/* Czytnik podglądu ebooka */
:root{
  --canvas:#F1E8DD;--panel:#FBF5EE;--dark:#2A211C;--ink:#2B1F18;--ink-2:#6D5A4D;
  --accent:#8E3A2F;--accent-hover:#742D24;--gold:#B98A4E;--line:rgba(43,31,24,.14);--line-strong:#9C8677;
  --display:"Bodoni Moda",Georgia,serif;--body:"Manrope",system-ui,sans-serif;--mono:"DM Mono",ui-monospace,monospace;
  --ease:cubic-bezier(.22,1,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--dark);color:var(--canvas);font:400 1rem/1.6 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit}
h1,h2{font-family:var(--display);font-weight:400;line-height:1.05;margin:0}
.mono{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:fixed;left:16px;top:-60px;z-index:100;background:var(--panel);color:var(--ink);padding:.7rem 1rem;border-radius:6px}
.skip:focus{top:16px}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
main:focus{outline:none}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:.85rem 1.6rem;border:1px solid var(--accent);border-radius:2px;background:var(--accent);color:#FFF6F0;font:700 .9rem/1 var(--body);letter-spacing:.06em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:background-color .35s var(--ease),transform .35s var(--ease)}
.btn:hover{background:var(--accent-hover);transform:translateY(-2px)}
.btn-small{min-height:42px;padding:.55rem 1rem;font-size:.74rem}

.rnav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px max(18px,4vw);background:rgba(42,33,28,.86);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(246,237,228,.12)}
.rback{text-decoration:none;font-size:.9rem;display:inline-flex;gap:.5rem;align-items:center}
.rback:hover{color:var(--gold)}
.rtitle{color:#BFAD9E;text-transform:uppercase}
@media (max-width:700px){.rtitle{display:none}}

.stage-wrap{padding:26px 16px 40px;display:flex;flex-direction:column;align-items:center;gap:18px}
.book-stage{perspective:2600px;width:min(1100px,96vw)}
.book{position:relative;width:100%;aspect-ratio:3/2.06;transform-style:preserve-3d}
.book::before{content:"";position:absolute;left:0;top:0;width:50%;height:100%;background:var(--panel);box-shadow:inset -24px 0 40px -28px rgba(42,33,28,.7)}
.book::after{content:"";position:absolute;left:50%;top:2%;width:1px;height:96%;background:rgba(42,33,28,.25);z-index:12}
.sheet{position:absolute;left:50%;top:0;width:50%;height:100%;transform-origin:left center;transform-style:preserve-3d;transition:transform .95s var(--ease)}
.sheet.turned{transform:rotateY(-180deg)}
.face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden;background:var(--panel);color:var(--ink);box-shadow:0 20px 50px -30px rgba(0,0,0,.8)}
.face.back{transform:rotateY(180deg)}
.p{height:100%;padding:clamp(20px,3.2vw,40px);display:flex;flex-direction:column;overflow:hidden}
.pnum{color:var(--line-strong);margin:0 0 auto}
.p h2{font-size:clamp(1.5rem,2.5vw,2.4rem);margin:.6rem 0 1rem}
.p p{margin:0 0 .8rem;color:var(--ink-2);font-size:clamp(.82rem,1.05vw,.98rem)}
.p .mod{color:var(--accent);text-transform:uppercase;margin:0}
.opener h2{margin-top:.4rem}
.note{color:var(--line-strong)!important;margin-top:auto!important;font-size:.62rem!important;line-height:1.5}
.sign{font-family:var(--display);font-size:1.6rem;color:var(--ink)!important;margin-top:.4rem}

/* okładka */
.cover-face{background:#6B4F3F}
.pcover{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 18%}
.cover-face::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(42,33,28,.5) 0%,rgba(42,33,28,.08) 26%,rgba(42,33,28,.12) 46%,rgba(42,33,28,.8) 74%,rgba(42,33,28,.94) 100%)}
.cover-in{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;text-align:center;padding:clamp(20px,3vw,40px);color:#FFF6EE}
.cover-in h1{font-size:clamp(1.4rem,2.8vw,2.3rem)}
.ck{position:absolute;top:clamp(20px,3vw,40px);left:0;right:0;letter-spacing:.34em;font-size:.6rem}
.cs{font-size:.85rem;margin-top:.8rem;color:#F2E4D9}
.cb{letter-spacing:.18em;font-size:.6rem;border-top:1px solid rgba(255,246,238,.45);padding-top:.7rem;margin-top:.9rem}
.flag{position:absolute;z-index:3;top:14px;left:-34px;transform:rotate(-45deg);background:var(--accent);color:#FFF6F0;padding:.4rem 2.4rem;letter-spacing:.2em;text-transform:uppercase;font-size:.6rem}

/* spis treści */
.toc{list-style:none;margin:0;padding:0}
.toc li{display:flex;align-items:baseline;gap:.6rem;padding:.6rem 0;border-bottom:1px dotted var(--line)}
.toc span{font-family:var(--display);font-size:clamp(.95rem,1.4vw,1.2rem)}
.toc i{flex:1;border-bottom:1px dotted var(--line-strong);opacity:.6}
.toc b{color:var(--accent)}
.quote{margin-top:auto!important;font-family:var(--display);font-size:clamp(1rem,1.5vw,1.3rem);color:var(--ink)!important;font-style:italic}

