:root{
  --bg:#0a0a0b; --panel:#101012; --text:#f2f2f0; --muted:#a3a3a6; --muted-2:#6c6c70;
  --line:#242427; --red:#c8463f; --radius:8px; --wrap:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
a{color:inherit}
h1,h2,h3{font-weight:800;letter-spacing:-0.02em;margin:0}
.r{color:var(--red)}
.hr{border-top:1px solid var(--line);border:0;border-top:1px solid var(--line);margin:0}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--red);color:#fff;padding:10px 16px;z-index:100;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

#scrollprog{position:fixed;top:0;left:0;height:3px;width:100%;transform:scaleX(0);transform-origin:0 50%;will-change:transform;background:var(--red);z-index:1000}

/* nav */
header{position:sticky;top:0;z-index:20;background:rgba(10,10,11,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header.scrolled{box-shadow:0 12px 34px -16px rgba(0,0,0,.66)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:800;font-size:1.15rem}
.brand a{text-decoration:none;display:flex;align-items:center}
.brand .r{font-style:italic}
.menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--text);border-radius:6px;font-size:1.1rem;width:40px;height:40px;cursor:pointer}
.navlinks{display:flex;align-items:center;gap:26px;font-size:.92rem;color:var(--muted)}
.navlinks a{text-decoration:none}
.navlinks a:hover,.navlinks a.active{color:var(--text)}
@media(max-width:760px){
  .menu-toggle{display:block}
  .navlinks{position:fixed;top:64px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px 0;display:none}
  .navlinks.open{display:flex}
  .navlinks a{padding:14px 28px;border-bottom:1px solid var(--line)}
  .navlinks a.btn{margin:12px 28px;text-align:center;justify-content:center}
}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--red);color:#fff;text-decoration:none;font-weight:700;font-size:.92rem;padding:11px 18px;border-radius:var(--radius);border:none;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn.big{padding:15px 24px;font-size:1rem}
.ar{display:inline-block}

/* section scaffolding */
main section{padding:96px 0}
.shead{max-width:680px;margin-bottom:44px}
.shead h2{font-size:2.1rem;margin:6px 0 14px}
.shead p{color:var(--muted);font-size:1.05rem;margin:0}
.shead p a{color:var(--muted);border-bottom:1px solid var(--muted-2)}
.divider{border-top:1px solid var(--line);max-width:var(--wrap);margin:0 auto}
/* ambientni vrstvy z fx.js (fixed, z-index 0) patri ZA obsah - jako .wrap{z-index:2} ve style.css */
main .wrap,footer .wrap{position:relative;z-index:2}

/* hero */
.hero{padding:52px 0 0}
.hero h1{font-size:clamp(2.4rem,5.6vw,4.2rem);line-height:1.05;max-width:820px}
.hero .sub{color:var(--muted);font-size:1.2rem;max-width:600px;margin:22px 0 30px}
.microtrust{display:inline-flex;align-items:center;gap:8px;color:var(--muted-2);font-size:.86rem;margin-left:16px}
.microtrust svg{width:15px;height:15px;stroke:var(--muted-2);fill:none;stroke-width:2.4}
.ctarow{display:flex;flex-wrap:wrap;align-items:center;gap:0;margin-bottom:70px}
@media(max-width:560px){.ctarow{flex-direction:column;align-items:stretch;gap:14px}.ctarow .btn{justify-content:center}.microtrust{margin-left:0}}

.proof{border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:0;overflow:hidden}
.proof-top{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-bottom:1px solid var(--line)}
.proof-top .disc{font-size:.82rem;color:var(--muted-2)}
.proof-top .disc b{color:var(--muted)}
.proof-body{padding:28px 24px;display:grid;grid-template-columns:1.1fr 1.4fr;gap:36px}
@media(max-width:760px){.proof-body{grid-template-columns:1fr}}
.pkpis{display:flex;gap:28px;margin-bottom:22px}
.pkpi .v{font-size:2rem;font-weight:800;color:var(--red);font-variant-numeric:tabular-nums;line-height:1}
.pkpi .l{font-size:.8rem;color:var(--muted);margin-top:6px;max-width:150px}
.pmeta{font-size:.78rem;color:var(--muted-2)}
.pbars{display:flex;flex-direction:column;gap:12px}
.pbar{display:flex;align-items:center;gap:12px;font-size:.86rem}
.pbar .lab{width:130px;flex-shrink:0;color:var(--muted)}
.pbar .track{flex:1;height:5px;background:var(--line);border-radius:3px;overflow:hidden}
.pbar .fill{display:block;height:100%;background:var(--red)}
.pbar .pct{width:36px;text-align:right;color:var(--muted-2);font-variant-numeric:tabular-nums}
.proof-foot{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;border-top:1px solid var(--line);font-size:.88rem;flex-wrap:wrap;gap:10px}
.proof-foot a{text-decoration:none;font-weight:700;border-bottom:1px solid var(--line)}
.proof-foot .pdf{color:var(--muted);font-weight:400}

