../img/logo-progress-white-240.webp") center/100% 100% no-repeat;
          mask:url("../img/logo-progress-white-240.webp") center/100% 100% no-repeat}
.logo-sheen::before{content:"";position:absolute;top:-20%;bottom:-20%;left:-70%;width:60%;
  background:linear-gradient(100deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.35) 35%,#fff 50%,rgba(255,255,255,.35) 65%,rgba(255,255,255,0) 100%);
  transform:translate3d(0,0,0) rotate(8deg);
  animation:logo-sheen 9.5s cubic-bezier(.45,.05,.3,1) infinite 1.4s}
@keyframes logo-sheen{0%{transform:translate3d(0,0,0) rotate(8deg)}46%,100%{transform:translate3d(330%,0,0) rotate(8deg)}}
.hero-wordmark{font-family:var(--font-display);font-style:italic;font-weight:800;text-transform:uppercase;line-height:.92;font-size:clamp(1.7rem,2.6vw,2.2rem)}
.hero-wordmark span{display:block}
.hero-wordmark .hl{margin-top:4px;margin-left:-.04em}

.hero h1{font-size:clamp(2.2rem,4vw,3.5rem);line-height:.98;margin:0;max-width:12em}
.hero h1 .hl{margin-top:.08em}
.hero-lead{margin:clamp(16px,2vw,22px) 0 0;font-size:clamp(1.02rem,1.4vw,1.15rem);color:#C9C9C9;max-width:32rem}
.hero-motto{margin:10px 0 0;font-family:var(--font-display);font-style:italic;font-weight:600;font-size:clamp(1.15rem,1.7vw,1.35rem);color:#fff;letter-spacing:.01em}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:clamp(22px,3vw,32px)}
.hero-copy .hero-cta{justify-content:flex-start}

/* cztery okładki (przezroczyste) – duże animacje:
   1) wejście: książki spadają po kolei z obrotem i odbiciem,
   2) potem każda unosi się i kołysze we własnym rytmie,
   3) co kilka sekund „fala” – podskakują jedna po drugiej jak w pakiecie,
   4) po najechaniu: wyraźne uniesienie, wyprostowanie, obrót 3D i poświata,
   5) przelatujący refleks światła po okładce. */
.hero-books{position:relative;display:flex;justify-content:center;align-items:flex-end;padding:40px 0 34px;perspective:1200px;isolation:isolate}
.hero-books::after{content:"";position:absolute;left:2%;right:2%;bottom:14px;height:40px;border-radius:50%;z-index:-1;
  background:radial-gradient(closest-side,rgba(255,255,255,.18),transparent);filter:blur(8px)}
.hero-book{position:relative;display:block;flex:0 0 26.5%;margin-left:-3.5%;transform-origin:50% 100%;z-index:calc(1 + var(--i));
  --r:calc((var(--i) - 1.5) * 4deg)}
.hero-book:first-child{margin-left:0}
.hero-book img{width:100%;filter:drop-shadow(0 26px 26px rgba(0,0,0,.75));
  transform:rotate(var(--r));transform-origin:50% 100%;
  transition:transform 650ms cubic-bezier(.34,1.56,.64,1),filter 500ms var(--ease-out)}
.hero-book-sheen{position:absolute;inset:0;pointer-events:none;overflow:hidden;transform:rotate(var(--r));transform-origin:50% 100%;
  -webkit-mask:var(--m) center/100% 100% no-repeat;mask:var(--m) center/100% 100% no-repeat;transition:transform 650ms cubic-bezier(.34,1.56,.64,1)}
.hero-book-sheen::before{content:"";position:absolute;top:-30%;bottom:-30%;left:-80%;width:55%;
  background:linear-gradient(100deg,rgba(255,255,255,0),rgba(255,255,255,.7) 50%,rgba(255,255,255,0));
  transform:rotate(10deg);animation:cover-sheen 7s cubic-bezier(.45,.05,.3,1) infinite;animation-delay:calc(2.4s + var(--i) * .25s)}
@keyframes cover-sheen{0%{transform:translate3d(0,0,0) rotate(10deg)}28%,100%{transform:translate3d(420%,0,0) rotate(10deg)}}
/* 1) wejście */
.js .hero .hero-book{opacity:0;animation:book-drop 1.1s cubic-bezier(.22,1.2,.36,1) forwards;animation-delay:calc(300ms + var(--i) * 160ms)}
@keyframes book-drop{
  0%{opacity:0;transform:translate3d(0,-120px,0) rotate(calc(var(--i) * 9deg - 14deg)) scale(.85)}
  55%{opacity:1;transform:translate3d(0,12px,0) rotate(0) scale(1.02)}
  75%{transform:translate3d(0,-8px,0) scale(1)}
  100%{opacity:1;transform:none}}
/* 2) + 3) unoszenie, kołysanie i fala podskoków */
.hero-books.is-floating .hero-book{opacity:1;animation:book-float 5.5s var(--ease-in-out) infinite alternate;animation-delay:calc(var(--i) * -1.4s)}
@keyframes book-float{from{transform:translate3d(0,0,0) rotate(-1deg)}to{transform:translate3d(0,-16px,0) rotate(1.2deg)}}
.hero-books.is-floating .hero-book img{animation:book-hop 7s var(--ease-out) infinite;animation-delay:calc(1s + var(--i) * .18s)}
@keyframes book-hop{0%,14%,100%{translate:0 0}5%{translate:0 -34px}9%{translate:0 3px}}
/* 4) hover */
@media (hover:hover){
  .hero-book:hover{z-index:10}
  .hero-book:hover img,.hero-book:hover .hero-book-sheen{transform:translateY(-38px) rotate(0) rotateY(-14deg) scale(1.12)}
  .hero-book:hover img{filter:drop-shadow(0 40px 34px rgba(0,0,0,.8)) drop-shadow(0 0 26px rgba(255,255,255,.28))}
  .hero-books:hover .hero-book:not(:hover) img{filter:drop-shadow(0 26px 26px rgba(0,0,0,.75)) brightness(.72)}
}
.hero.is-paused .hero-bg,.hero.is-paused .logo-aura,.hero.is-paused .logo-sheen::before,.hero.is-paused .hero-book,.hero.is-paused .hero-book img,.hero.is-paused .hero-book-sheen::before{animation-play-state:paused}

