/* InvoK blog — farby podľa appky (tmavý motív, brand #d4445e). Písmo: Sora z /fonts ak je, inak systémové. */
:root{--bg:#0c0c16;--panel:#15152a;--line:#262640;--brand:#d4445e;--brand2:#c4374e;--text:#e8e8f0;--muted:#9a9ab0;--ok:#34d399}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:Sora,Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.65;font-size:17px}
a{color:#ff8fa3}
a:hover{color:#fff}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.top{border-bottom:1px solid var(--line);background:rgba(12,12,22,.92);position:sticky;top:0;z-index:5;backdrop-filter:blur(6px)}
.top .row{min-height:64px}
.logo{font-weight:800;font-size:22px;color:#fff;text-decoration:none;letter-spacing:-.5px}
.logo span{color:var(--brand)}
.nav{display:flex;gap:18px;flex-wrap:wrap}
.nav a{color:var(--muted);text-decoration:none;font-size:15px}
.nav a:hover{color:#fff}
.nav .lang{border:1px solid var(--line);border-radius:6px;padding:0 8px;color:#fff}
.actions{display:flex;gap:8px}
.btn{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;font-weight:700;font-size:15px;padding:10px 18px;border-radius:10px;border:1px solid var(--brand)}
.btn:hover{background:var(--brand2);color:#fff}
.btn.ghost{background:transparent;border-color:var(--line);color:#fff}
.btn.ghost:hover{border-color:var(--brand)}
.hero{padding:48px 0 24px}
.hero h1{font-size:40px;line-height:1.15;margin:0 0 12px}
.hero p{color:var(--muted);max-width:720px;margin:0 0 8px}
.cats{font-size:14px}
.card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;color:var(--text);text-decoration:none;margin-bottom:18px;transition:border-color .15s}
.card:hover{border-color:var(--brand)}
.card.big{padding:30px;border-color:rgba(212,68,94,.5)}
.card.big h3{font-size:26px}
.card h3{margin:8px 0;font-size:20px;line-height:1.3;color:#fff}
.card p{margin:0 0 10px;color:var(--muted);font-size:15px}
.tag{display:inline-block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--brand)}
.more-l{font-size:14px;color:#ff8fa3}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.grid .card{margin:0}
.article{max-width:780px;padding-top:28px;padding-bottom:40px}
.crumbs{font-size:14px;color:var(--muted)}
.crumbs a{color:var(--muted)}
.meta{color:var(--muted);font-size:14px;margin:18px 0 6px}
.article h1{font-size:36px;line-height:1.2;margin:0 0 18px}
.article h2{font-size:24px;margin:34px 0 10px;line-height:1.3}
.lead{font-size:19px;color:#d6d6e4}
.article li{margin:4px 0}
.article small{color:var(--muted)}
.faq{margin-top:36px;border-top:1px solid var(--line);padding-top:8px}
details{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:10px 0}
summary{cursor:pointer;font-weight:700}
.more{max-width:780px;margin:30px 0 0;border-top:1px solid var(--line);padding-top:10px}
.more h2{font-size:20px}
.cta{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:40px 0;margin-top:40px;text-align:center}
.cta h2{margin:0 0 8px;font-size:28px}
.cta p{color:var(--muted)}
.foot{padding:24px 0;color:var(--muted);font-size:14px}
.foot a{color:var(--muted)}
@media (max-width:640px){
 body{font-size:16px}
 .hero h1{font-size:30px}
 .article h1{font-size:28px}
 .actions .ghost{display:none}
 .nav{gap:12px}
}