/* credibility strip */
.cred{padding:26px 0;display:flex;flex-wrap:wrap;gap:12px 30px;align-items:center;font-size:.9rem}
.cred .lab{font-size:.82rem;font-weight:700;color:var(--muted-2)}
.cred b{font-weight:700}
.cred i{font-style:normal;color:var(--muted-2)}
.cred .note{color:var(--muted-2);margin-left:auto}
.cred .note a{color:var(--muted);border-bottom:1px solid var(--muted-2)}
@media(max-width:760px){.cred .note{margin-left:0;flex-basis:100%}}

.alt{background:#000}

.lead-b{font-size:1.15rem;color:var(--muted);max-width:640px}
.lead-b strong{color:var(--text)}
.p2{max-width:640px;color:var(--muted);font-size:1rem;margin-top:18px}
.p2 a{color:var(--text);border-bottom:1px solid var(--line)}
.textlink{color:var(--text);border-bottom:1px solid var(--line)}

/* nastroje (drive rozcestnik, v5 29. 9.): zive nastroje a nahledy z jejich stranek misto textovych radku */
.tools{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.tool{grid-column:span 2;background:var(--panel);padding:28px 26px;display:flex;flex-direction:column;gap:16px;min-width:0;scroll-margin-top:84px}
.tool.wide{grid-column:span 3}
@media(max-width:900px){.tools{grid-template-columns:minmax(0,1fr)}.tool,.tool.wide{grid-column:auto}}
@media(max-width:560px){.tool{padding:24px 20px}}
.tool h3{font-size:1.2rem;line-height:1.25}
.tnote{margin:0;color:var(--muted);font-size:.88rem}
.tact{margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px}
.tlink{font-size:.9rem;font-weight:700;text-decoration:none;border-bottom:1px solid var(--line)}
.tlink:hover{border-bottom-color:var(--muted-2)}
.toolmore{display:flex;flex-wrap:wrap;gap:10px 28px;margin:24px 0 0;font-size:.92rem}
.toolmore a{color:var(--muted);text-decoration:none;border-bottom:1px solid var(--line)}
.toolmore a:hover{color:var(--text)}
.bt{flex:1;min-width:0;height:6px;background:var(--line);border-radius:3px;overflow:hidden}
.bt .f{display:block;height:100%;background:var(--red)}
.bt .f.mut{background:var(--muted-2)}
.bw100{width:100%}.bw60{width:60%}.bw40{width:40%}.bw55{width:55%}
/* kompaktni kalkulacka (vzorec = /kalkulacka), funguje bez fx.js */
.qcalc{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.qf{display:flex;flex-direction:column;justify-content:flex-end;gap:6px;font-size:.86rem;color:var(--muted)}
.qf input{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:10px 12px;color:var(--text);font-family:inherit;font-size:1.1rem;font-weight:700;font-variant-numeric:tabular-nums}
.qf input:focus{outline:2px solid var(--red);outline-offset:1px}
@media(max-width:560px){.qcalc{grid-template-columns:minmax(0,1fr);gap:10px}.qf{flex-direction:row;align-items:center;justify-content:space-between;gap:12px}.qf input{width:108px;flex-shrink:0}}
.qout{border-top:1px solid var(--line);padding-top:16px}
.qbig{color:var(--muted);font-size:1rem}
.qbig b{font-size:2.6rem;font-weight:800;line-height:1.05;color:var(--red);font-variant-numeric:tabular-nums;margin-right:8px}
.qsec{margin-top:4px;color:var(--muted);font-size:.94rem}
.qsec b{color:var(--text);font-variant-numeric:tabular-nums}
/* nahled CSV dema: skutecny vystup ukazky "e-shop podpora" z /csv-demo */
.csvprev{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;display:flex;flex-direction:column;gap:11px}
.cphead{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-size:.92rem}
.cphead span{color:var(--muted-2);font-size:.82rem;white-space:nowrap}
.cprow{display:flex;align-items:center;gap:12px;font-size:.88rem}
.cprow .w{width:84px;flex-shrink:0;font-weight:600}
.cprow .c{width:26px;flex-shrink:0;text-align:right;color:var(--muted);font-variant-numeric:tabular-nums}
/* nahled ukazky auditu: zjisteni z /ukazka-auditu (smyslena data) */
.afind{margin:0;font-weight:700;line-height:1.35}
.cmp{display:flex;flex-direction:column;gap:10px}
.cmprow{display:flex;align-items:center;gap:12px;font-size:.88rem;color:var(--muted)}
.cmprow .k{width:104px;flex-shrink:0}
.cmprow .v{width:36px;flex-shrink:0;text-align:right;color:var(--text);font-weight:700;font-variant-numeric:tabular-nums}
.acap{margin:0;font-size:.82rem;color:var(--muted-2)}
/* mereni odpovedi chatbota: priklad zapisu z clanku, 18 + 9 + 3 z 30 */
.grade{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:5px;max-width:250px}
.grade span{aspect-ratio:1;border-radius:3px;background:var(--text)}
.glegend{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:.88rem;color:var(--muted)}
.glegend li{display:flex;align-items:center;gap:8px}
.glegend span{width:10px;height:10px;flex-shrink:0;border-radius:2px;background:var(--text)}
.glegend b{color:var(--text);font-variant-numeric:tabular-nums}
.grade .ref,.glegend .ref{background:var(--muted-2)}
.grade .bad,.glegend .bad{background:var(--red)}
/* data z ticketu: co signal v ticketech znamena (obsah clanku /data-z-ticketu) */
.sig{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.sig li{display:flex;flex-direction:column;align-items:flex-start;gap:4px}
.sig .sq{background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:5px 10px;font-size:.88rem}
.sig .sm{padding-left:10px;font-size:.88rem;color:var(--muted)}
.sig .sm::before{content:"\2192\00a0";color:var(--red)}