/* okładki w kartach: wejście z obrotem + obrót 3D po najechaniu */
.cover{perspective:900px}
.js .book[data-reveal] .cover img{opacity:0;transform:translateY(30px) rotate(-8deg) scale(.9)}
.js .book[data-reveal].is-in .cover img{opacity:1;transform:none;transition:opacity 700ms var(--ease-out) 150ms,transform 900ms cubic-bezier(.34,1.56,.64,1) 150ms}
@media (hover:hover){
  .book:hover .cover img{transform:translateY(-10px) rotateY(-16deg) rotate(-2deg) scale(1.08)!important;filter:drop-shadow(0 26px 26px rgba(0,0,0,.7)) drop-shadow(0 0 22px rgba(255,255,255,.16))}
}
/* pakiet: większy podskok i rozłożenie w wachlarz */
.js .bundle.is-in .stack img{animation:stack-hop 4.5s var(--ease-out) infinite;animation-delay:calc(1s + var(--k,0) * .15s)}
.stack img:nth-child(1){--k:0}.stack img:nth-child(2){--k:1}.stack img:nth-child(3){--k:2}.stack img:nth-child(4){--k:3}
@keyframes stack-hop{0%,18%,100%{translate:0 0}7%{translate:0 -26px}12%{translate:0 2px}}
@media (hover:hover){
  .bundle:hover .stack img{transform:translateY(-14px)}
  .bundle:hover .stack img:nth-child(1){transform:translate(-14px,-10px) rotate(-8deg)}
  .bundle:hover .stack img:nth-child(2){transform:translate(-5px,-18px) rotate(-3deg)}
  .bundle:hover .stack img:nth-child(3){transform:translate(5px,-18px) rotate(3deg)}
  .bundle:hover .stack img:nth-child(4){transform:translate(14px,-10px) rotate(8deg)}
}
/* okładka darmowego rozdziału: kołysanie */
.feature-cover,.ch-hero-cover{animation:cover-sway 6s var(--ease-in-out) infinite alternate}
@keyframes cover-sway{from{translate:0 0;rotate:-2deg}to{translate:0 -12px;rotate:2deg}}

/* wejście hero (initial + animate + stagger) */
.js .hero [data-enter]{opacity:0;transform:translateY(16px);animation:enter .8s var(--ease-out) forwards;animation-delay:calc(120ms + var(--i,0) * 100ms)}
@keyframes enter{to{opacity:1;transform:none}}

/* ---------- PRODUKTY ---------- */
.products{position:relative}
.series-label{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:-18px auto 34px;padding:0;list-style:none}
.pill{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:13.5px;font-weight:700;letter-spacing:.02em;
  border:1px solid var(--line);background:var(--surface);color:var(--text)}
.pill .n{width:20px;height:20px;border-radius:50%;background:#fff;color:#000;display:grid;place-items:center;font-size:11px;font-weight:800}

