:root{--bg:#f4f5f6;--fg:#15181d;--mut:#5d636c;--silver:#8a9099;--line:#d9dce0;--accent:#c4521a;--accent-bg:#e0662a;color-scheme:light dark}
@media(prefers-color-scheme:dark){:root{--bg:#101317;--fg:#e8eaed;--mut:#a3a9b2;--silver:#a3a9b2;--line:#2a2f36;--accent:#ff7a3d;--accent-bg:#ff7a3d}}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:5rem}
body{margin:0;background:var(--bg);color:var(--fg);font:18px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:inherit;text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:.2em}
a:hover{color:var(--accent)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.skok{position:absolute;left:-999px}.skok:focus{left:1rem;top:1rem;background:var(--bg);padding:.5rem 1rem;z-index:9}
main{max-width:62rem;margin:0 auto;padding-inline:24px}
header,footer{padding-inline:max(24px,calc((100vw - 62rem)/2 + 24px))}
header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:20px;position:sticky;top:0;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(8px);z-index:5;border-bottom:1px solid transparent}
header.scroll{border-bottom-color:var(--line)}
.logo img{display:block}
nav{display:flex;align-items:center;gap:1.5rem;font-size:.95rem}
nav a{text-decoration:none}nav a:not(.gumb):hover{text-decoration:underline}
.gumb{display:inline-block;background:var(--accent-bg);color:#15181d;border:0;padding:.7em 1.3em;font:600 1rem/1.2 inherit;text-decoration:none;border-radius:3px;cursor:pointer}
.gumb:hover{background:var(--fg);color:var(--bg)}
nav .gumb{padding:.5em 1em;font-size:.9rem}
section{padding-block:clamp(3rem,8vw,6rem);border-top:1px solid var(--line)}
.hero{border-top:0;padding-top:clamp(3rem,10vw,7rem)}
.oznaka{color:var(--silver);letter-spacing:.12em;text-transform:uppercase;font-size:.85rem;margin:0 0 1.5rem}
.kurzor{color:var(--accent);animation:b 1.1s steps(1) infinite}
@keyframes b{50%{opacity:0}}
h1{font-size:clamp(2rem,6vw,3.6rem);line-height:1.1;letter-spacing:-.025em;margin:0 0 1.5rem;max-width:20ch;font-weight:650}
h2{font-size:clamp(1.5rem,3.5vw,2rem);letter-spacing:-.015em;margin:0 0 2rem;font-weight:650}
h3{font-size:1.1rem;margin:0 0 .3rem}
.uvod{color:var(--mut);max-width:40rem;margin:0 0 1.5rem}
p{margin:0 0 1rem}
details{border-top:1px solid var(--line);padding:1rem 0}
details:last-of-type{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:600}
details p{color:var(--mut);margin:.7rem 0 0;max-width:38rem}
.obrazec{display:grid;gap:1.1rem;max-width:36rem}
label{display:grid;gap:.35rem;font-size:.95rem;font-weight:600}
input,select,textarea{font:inherit;font-weight:400;color:inherit;background:transparent;border:1px solid var(--silver);border-radius:3px;padding:.65em .8em;width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
select option{color:#15181d}
.past{position:absolute;left:-9999px}
.soglasje{display:flex;gap:.7rem;align-items:flex-start;font-weight:400;font-size:.9rem;color:var(--mut)}
.soglasje input{width:auto;margin-top:.3rem}
.obrazec .gumb{justify-self:start}
footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;padding-block:3rem;border-top:1px solid var(--line);color:var(--mut);font-size:.9rem}
.kartice{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.kartice li{background:color-mix(in srgb,var(--fg) 4%,transparent);border:1px solid var(--line);border-radius:6px;padding:1.6rem 1.5rem}
.kartice p{color:var(--mut);margin:0;font-size:.97rem;line-height:1.55}
.ikona{width:44px;height:44px;margin-bottom:1rem;fill:none;stroke:var(--accent);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;display:block}
.reference{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.reference a{display:block;height:100%;background:color-mix(in srgb,var(--fg) 4%,transparent);border:1px solid var(--line);border-radius:6px;overflow:hidden;text-decoration:none;transition:border-color .2s}
.reference a:hover{border-color:var(--accent);color:inherit}
.reference img{display:block;width:100%;height:auto;aspect-ratio:8/5;object-fit:cover;border-bottom:1px solid var(--line)}
.reference strong{display:block;padding:1rem 1.2rem 0}
.reference span{display:block;padding:.1rem 1.2rem 1.1rem;color:var(--accent);font-size:.92rem}
.objave{list-style:none;margin:0 0 1.5rem;padding:0}
.objave a{display:block;padding:1.1rem 0;border-top:1px solid var(--line);text-decoration:none}
.objave li:last-child a{border-bottom:1px solid var(--line)}
.objave strong{display:block}
.objave span{color:var(--mut);font-size:.95rem}
.objave a:hover strong{color:var(--accent)}
.vec{margin:0;font-weight:600}
.clanek{padding-block:clamp(2.5rem,7vw,5rem)}
.clanek h1{font-size:clamp(1.8rem,5vw,2.8rem);max-width:24ch}
.clanek .meta{color:var(--silver);font-size:.9rem;margin:0 0 2.5rem}
.clanek .tekst{max-width:40rem}
.clanek h2{font-size:1.35rem;margin:2.2rem 0 .8rem}
.clanek ul,.clanek ol{padding-left:1.3rem;margin:0 0 1rem}
.clanek li{margin-bottom:.4rem}
.pomoc{background:color-mix(in srgb,var(--fg) 4%,transparent);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:6px;padding:1.4rem 1.5rem;margin-top:3rem;max-width:40rem}
.pomoc h2{margin:0 0 .6rem;font-size:1.15rem}
.pomoc p{color:var(--mut)}
.js .sl{opacity:0;transform:translateY(12px);transition:opacity .6s,transform .6s}
.js .sl.vid{opacity:1;transform:none}
@media(max-width:900px){.kartice,.reference{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){nav a:not(.gumb){display:none}.kartice,.reference{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.kurzor{animation:none}.js .sl{opacity:1;transform:none;transition:none}}