/* tiery (v5): poradi nese <ol> a nadpis sekce, zadny maly popisek "Krok N" nad nazvem; kazdy krok vede na nastroj */
.tgrid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
@media(max-width:880px){.tgrid{grid-template-columns:1fr}}
.tcard{padding:30px 26px;border-left:1px solid var(--line);display:flex;flex-direction:column;background:var(--panel)}
.tcard:first-child{border-left:none}
@media(max-width:880px){.tcard{border-left:none;border-top:1px solid var(--line)}.tcard:first-child{border-top:none}}
.tcard.hl{position:relative}
.tcard.hl::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--red)}
.tname{font-size:1.3rem;margin-bottom:8px}
.tshort{color:var(--muted);font-size:.92rem;margin:0 0 18px;min-height:66px}
@media(max-width:880px){.tshort{min-height:0}}
.ttime{font-size:.8rem;color:var(--muted-2);border-top:1px solid var(--line);padding-top:14px;margin-bottom:14px;display:flex;align-items:center;gap:7px}
.ttime svg{width:14px;height:14px;flex-shrink:0}
.ttime b{color:var(--text)}
.ttool{margin:0 0 20px;font-size:.88rem;color:var(--muted)}
.ttool a{color:var(--text);font-weight:700;text-decoration:none;border-bottom:1px solid var(--line)}
.ttool a:hover{border-bottom-color:var(--muted-2)}
.tprice{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:.85rem;color:var(--muted-2)}
@media(min-width:881px){.tprice{min-height:56px}}
.tprice b{color:var(--text)}
.riskbox{margin-top:28px;border:1px solid var(--line);border-radius:12px;padding:24px 28px;background:var(--panel)}
.riskbox b{display:block;font-size:1.05rem;margin-bottom:6px}
.riskbox p{color:var(--muted);margin:4px 0 0;font-size:.94rem}

/* produkt (v5): SuppChat se skutecnymi snimky verejneho dema, assets/suppchat-demo-*.png?v=1 */
.prod2{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:52px;align-items:center}
@media(max-width:880px){.prod2{grid-template-columns:minmax(0,1fr);gap:34px}}
.prodtx h2{font-size:2.1rem;margin:6px 0 14px}
.prodtx p{margin:0 0 24px;max-width:480px;color:var(--muted);font-size:1.05rem}
.prodcta{display:flex;flex-wrap:wrap;gap:12px}
.shots{display:block;position:relative;padding-bottom:36px}
.shots img{display:block;height:auto;background:#fff;border:1px solid var(--line)}
.shot-desk{width:86%;border-radius:10px}
.shot-phone{position:absolute;right:0;bottom:0;width:24%;border-radius:14px;box-shadow:0 0 0 6px var(--bg)}
@media(max-width:560px){.shot-desk{width:84%}.shot-phone{width:30%}}