.book-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(18px,2.4vw,28px)}
.book{position:relative;display:grid;grid-template-columns:minmax(120px,180px) 1fr;gap:clamp(16px,2vw,24px);
  padding:clamp(16px,2vw,24px);border-radius:var(--r-lg);background:linear-gradient(180deg,var(--surface),var(--surface-2));
  border:1px solid var(--line);box-shadow:var(--shadow-card);
  transition:transform var(--dur-card) var(--ease-out),box-shadow var(--dur-card) var(--ease-out),border-color var(--dur-card) var(--ease-out)}
.book::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;
  background:radial-gradient(70% 60% at 20% 0%,rgba(255,255,255,.08),transparent 70%);
  transition:opacity var(--dur-card) var(--ease-out)}
@media (hover:hover){
  .book:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.5);box-shadow:var(--glow-card)}
  .book:hover::before{opacity:1}
  .book:hover .cover img{transform:scale(1.04) rotate(-1deg)}
}
.cover{align-self:start;position:relative}
.cover img{width:100%;height:auto;filter:drop-shadow(0 16px 22px rgba(0,0,0,.6));transition:transform 700ms var(--ease-out)}
.book-body{display:flex;flex-direction:column;min-width:0}
.book .tag{font-family:var(--font-display);font-style:italic;font-size:14px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-2);font-weight:700;margin:0}
.book h3{font-size:clamp(1.9rem,2.8vw,2.4rem);text-transform:uppercase;margin:8px 0 6px;line-height:.98}
.book h3 .hl{font-size:.92em}
.book .short{margin:8px 0 10px;font-size:15.5px;color:var(--text)}
.meta-list{display:flex;flex-wrap:wrap;gap:6px 14px;list-style:none;margin:0 0 12px;padding:0;font-size:12.5px;color:var(--text-2)}
.meta-list li{display:inline-flex;align-items:center;gap:6px}
.meta-list li::before{content:"";width:5px;height:5px;background:#fff;transform:rotate(45deg)}
.long{display:grid;grid-template-rows:0fr;transition:grid-template-rows 520ms var(--ease-out)}
.long > div{overflow:hidden}
.long.is-open{grid-template-rows:1fr}
.long p{font-size:14.5px;color:var(--text-2);margin:10px 0 0}
.price{display:flex;align-items:baseline;flex-wrap:wrap;gap:10px;margin:14px 0 14px}
.price .old{color:var(--text-2);text-decoration:line-through;font-size:15px}
.price .new{font-family:var(--font-display);font-style:italic;font-size:2.3rem;font-weight:800;color:#fff;line-height:1}
.price .save{font-family:var(--font-display);font-style:italic;font-size:14px;font-weight:800;color:#000;background:#fff;padding:2px 9px;clip-path:polygon(6% 0,100% 0,94% 100%,0 100%)}
.book-actions{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:auto}

/* pakiet */
.bundle{position:relative;margin-top:clamp(22px,3vw,32px);border-radius:var(--r-xl);padding:clamp(22px,3.4vw,40px);overflow:hidden;
  background:radial-gradient(60% 80% at 100% 0%,rgba(255,255,255,.09),transparent 65%),
             linear-gradient(180deg,var(--surface),var(--surface-2));
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
  transition:box-shadow var(--dur-card) var(--ease-out),border-color var(--dur-card) var(--ease-out)}
@media (hover:hover){.bundle:hover{box-shadow:var(--glow-card)}}
.bundle-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(20px,3vw,36px);align-items:center}
.bundle h3{font-size:clamp(2.2rem,3.8vw,3rem);text-transform:uppercase;margin:8px 0 10px}
.bundle .price .new{font-size:clamp(2.8rem,4.6vw,3.6rem)}
.stack{display:flex;justify-content:center;align-items:flex-end;padding:10px 0}
.stack img{width:clamp(84px,11vw,140px);filter:drop-shadow(0 14px 20px rgba(0,0,0,.6));
  margin-left:-30px;transition:transform var(--dur-card) var(--ease-out)}
.stack img:first-child{margin-left:0}
@media (hover:hover){
  .bundle:hover .stack img{transform:translateY(-8px)}
  .bundle:hover .stack img:nth-child(2){transition-delay:40ms}
  .bundle:hover .stack img:nth-child(3){transition-delay:80ms}
  .bundle:hover .stack img:nth-child(4){transition-delay:120ms}
}
.countdown{display:flex;gap:10px;margin:6px 0 16px}
.countdown .cd{min-width:60px;text-align:center;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-sm);padding:8px 6px}
.countdown b{font-family:var(--font-display);font-style:italic;font-size:28px;display:block;line-height:1;color:#fff}
.countdown span{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-2)}
.cd-note{font-size:13px;color:#fff;margin:0 0 6px}
.trust{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 26px;list-style:none;padding:0;margin:clamp(22px,3vw,30px) 0 0;font-size:13.5px;color:var(--text-2)}
.trust li{display:inline-flex;align-items:center;gap:8px}
.trust svg{width:16px;height:16px;color:#fff}