/* listy */
.ticks{list-style:none;margin:.4rem 0 0;padding:0}
.ticks li{position:relative;padding:.45rem 0 .45rem 1.3rem;border-top:1px solid var(--line);font-size:clamp(.78rem,1vw,.92rem);color:var(--ink-2)}
.ticks li::before{content:"";position:absolute;left:0;top:.95rem;width:7px;height:7px;border:1px solid var(--accent);transform:rotate(45deg)}
.ticks b{color:var(--ink);font-weight:700}
.capsule{margin:.4rem 0 0;padding-left:1.1rem;columns:2;column-gap:1.2rem;font-size:clamp(.74rem,.95vw,.88rem);color:var(--ink-2)}
.capsule li{margin-bottom:.3rem;break-inside:avoid}
.measure-rows{display:grid;gap:.5rem}
.measure-rows>div{border-top:1px solid var(--line);padding-top:.5rem}
.measure-rows b{color:var(--accent);letter-spacing:.14em;text-transform:uppercase;display:block;margin-bottom:.15rem}
.measure-rows p{margin:0;font-size:clamp(.76rem,.95vw,.9rem)}
.tipbox{margin-top:auto!important;background:var(--canvas);border-left:2px solid var(--gold);padding:.7rem .9rem;font-size:clamp(.74rem,.92vw,.86rem)!important;color:var(--ink)!important}
.combos{display:grid;gap:.7rem}
.combo{display:grid;grid-template-columns:64px 1fr;gap:.8rem;align-items:center;border-top:1px solid var(--line);padding-top:.6rem}
.combo figure{margin:0;aspect-ratio:3/4;overflow:hidden;border-radius:2px}
.combo img{width:100%;height:100%;object-fit:cover;object-position:50% 15%}
.combo b{font-family:var(--display);font-size:1.05rem}
.combo p{margin:.15rem 0 0;font-size:clamp(.72rem,.9vw,.84rem)}
.ways{margin:.4rem 0 0;padding-left:1.1rem;color:var(--ink-2);font-size:clamp(.76rem,.95vw,.9rem)}
.ways li{margin-bottom:.45rem}

/* strona z lookiem */
.look-page{display:grid;grid-template-columns:1fr 1fr}
.lp-photo{margin:0;overflow:hidden}
.lp-photo img{width:100%;height:100%;object-fit:cover;object-position:50% 34%}
.lp-side{padding:clamp(16px,2.4vw,30px);display:flex;flex-direction:column;overflow:hidden}
.lp-side h2{font-size:clamp(1.1rem,1.9vw,1.7rem);margin:.3rem 0 .8rem}
.shop{list-style:none;margin:0;padding:0}
.shop li{border-top:1px solid var(--line);padding:.45rem 0;display:grid;font-size:clamp(.7rem,.9vw,.82rem)}
.shop b{font-size:.78rem;letter-spacing:.04em}
.shop span{color:var(--ink-2)}
.shop em{color:var(--accent);font-style:normal;font-size:.72rem}

/* koniec */
.end-face .p{align-items:flex-start;justify-content:center}
.end-face .btn{margin:1rem 0}
.back-cover{background:var(--dark);color:#F6EDE4}
.back-cover .p{align-items:center;justify-content:center;text-align:center;gap:.8rem}
.back-cover .bc-line{font-family:var(--display);font-size:1.4rem;color:#F6EDE4!important}
.back-cover .mono{color:var(--gold)}

/* sterowanie */
.controls{display:flex;align-items:center;gap:18px}
.nav-btn{width:54px;height:54px;border-radius:50%;border:1px solid rgba(246,237,228,.35);background:none;color:#F6EDE4;font-size:1.2rem;cursor:pointer;transition:background-color .3s var(--ease),transform .3s var(--ease)}
.nav-btn:hover{background:rgba(246,237,228,.12);transform:translateY(-2px)}
.nav-btn[disabled]{opacity:.3;cursor:default;transform:none}
.pages{color:#BFAD9E}
.pages b{color:#F6EDE4}
.hint{color:#8E7D70;text-transform:uppercase}

/* telefon: jedna strona, przesuwanie palcem */
@media (max-width:820px){
  .stage-wrap{padding:16px 0 30px}
  .book-stage{perspective:none;width:100%}
  .book{aspect-ratio:auto;height:auto;display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 16px;scrollbar-width:none}
  .book::-webkit-scrollbar{display:none}
  .book::before,.book::after{display:none}
  .sheet{position:relative;left:auto;top:auto;width:78vw;flex:0 0 78vw;aspect-ratio:3/4.1;transform:none!important;transition:none;scroll-snap-align:center;display:contents}
  .face{position:relative;inset:auto;width:78vw;flex:0 0 78vw;aspect-ratio:3/4.1;backface-visibility:visible;transform:none!important;scroll-snap-align:center;border-radius:3px}
  .controls{display:none}
  .look-page{grid-template-columns:1fr;grid-template-rows:1fr auto}
  .capsule{columns:1}
}
@media (prefers-reduced-motion:reduce){.sheet{transition:none}}