/* faq */
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:1.02rem;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--muted-2);font-weight:400;font-size:1.3rem;flex-shrink:0}
.faq details[open] summary::after{content:"–"}
.faq .a{color:var(--muted);margin-top:12px;font-size:.96rem;max-width:720px}
.faq .a strong{color:var(--text)}
.faqfoot{margin-top:20px;color:var(--muted-2);font-size:.92rem}
.faqfoot a{color:var(--muted);border-bottom:1px solid var(--muted-2)}

/* kontakt */
.kgrid{display:grid;grid-template-columns:1.3fr 1fr;gap:60px}
@media(max-width:880px){.kgrid{grid-template-columns:1fr;gap:40px}}
.steps3{display:flex;flex-direction:column;gap:14px;margin-bottom:30px}
.steps3 .s{display:flex;gap:8px;font-size:.94rem;flex-wrap:wrap}
.steps3 b{display:inline}
.steps3 span{color:var(--muted)}
.form-intro{color:var(--muted);font-size:.95rem;margin-bottom:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.86rem;color:var(--muted);margin-bottom:6px}
.field .req{color:var(--red)}
.field .opt{color:var(--muted-2);font-weight:400}
.field input,.field select,.field textarea{width:100%;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:11px 13px;color:var(--text);font-size:.95rem;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--red);outline-offset:1px}
.field .hint{display:block;font-size:.78rem;color:var(--muted-2);margin-top:5px}
.field .fld-err{color:#e0746d;font-size:.82rem;margin:6px 0 0}
.field input.inv,.field textarea.inv{border-color:#e0746d}
.cd .line2{display:flex;gap:12px;padding:12px 0;border-top:1px solid var(--line);font-size:.92rem}
.cd .k{color:var(--muted-2);font-size:.78rem}
.cd .v a{color:var(--text)}
.formfoot{font-size:.82rem;color:var(--muted-2);margin-top:14px}
.formfoot a{color:var(--muted)}
.contact-err{color:#e0746d;font-size:.92rem;margin:8px 0;font-weight:600}

footer{border-top:1px solid var(--line);padding:60px 0 30px;color:var(--muted-2);font-size:.88rem}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:30px}
@media(max-width:760px){footer .cols{grid-template-columns:1fr}}
footer h4{color:var(--muted);font-size:.82rem;margin:0 0 14px}
footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
footer a{text-decoration:none;color:var(--muted-2)}
footer a:hover{color:var(--text)}
.legal{border-top:1px solid var(--line);padding-top:20px}

/* sticky mobile CTA */
.mbar{display:none}
@media(max-width:760px){
  .mbar{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:30;background:var(--panel);border-top:1px solid var(--line);padding:12px 16px;align-items:center;justify-content:space-between;gap:12px}
  .mbar .t{font-size:.82rem;line-height:1.3}
  .mbar .t b{display:block;color:var(--text)}
  .mbar .t{color:var(--muted-2)}
}

#totop{position:fixed;right:20px;bottom:20px;width:42px;height:42px;border-radius:50%;background:var(--panel);border:1px solid var(--line);color:var(--text);cursor:pointer;opacity:0;pointer-events:none;transition:opacity .2s;z-index:25}
#totop.show{opacity:1;pointer-events:auto}
#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(10px);background:var(--panel);border:1px solid var(--line);color:var(--text);padding:10px 18px;border-radius:8px;font-size:.88rem;opacity:0;transition:opacity .2s,transform .2s;pointer-events:none;z-index:40}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* dhitbird maskot — pozice/rozmery portovane ze style.css (bird.js je sdileny, vlastni si injektuje jen cursor) */
#dhitbird{position:fixed;right:18px;top:90px;width:82px;height:94px;z-index:940;cursor:pointer;-webkit-tap-highlight-color:transparent;will-change:transform}
#dhitbird .dbscale{transition:transform .2s ease}
#dhitbird:hover .dbscale{transform:scale(1.08)}
#dhitbird .dbsb{position:relative;animation:none}
#dhitbird .dbin{transition:transform .22s cubic-bezier(.2,.7,.2,1)}
#dhitbird svg{shape-rendering:crispEdges;display:block;filter:drop-shadow(0 6px 9px rgba(0,0,0,.55))}
@media(max-width:760px){#dhitbird{top:12px!important;bottom:auto!important;left:auto;right:62px;width:46px;height:46px;z-index:100}#dhitbird svg{width:44px;height:44px}}
@media(prefers-reduced-motion:reduce){#dhitbird .dbsb{animation:none}}
@media(max-width:760px){#dhitbird{display:none!important}}