/* ---------- O AUTORZE ---------- */
.author{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(28px,5vw,64px);align-items:center}
.author-visual{position:relative;margin:0;border-radius:var(--r-xl);aspect-ratio:4/5;overflow:hidden;background:#050505;
  border:1px solid rgba(255,255,255,.22);box-shadow:var(--shadow-card);display:grid;place-items:center}
.author-visual::before{content:"";position:absolute;inset:14px;border:1px solid rgba(255,255,255,.1);border-radius:calc(var(--r-xl) - 6px)}
.author-visual::after{content:"";position:absolute;inset:0;background:radial-gradient(60% 50% at 50% 42%,rgba(255,255,255,.1),transparent 70%)}
.author-visual img{width:46%;position:relative;z-index:1;margin-top:-12%}
.author-visual figcaption{position:absolute;left:0;right:0;bottom:26px;z-index:1;text-align:center;font-family:var(--font-display);font-style:italic;font-weight:600;color:#E6E6E6;font-size:1.3rem;line-height:1.25;padding:0 24px}
.author h2{font-size:clamp(2rem,3.6vw,2.9rem);margin:10px 0 18px}
.author p{color:var(--text-2)}
.author .lead{color:var(--text);font-size:1.075rem}
.author-facts{list-style:none;padding:0;margin:20px 0 22px;display:grid;gap:10px}
.author-facts li{position:relative;padding-left:24px;color:var(--text)}
.author-facts li::before{content:"";position:absolute;left:0;top:.72em;width:12px;height:2px;background:#fff}

/* ---------- METODA / FILARY ---------- */
.pillars{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(14px,2vw,22px)}
.pillar{position:relative;padding:24px 22px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);
  transition:border-color var(--dur-card) var(--ease-out),transform var(--dur-card) var(--ease-out),box-shadow var(--dur-card) var(--ease-out)}
@media (hover:hover){.pillar:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow-card)}}
.pillar .num{font-family:var(--font-display);font-style:italic;font-weight:800;font-size:2.8rem;line-height:1;color:#fff;opacity:.9}
.pillar h3{font-size:1.75rem;text-transform:uppercase;margin:10px 0 8px}
.pillar p{font-size:14.5px;color:var(--text-2);margin:0}
.pillar a{display:inline-block;margin-top:12px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:clamp(36px,5vw,56px);padding:clamp(28px,4vw,44px) 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat{text-align:center}
.stat b{display:block;font-family:var(--font-display);font-style:italic;font-size:clamp(3rem,6vw,4.4rem);line-height:1;font-weight:800}
.stat span{display:block;margin-top:8px;font-size:13px;color:var(--text-2)}
.how{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,2vw,22px);margin-top:clamp(28px,4vw,44px)}
.how-item h3{font-size:1.55rem;text-transform:uppercase;margin:0 0 6px}
.how-item p{font-size:15px;color:var(--text-2);margin:0}

