:root{--ink:#14171f;--ink2:#505867;--line:#d9dde3;--bg:#fff;--bg2:#f3f5f8;--accent:#5a3df0;--accent2:#4630c9;--ok:#0f7a3f;--warn:#9a5b00}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--accent2)}
img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header.top{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;gap:18px;min-height:60px;flex-wrap:wrap}
.brand{font-weight:800;font-size:20px;color:var(--ink);text-decoration:none;letter-spacing:.2px}
.brand b{color:var(--accent)}
nav.main{display:flex;gap:16px;flex:1;flex-wrap:wrap}
nav.main a{color:var(--ink2);text-decoration:none;font-weight:500;padding:6px 0}
nav.main a:hover,nav.main a.on{color:var(--ink)}
.tools{display:flex;gap:12px;align-items:center}
.lang{position:relative}
.lang summary{cursor:pointer;list-style:none;color:var(--ink2);border:1px solid var(--line);border-radius:8px;padding:5px 10px;font-size:14px}
.lang summary::-webkit-details-marker{display:none}
.lang ul{position:absolute;right:0;top:36px;margin:0;padding:6px;list-style:none;background:#fff;border:1px solid var(--line);border-radius:10px;min-width:150px;box-shadow:0 8px 24px rgba(20,23,31,.1)}
.lang li a{display:block;padding:6px 10px;color:var(--ink);text-decoration:none;border-radius:6px}
.lang li a:hover{background:var(--bg2)}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;border:1px solid var(--accent);border-radius:10px;padding:11px 20px;font-weight:600;font-size:16px;line-height:1.2;font-family:inherit;cursor:pointer}
.btn:hover{background:var(--accent2)}
.btn.alt{background:#fff;color:var(--accent2)}
.btn.alt:hover{background:var(--bg2)}
.btn.sm{padding:7px 14px;font-size:14px}
.hero{background:var(--bg2);border-bottom:1px solid var(--line);padding:56px 0 48px}
.hero h1{font-size:clamp(30px,5vw,46px);line-height:1.15;margin:0 0 16px;max-width:820px}
.hero .lead{font-size:19px;color:var(--ink2);max-width:760px;margin:0 0 24px}
.ctas{display:flex;gap:12px;flex-wrap:wrap}
section.block{padding:40px 0;border-bottom:1px solid var(--line)}
section.block h2{font-size:26px;line-height:1.25;margin:0 0 14px}
section.block p{max-width:780px;margin:0 0 12px}
section.block ul{max-width:780px;padding-left:22px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:18px}
.card{border:1px solid var(--line);border-radius:12px;padding:18px;background:#fff}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--ink2)}
details.faq{border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin:0 0 10px;max-width:820px}
details.faq summary{cursor:pointer;font-weight:600}
details.faq p{margin:10px 0 0}
form.f{max-width:560px;display:grid;gap:14px}
form.f label{display:grid;gap:6px;font-weight:600}
form.f input,form.f select,form.f textarea{font:inherit;padding:10px 12px;border:1px solid #b8bec9;border-radius:8px;background:#fff;width:100%}
form.f .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
form.f .chk{display:flex;gap:10px;font-weight:400;align-items:flex-start}
form.f .chk input{width:auto;margin-top:5px}
.err{color:#b00020;margin:0}
.note{background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:14px 16px;max-width:780px}
.ok{color:var(--ok)}
pre.code{background:#14171f;color:#e9ecf3;padding:14px;border-radius:10px;overflow:auto;font-size:14px;max-width:780px}
table.t{border-collapse:collapse;width:100%;max-width:780px}
table.t th,table.t td{border-bottom:1px solid var(--line);padding:8px 10px;text-align:left;font-size:15px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;max-width:780px;margin:16px 0}
.stat{border:1px solid var(--line);border-radius:12px;padding:14px}
.stat b{display:block;font-size:26px}
.stat span{color:var(--ink2);font-size:14px}
footer.foot{background:var(--bg2);padding:28px 0 36px;color:var(--ink2);font-size:14px}
footer.foot a{color:var(--ink2)}
footer.foot .cols{display:flex;gap:24px;flex-wrap:wrap;margin-bottom:12px}
.nw-lm{display:inline-block;background-color:currentColor;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-size:contain;mask-size:contain;-webkit-mask-image:var(--lm);mask-image:var(--lm)}
.op{margin-top:18px;color:var(--ink)}
/* Bramka 18+: tresc rozmyta o 7 px, male pytanie na srodku. */
body.nw-gated main,body.nw-gated header.top,body.nw-gated footer.foot{filter:blur(7px);pointer-events:none;user-select:none}
#nw-gate{display:none}
body.nw-gated #nw-gate{display:grid;position:fixed;inset:0;z-index:100;place-items:center;background:rgba(255,255,255,.35);padding:16px}
#nw-gate .box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;max-width:340px;text-align:center;box-shadow:0 10px 40px rgba(20,23,31,.18)}
#nw-gate h2{margin:0 0 8px;font-size:20px}
#nw-gate p{margin:0 0 16px;color:var(--ink2);font-size:15px}
#nw-gate .row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
@media(max-width:640px){.bar{padding:8px 0}.hero{padding:36px 0}}