/* Układ witryny podręcznika PQStat: stały spis treści po lewej */
:root{--side-w:320px;--top-h:52px}
html{scroll-padding-top:calc(var(--top-h) + 48px)}
body.site{margin:0}
body.site header.top{position:fixed;top:0;left:0;right:0;height:var(--top-h);box-sizing:border-box;z-index:30;display:flex;align-items:center;gap:12px;padding:0 16px;box-shadow:0 1px 4px rgba(0,0,0,.25)}
body.site header.top .brand{display:inline-flex;align-items:center;gap:8px}
.brand-logo{height:30px;width:auto;background:#fff;border-radius:4px;padding:2px}
body.site header.top .brand-sub{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-right{margin-left:auto;font-size:14px;white-space:nowrap}
.top-right a{color:#fff;text-decoration:none;margin-left:14px;opacity:.9}
.top-right a:hover{text-decoration:underline;opacity:1}
.top-right a.lang{border:1px solid rgba(255,255,255,.6);border-radius:4px;padding:2px 8px}
.menu-btn{display:none;background:none;border:1px solid rgba(255,255,255,.6);color:#fff;font-size:20px;line-height:1;border-radius:4px;padding:4px 8px;cursor:pointer}
.layout{display:flex;padding-top:var(--top-h);min-height:100vh;box-sizing:border-box}
/* --- sidebar --- */
.sidebar{position:fixed;top:var(--top-h);left:0;bottom:0;width:var(--side-w);box-sizing:border-box;background:#f7f7f7;border-right:1px solid #ddd;display:flex;flex-direction:column;z-index:20}
.side-head{padding:8px 14px;font-size:13px;border-bottom:1px solid #e3e3e3;background:#fff}
.side-search{padding:8px 12px;border-bottom:1px solid #e3e3e3;background:#fff;position:relative}
.side-search input{width:100%;box-sizing:border-box;padding:6px 10px;border:1px solid #bbb;border-radius:4px;font:inherit;font-size:14px}
.side-search input:focus{outline:2px solid var(--pom);border-color:var(--pom)}
.side-nores[hidden]{display:none}
.side-nores{display:block;font-size:12px;color:var(--szary);padding:4px 2px 0}
.side-toc{overflow-y:auto;flex:1;padding:6px 0 24px;font-size:14px;line-height:1.35;scrollbar-width:thin}
.side-toc a{color:var(--graf);text-decoration:none;display:block;padding:3px 12px 3px 16px;border-left:3px solid transparent}
.side-toc a:hover{background:#ececec;color:var(--bordo)}
.side-toc a.active{border-left-color:var(--pom);background:var(--tlobordo);color:var(--bordo);font-weight:bold}
.side-toc a.cur-page{color:var(--bordo)}
.side-toc ul.side-list{list-style:none;margin:0;padding:0}
.side-toc li{margin:0}
.side-toc li.sub1 a{padding-left:32px;font-size:13px}
.side-toc li.sub2 a{padding-left:46px;font-size:13px}
.side-toc li.sub3 a{padding-left:60px;font-size:13px}
.side-top{padding:2px 0 6px;border-bottom:1px solid #e3e3e3;margin-bottom:4px}
.side-sec{border-bottom:1px solid #e9e9e9}
.side-sec summary{cursor:pointer;padding:7px 12px 7px 18px;font-weight:bold;color:var(--bordo);font-size:13px;letter-spacing:.3px;list-style:none;position:relative;user-select:none}
.side-sec summary::-webkit-details-marker{display:none}
.side-sec summary::before{content:"\25B8";position:absolute;left:6px;top:7px;font-size:11px;color:var(--szary);transition:transform .15s}
.side-sec[open]>summary::before{transform:rotate(90deg)}
.side-sec summary:hover{background:#ececec}
.side-sec[open]>summary{background:#f0f0f0}
.side-sub{padding:6px 12px 2px 16px;color:var(--pom);font-size:12px;font-weight:bold;text-transform:uppercase;letter-spacing:.3px}
.side-toc li.hide,.side-toc .side-sub.hide,.side-toc details.hide,.side-top.hide{display:none}
/* --- schematy wyboru testu (Kreator) --- */
.kreator-graf{width:100%;max-width:1000px;height:auto;display:block;margin:12px auto 20px}
.kreator-graf a{text-decoration:none}
.kreator-graf a:hover text{text-decoration:underline}
.kreator-graf text:not([fill]){fill:#2B2B2B}
/* --- content --- */
.content{margin-left:var(--side-w);flex:1;min-width:0;display:flex;flex-direction:column}
.content main{flex:1;width:100%;box-sizing:border-box;max-width:1000px}
.content nav.nav{position:sticky;top:var(--top-h);z-index:10}
.backdrop{display:none}
/* --- strona powitalna --- */
.hero{display:flex;gap:28px;align-items:flex-start;margin:20px 0 8px}
.hero-logo{width:200px;flex:none;border:1px solid #eee;border-radius:8px;padding:6px;background:#fff}
.hero-t{color:var(--bordo);font-size:30px;margin:0 0 12px}
.btn{display:inline-block;background:var(--bordo);color:#fff!important;text-decoration:none;padding:8px 16px;border-radius:5px;font-weight:bold}
.btn:hover{background:#6e1616}
h2.sec-t{border-bottom:2px solid var(--pom);padding-bottom:4px;margin-top:32px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.card{display:block;text-decoration:none;color:var(--graf);background:#fff;border:1px solid #ddd;border-radius:8px;padding:14px 16px;transition:.15s}
.card:hover{border-color:var(--bordo);box-shadow:0 2px 8px rgba(139,30,30,.15)}
.card-t{display:block;color:var(--bordo);font-weight:bold;font-size:17px;margin-bottom:4px}
.card-d{display:block;font-size:14px;color:var(--szary)}
.chaps{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:8px}
.chap{display:flex;justify-content:space-between;align-items:center;gap:8px;text-decoration:none;color:var(--graf);background:var(--tlo);border-radius:6px;padding:10px 12px;font-size:13px;font-weight:bold;letter-spacing:.2px}
.chap:hover{background:var(--tlobordo);color:var(--bordo)}
.chap-n{background:#fff;color:var(--szary);border-radius:10px;padding:1px 8px;font-weight:normal;font-size:12px}
/* --- mobile --- */
@media (max-width:900px){
  :root{--side-w:290px}
  .menu-btn{display:inline-block}
  body.site header.top .brand-sub{display:none}
  .sidebar{transform:translateX(-100%);transition:transform .2s;box-shadow:2px 0 8px rgba(0,0,0,.2)}
  body.side-open .sidebar{transform:none}
  body.side-open .backdrop{display:block;position:fixed;inset:var(--top-h) 0 0 0;background:rgba(0,0,0,.35);z-index:15}
  .content{margin-left:0}
  .hero{flex-direction:column;align-items:center;text-align:center}
}
@media print{
  header.top,.sidebar,nav.nav,.menu-btn{display:none!important}
  .content{margin-left:0}
  .layout{padding-top:0}
}