/* ---------- QUIZ ---------- */
.quiz{max-width:760px;margin:0 auto;background:linear-gradient(180deg,var(--surface),var(--surface-2));
  border:1px solid var(--line-strong);border-radius:var(--r-xl);padding:clamp(22px,4vw,38px);box-shadow:var(--shadow-card)}
.q-step{display:none}
.q-step.active{display:block;animation:enter .5s var(--ease-out) both}
.q-step.active{opacity:0;transform:translateY(10px)}
.q-progress{height:6px;border-radius:99px;background:var(--bg-2);overflow:hidden;margin-bottom:22px;border:1px solid var(--line)}
.q-progress i{display:block;height:100%;background:#fff;transition:width .5s var(--ease-out)}
.q-count{font-family:var(--font-display);font-style:italic;font-size:14px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-2);font-weight:700;margin-bottom:6px}
.q-q{font-family:var(--font-display);font-style:italic;font-size:clamp(1.7rem,3vw,2.2rem);margin:0 0 6px;color:#fff;line-height:1.05;font-weight:800;text-transform:uppercase}
.q-hint{font-size:13px;color:var(--text-2);margin:0 0 16px;font-style:italic}
.q-opt{display:flex;justify-content:space-between;align-items:center;gap:10px;width:100%;text-align:left;padding:14px 18px;margin-bottom:10px;border-radius:var(--r-md);cursor:pointer;
  border:1px solid var(--line);background:var(--bg-2);color:var(--text);font-size:15px;
  transition:border-color var(--dur-hover) var(--ease-out),background-color var(--dur-hover) var(--ease-out),transform var(--dur-hover) var(--ease-out),color var(--dur-hover) var(--ease-out)}
@media (hover:hover){.q-opt:hover{border-color:var(--line-strong);transform:translateX(3px)}}
.q-opt[aria-pressed="true"]{border-color:#fff;background:#fff;color:#000;font-weight:700}
.q-opt[aria-pressed="true"]::after{content:"✓";font-weight:800}
.q-next{margin-top:10px}
.q-result{text-align:center}
.rank-list{display:flex;flex-direction:column;gap:12px;text-align:left}
.rank-row{border:1px solid var(--line);border-radius:var(--r-lg);padding:14px;background:var(--surface)}
.rank-row.top{border-color:#fff;box-shadow:0 0 28px rgba(255,255,255,.12)}
.rank-head{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center}
.rank-cov{width:58px}
.rank-cov img{filter:drop-shadow(0 6px 10px rgba(0,0,0,.6))}
.rank-title{font-family:var(--font-display);font-style:italic;font-weight:800;text-transform:uppercase;font-size:1.45rem;color:#fff;margin-bottom:6px;line-height:1.05}
.rank-badge{display:inline-block;font-family:var(--font-display);font-style:italic;font-size:12px;letter-spacing:.08em;text-transform:uppercase;background:#fff;color:#000;padding:2px 8px;vertical-align:middle;font-weight:800;margin-left:6px;clip-path:polygon(6% 0,100% 0,94% 100%,0 100%)}
.rank-bar{height:7px;border-radius:99px;background:var(--bg-2);overflow:hidden;border:1px solid var(--line);margin-bottom:6px}
.rank-bar i{display:block;height:100%;background:#fff;transition:width .9s var(--ease-out)}
.rank-why{font-size:13.5px;color:var(--text-2);line-height:1.5}
.rank-pct{font-family:var(--font-display);font-style:italic;font-size:2.3rem;font-weight:800;color:#fff;min-width:62px;text-align:right}

/* ---------- DARMOWY ROZDZIAŁ + CYTATY ---------- */
.feature{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,4vw,48px);align-items:center;border-radius:var(--r-xl);
  padding:clamp(24px,4vw,48px);border:1px solid var(--line-strong);
  background:radial-gradient(70% 90% at 0% 0%,rgba(255,255,255,.08),transparent 60%),linear-gradient(180deg,var(--surface),var(--surface-2));
  box-shadow:var(--shadow-card)}
.feature h2{font-size:clamp(2.2rem,4.2vw,3.2rem);margin:10px 0 14px}
.feature p{color:var(--text-2)}
.feature-cover{justify-self:center;width:min(260px,70%);transform:rotate(-3deg);filter:drop-shadow(0 22px 30px rgba(0,0,0,.65));transition:transform var(--dur-card) var(--ease-out)}
@media (hover:hover){.feature:hover .feature-cover{transform:rotate(-1deg) translateY(-4px)}}
.marquee{position:relative;overflow:hidden;margin-top:clamp(36px,5vw,56px);padding:8px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:18px;width:max-content;list-style:none;margin:0;padding:0;animation:marquee 60s linear infinite}
.marquee:hover .marquee-track,.marquee:focus-within .marquee-track{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(-50%)}}
.marquee li{flex:none;width:clamp(210px,21vw,260px)}
/* karta cytatu: biały tekst na czerni, kluczowe słowa wyróżnione jak tytuły okładek */
.quote{margin:0;aspect-ratio:2/3;display:flex;flex-direction:column;justify-content:space-between;padding:26px 20px 18px;
  border-radius:var(--r-lg);background:#000;border:1px solid var(--line-strong);position:relative;overflow:hidden}
.quote::before{content:"„";position:absolute;top:-18px;right:12px;font-family:var(--font-display);font-style:italic;font-weight:800;font-size:120px;line-height:1;color:rgba(255,255,255,.08)}
.quote blockquote{margin:0;font-family:var(--font-display);font-style:italic;font-weight:800;text-transform:uppercase;color:#fff;
  font-size:clamp(1.65rem,2.2vw,2.05rem);line-height:1.04}
.quote blockquote p{margin:0}
.quote .hl{line-height:1.1;margin-top:3px}
.quote figcaption{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--text-2);letter-spacing:.04em}
.quote figcaption::before{content:"";width:18px;height:2px;background:#fff}
.quote figcaption img{width:18px;margin-left:auto;opacity:.75}

/* ---------- OPINIE ---------- */
.reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2vw,22px)}
.review{margin:0;padding:26px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-card);display:flex;flex-direction:column;
  transition:border-color var(--dur-card) var(--ease-out),transform var(--dur-card) var(--ease-out)}
@media (hover:hover){.review:hover{border-color:var(--line-strong);transform:translateY(-3px)}}
.stars{color:#fff;letter-spacing:3px;font-size:15px;margin-bottom:12px}
.review blockquote{margin:0 0 16px;font-size:15.5px;font-style:italic;color:var(--text)}
.review figcaption{display:flex;align-items:center;gap:11px;margin-top:auto}
.avatar{width:40px;height:40px;border-radius:50%;background:#fff;color:#000;display:grid;place-items:center;font-weight:800;font-style:italic;font-family:var(--font-display);font-size:20px}
.review figcaption b{display:block;font-size:14px}
.review figcaption span{font-size:12.5px;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq{max-width:840px;margin:0 auto}
.faq-group{margin-bottom:28px}
.faq-group > h3{font-family:var(--font-display);font-size:16px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-2);margin:0 0 12px;font-weight:700}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:10px;background:var(--surface);transition:border-color var(--dur-hover) var(--ease-out)}
.faq-item:has([aria-expanded="true"]){border-color:var(--line-strong)}
.faq-q{margin:0;font-family:var(--font-sans);font-style:normal;font-size:16.5px;font-weight:600;color:var(--text);line-height:1.4}
.faq-q button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;text-align:left;background:none;border:0;cursor:pointer;padding:17px 20px;font-weight:600;border-radius:var(--r-md)}
.faq-q .pm{flex:none;width:22px;height:22px;position:relative;color:#fff}
.faq-q .pm::before,.faq-q .pm::after{content:"";position:absolute;left:4px;right:4px;top:50%;height:2px;background:currentColor;transition:transform var(--dur-hover) var(--ease-out)}
.faq-q .pm::after{transform:rotate(90deg)}
.faq-q button[aria-expanded="true"] .pm::after{transform:rotate(0)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows 420ms var(--ease-out)}
.faq-a > div{overflow:hidden}
.faq-a.is-open{grid-template-rows:1fr}
.faq-a p{padding:0 20px 18px;margin:0;color:var(--text-2);font-size:15.5px}
.faq-a a{color:#fff}

/* ---------- KONTAKT / CTA ---------- */
.final-cta{text-align:center;border-radius:var(--r-xl);padding:clamp(30px,5vw,56px) clamp(20px,4vw,48px);position:relative;overflow:hidden;
  background:#050505;color:#fff;border:1px solid rgba(255,255,255,.22)}
/* poświata nad kontaktem – powoli zmieniający się gradient */
.final-cta::before{content:"";position:absolute;inset:-30% -10% auto;height:120%;pointer-events:none;
  background:radial-gradient(45% 55% at 30% 0%,rgba(255,255,255,.16),transparent 70%),
             radial-gradient(40% 50% at 75% 5%,rgba(170,170,170,.12),transparent 70%);
  animation:cta-shift 14s var(--ease-in-out) infinite alternate}
@keyframes cta-shift{from{transform:translate3d(-6%,0,0)}to{transform:translate3d(6%,4%,0)}}
.final-cta > *{position:relative}
.final-cta h2{font-size:clamp(2.2rem,4.4vw,3.4rem);margin:10px 0 12px}
.final-cta p{color:var(--text-2);max-width:36rem;margin:0 auto 24px}
.final-cta .hero-cta{justify-content:center}
.contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,2vw,22px);margin-top:clamp(28px,4vw,40px);text-align:left}
.contact-card{padding:22px;border-radius:var(--r-lg);background:rgba(255,255,255,.025);border:1px solid var(--line)}
.contact-card h3{font-size:1.5rem;text-transform:uppercase;margin:0 0 6px}
.contact-card p,.contact-card a{color:var(--text-2);font-size:15px;margin:0;word-break:break-word}
.socials{display:flex;gap:10px;margin-top:6px}
.socials a{width:44px;height:44px;border-radius:var(--r-md);border:1px solid var(--line-strong);display:grid;place-items:center;color:var(--text);
  transition:border-color var(--dur-hover) var(--ease-out),color var(--dur-hover) var(--ease-out),transform var(--dur-hover) var(--ease-out),box-shadow var(--dur-hover) var(--ease-out),background-color var(--dur-hover) var(--ease-out)}
.socials svg{width:18px;height:18px}
@media (hover:hover){.socials a:hover{border-color:#fff;color:#000;background:#fff;transform:translateY(-2px);box-shadow:0 0 20px rgba(255,255,255,.3)}}

/* ---------- FOOTER ---------- */
.site-footer{border-top:1px solid var(--line);padding:clamp(36px,5vw,56px) 0 28px;margin-top:var(--section-y)}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px}
.site-footer h2{font-family:var(--font-display);font-size:16px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-2);margin:0 0 12px;font-weight:700}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:14.5px}
.site-footer p{color:var(--text-2);font-size:14px;max-width:26rem}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:32px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--text-2)}

/* ---------- MODAL ---------- */
.modal{position:fixed;inset:0;z-index:100;display:none;place-items:center;padding:20px;background:rgba(0,0,0,.75)}
.modal.show{display:grid;animation:enter .3s var(--ease-out) both}
.modal-box{max-width:440px;width:100%;background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--r-xl);padding:30px;text-align:center;box-shadow:var(--shadow-card)}
.modal-box h2{font-size:2rem;margin-bottom:10px}
.modal-box p{color:var(--text-2);font-size:15px;margin-bottom:20px}

/* ---------- REVEAL (whileInView, once) ---------- */
.js [data-reveal]{opacity:0;transform:translateY(20px);
  transition:opacity var(--dur-reveal) var(--ease-out),transform var(--dur-reveal) var(--ease-out);
  transition-delay:calc(var(--i,0) * var(--stagger))}
.js [data-reveal].is-in{opacity:1;transform:none}

/* ---------- PASEK POSTĘPU CZYTANIA (podstrona rozdziału) ---------- */
.read-progress{position:fixed;left:0;right:0;top:0;height:3px;z-index:70;transform-origin:left center;transform:scaleX(0);
  background:#fff;box-shadow:0 0 10px rgba(255,255,255,.5)}

/* ---------- ROZDZIAŁ (czarno-biały) ---------- */
.ch-hero{text-align:center;padding:clamp(40px,6vw,72px) 0 10px}
.ch-hero h1{font-size:clamp(2.4rem,5.6vw,4.2rem);max-width:15em;margin:14px auto 22px}
.ch-hero-cover{width:min(200px,46vw);margin:6px auto 22px;filter:drop-shadow(0 22px 30px rgba(0,0,0,.7));transform:rotate(-3deg)}
.ch-intro{max-width:640px;margin:0 auto 30px;padding:24px 28px;border-radius:var(--r-lg);border:1px solid var(--line-strong);
  background:linear-gradient(180deg,var(--surface),var(--surface-2));font-size:1.12rem;font-style:italic;line-height:1.55;color:var(--text)}
.breadcrumbs{font-size:13px;color:var(--text-2)}
.breadcrumbs ol{list-style:none;display:flex;justify-content:center;flex-wrap:wrap;gap:8px;padding:0;margin:0}
.breadcrumbs li+li::before{content:"/";margin-right:8px;opacity:.5}
.ch-body{max-width:720px;margin:0 auto}
.ch-title-page{text-align:center;padding:30px 0 20px;border-top:1px solid var(--line);margin-top:10px}
.ch-title-page .kicker{font-family:var(--font-display);font-style:italic;font-weight:700;letter-spacing:.2em;font-size:14px;color:var(--text-2);text-transform:uppercase;margin-bottom:10px}
.ch-title-page .roman{font-family:var(--font-display);font-style:italic;font-weight:800;font-size:5rem;line-height:1;margin-bottom:6px;color:#fff}
.ch-title-page h2{font-size:clamp(2.2rem,4.4vw,3.2rem)}
.ch-title-page .motto{font-style:italic;color:var(--text-2);max-width:28em;margin:14px auto 0;font-size:1.12rem}
.ch-body h3{font-size:clamp(1.6rem,2.6vw,2rem);text-transform:uppercase;margin:40px 0 14px;line-height:1.05}
.ch-body h3 .sec{display:inline-block;position:relative;color:#000;padding:0 .2em;margin-right:12px;z-index:0}
.ch-body h3 .sec::before{content:"";position:absolute;inset:0;z-index:-1;background:#fff;clip-path:polygon(6% 0,100% 0,94% 100%,0 100%)}
.ch-body p{font-size:17px;color:var(--text)}
.ch-box{border:1px solid var(--line-strong);border-left:4px solid #fff;border-radius:var(--r-md);padding:18px 20px;margin:22px 0;background:var(--surface)}
.ch-box .label{display:inline-block;font-family:var(--font-display);font-style:italic;font-size:14px;letter-spacing:.14em;text-transform:uppercase;color:#000;background:#fff;padding:1px 9px;font-weight:800;margin-bottom:8px;clip-path:polygon(5% 0,100% 0,95% 100%,0 100%)}
.ch-box p{margin:0;font-size:16px}
.ch-summary{border:1px solid var(--line-strong);border-radius:var(--r-lg);padding:26px;margin:36px 0;background:linear-gradient(180deg,var(--surface),var(--surface-2))}
.ch-summary h3{margin:0 0 4px}
.ch-summary .mini{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-2);margin-bottom:12px}
.ch-check{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed var(--line)}
.ch-check input{margin-top:6px;accent-color:#fff;width:18px;height:18px;flex:none}
.ch-check label{font-size:15.5px;color:var(--text)}
.ch-today{margin-top:16px;padding:16px 18px;border-radius:var(--r-md);background:#fff;color:#111;font-size:15.5px}
.ch-today b{color:#000}

/* ---------- RESPONSYWNOŚĆ ---------- */
@media (max-width:1100px){
  .burger{display:block}
  .main-nav{position:fixed;left:0;right:0;top:var(--header-h);margin:0;flex-direction:column;align-items:stretch;gap:12px;
    padding:14px var(--gutter) 22px;background:var(--glass-solid);border-bottom:1px solid var(--line-strong);
    max-height:calc(100dvh - var(--header-h));overflow:auto;
    opacity:0;transform:translateY(-10px);visibility:hidden;pointer-events:none;
    transition:opacity 320ms var(--ease-out),transform 380ms var(--ease-out),visibility 0s linear 380ms}
  .main-nav.is-open{opacity:1;transform:none;visibility:visible;pointer-events:auto;transition:opacity 320ms var(--ease-out),transform 380ms var(--ease-out),visibility 0s}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:0}
  .nav-link{display:block;padding:14px 4px;font-size:16px;border-bottom:1px solid var(--line)}
  .nav-link::after{left:4px;right:auto;width:60px;bottom:8px}
  .header-actions{margin:6px 0 0}
  .header-actions .btn{flex:1}
  .pillars{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .hero-in{grid-template-columns:1fr}
  .hero-books{max-width:600px;width:100%;margin:0 auto;padding-top:56px}
  .book-grid{grid-template-columns:1fr}
  .bundle-grid,.author,.feature{grid-template-columns:1fr}
  .author-visual{max-width:360px;width:100%;margin:0 auto;aspect-ratio:5/4}
  .author-visual img{width:26%;margin-top:-10%}
  .reviews,.contact-grid,.how{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 16px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-grid > :first-child{grid-column:1/-1}
  .feature-cover{order:-1;width:min(190px,50%)}
}
@media (max-width:560px){
  body{font-size:16px}
  .book{grid-template-columns:110px 1fr;gap:14px;padding:16px}
  .book h3{font-size:1.65rem}
  .book .short{font-size:15px}
  .book-actions .btn{flex:1 1 auto}
  .price .new{font-size:2rem}
  .pillars{grid-template-columns:1fr}
  .brand img{height:34px}
  .brand-name b,.brand-name small{font-size:18px}
  .hero-cta .btn{width:100%}
  .rank-head{grid-template-columns:auto 1fr;grid-template-areas:"cov info" "pct pct"}
  .rank-cov{grid-area:cov}.rank-info{grid-area:info}.rank-pct{grid-area:pct;text-align:left;font-size:1.8rem}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:360px){
  .book{grid-template-columns:1fr}
  .book .cover{width:150px}
}

/* ---------- OGRANICZENIE RUCHU ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;transition-delay:0s!important}
  .js [data-reveal],.js .hero [data-enter]{opacity:1!important;transform:none!important}
  .hero-bg,.logo-aura,.logo-sheen,.final-cta::before,.hero-book,.hero-book img,.stack img,.feature-cover,.ch-hero-cover{animation:none!important}
  .js .hero .hero-book,.js .book[data-reveal] .cover img{opacity:1!important}
  .logo-sheen,.hero-book-sheen{display:none}
  .marquee{overflow-x:auto;-webkit-mask-image:none;mask-image:none}
  .marquee-track{animation:none}
  .marquee-track li[aria-hidden="true"]{display:none}
}

/* ---------- STRONY PRAWNE ---------- */
.legal{padding-bottom:var(--section-y)}
.legal h2{font-size:1.9rem;margin:34px 0 10px}
.legal p,.legal li{font-size:16px;color:var(--text-2)}
.legal ul{padding-left:20px;margin:0 0 1em}
.legal li{margin-bottom:8px}
.legal strong{color:var(--text)}
.legal-note{padding:14px 18px;border-radius:var(--r-md);border:1px solid var(--line-strong);background:rgba(255,255,255,.05)}
.legal-hint{font-size:12.5px;color:var(--text-2);margin:8px 0 0}
.legal-hint a{color:#fff}
.omnibus{font-size:12px;color:var(--text-2);margin:-8px 0 14px}
.countdown[hidden],.cd-note[hidden]{display:none}