/* Značka Citee podle Brainu (karty znacka-*): citron jako deska, inkoust na papíře, žádná tma. */
:root{
  --y:#FFE800; --ink:#16130A; --ink2:#4B4637; --paper:#FFFDF7; --paper2:#FFFFFF; --grey2:#EFE9DA;
  --linka:rgba(22,19,10,.14);
  --nadpis:'Sour Gummy',system-ui,sans-serif;
  --text:'Signika',system-ui,sans-serif;
  --mono:'Red Hat Mono',ui-monospace,monospace;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth; scroll-padding-top:96px}
body{margin:0; background:var(--paper); color:var(--ink); font-family:var(--text); font-size:19px; line-height:1.6; -webkit-font-smoothing:antialiased}
img,svg{display:block; max-width:100%}
a{color:inherit}
:focus-visible{outline:3px solid var(--ink); outline-offset:3px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto} *{transition:none!important}}
[hidden]{display:none!important}

.obal{max-width:1080px; margin:0 auto; padding:0 24px}
section{padding:88px 0}
section + section{border-top:1px solid var(--linka)}

h1,h2,h3{font-family:var(--nadpis); font-weight:700; letter-spacing:-.015em; line-height:1.1; margin:0; text-wrap:balance}
h1{font-size:clamp(42px,6.2vw,74px)}
h2{font-size:clamp(32px,4.2vw,48px); margin-top:22px}
h3{font-size:25px; line-height:1.2}
p{margin:0}
.uvod{font-size:21px; color:var(--ink2); max-width:62ch; margin-top:18px}

/* deska: logo, štítek a tlačítko jsou jeden materiál */
.lg{display:inline-flex; align-items:baseline; transform:rotate(-4deg); background:var(--y); color:var(--ink);
  font-family:var(--nadpis); font-weight:700; letter-spacing:-.02em; line-height:1; text-decoration:none;
  padding:.18em .42em .22em; border-radius:.16em; flex:none;
  box-shadow:0 0 0 .05em var(--ink), inset .06em .06em .14em rgba(255,255,255,.78), inset -.06em -.06em .14em rgba(22,19,10,.24), 0 .1em .25em rgba(22,19,10,.24)}
.tg{display:inline-flex; align-items:center; transform:rotate(-4deg); background:var(--y); color:var(--ink);
  font-family:var(--mono); font-weight:500; font-size:14px; letter-spacing:.06em; text-transform:uppercase; white-space:nowrap;
  padding:.35em .7em; border-radius:.35em;
  box-shadow:0 0 0 .1em var(--ink), inset .1em .1em .2em rgba(255,255,255,.78), inset -.1em -.1em .2em rgba(22,19,10,.24), 0 .2em .5em rgba(22,19,10,.22)}
.bt{display:inline-flex; align-items:center; justify-content:center; min-height:48px; background:var(--y); color:var(--ink);
  border:1px solid var(--ink); border-radius:.3em; font-family:var(--text); font-weight:700; font-size:19px; line-height:1.2;
  padding:.7em 1.3em; text-decoration:none; cursor:pointer; transition:transform .12s;
  box-shadow:inset .1em .1em .16em rgba(255,255,255,.8), inset -.1em -.1em .16em rgba(22,19,10,.22), 0 .12em .24em rgba(22,19,10,.2)}
.bt:hover{transform:translateY(-2px)}
.bt:active{transform:translateY(1px)}
.bt.sm{font-size:17px; min-height:44px; padding:.55em 1.05em}
.bt.papir{background:linear-gradient(180deg,#FBF9F2 0%,#EDE7D8 100%);
  box-shadow:inset .1em .1em .16em rgba(255,255,255,.95), inset -.1em -.1em .16em rgba(22,19,10,.16), 0 .12em .24em rgba(22,19,10,.18)}
.bt:disabled{opacity:.45; cursor:default; transform:none}
.odkaz{font-weight:600; text-underline-offset:.2em}

/* ---------- hlavička ---------- */
.hlavicka{position:sticky; top:0; z-index:10; background:rgba(255,253,247,.96); border-bottom:1px solid var(--linka)}
.hlavicka .obal{display:flex; align-items:center; gap:24px; height:76px}
.hlavicka .lg{font-size:30px}
.hlavicka nav{display:flex; gap:22px; margin-left:auto}
.hlavicka nav a{font-size:17px; font-weight:600; text-decoration:none; padding:8px 2px; border-bottom:2px solid transparent}
.hlavicka nav a:hover{border-bottom-color:var(--ink)}
.jazyk{font-family:var(--mono); font-size:14px; font-weight:500; text-decoration:none; border:1px solid var(--ink); border-radius:.35em; padding:.3em .55em}

/* ---------- úvod s ukázkou na klik ---------- */
.hero{padding:64px 0 88px}
.hero .obal{display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:start}
.hero h1{margin-top:26px}
.hero .lead{font-size:22px; color:var(--ink2); margin-top:22px; max-width:30em}

.ukazka{margin-top:32px; background:var(--paper2); border:1px solid var(--ink); border-radius:16px; padding:24px; box-shadow:0 18px 40px -26px rgba(22,19,10,.45)}
.ukazka h3{font-size:24px}
.ukazka > p{color:var(--ink2); margin-top:6px; font-size:17px}
.pole{display:grid; gap:6px; margin-top:16px}
.pole label{font-weight:600; font-size:16px}
.pole input,.pole select,.pole textarea{width:100%; font:inherit; font-size:18px; color:var(--ink); background:var(--paper); border:1px solid var(--ink);
  border-radius:.3em; padding:.6em .75em; min-height:48px}
.pole textarea{min-height:110px; resize:vertical}
.ukazka .bt{width:100%; margin-top:18px}
.drobne{font-size:14px; color:var(--ink2); margin-top:12px}
.chyba{color:#9B1C12; font-weight:600; font-size:16px; margin-top:10px}
.hotovo{display:grid; gap:10px; justify-items:start}
.hotovo h3{font-size:26px}
.hotovo p{color:var(--ink2)}
.nevidim{position:absolute; left:-9999px}

.chat{background:var(--paper2); border:1px solid var(--ink); border-radius:18px; overflow:hidden; box-shadow:0 18px 40px -24px rgba(22,19,10,.45)}
.chat-hd{display:flex; align-items:center; justify-content:space-between; padding:14px 18px; border-bottom:1px solid var(--linka)}
.chat-hd .lg{font-size:22px}
.stav{display:inline-flex; align-items:center; gap:8px; font-size:15px; color:var(--ink2)}
.stav i{width:9px; height:9px; border-radius:50%; background:#2E8B3D}
.zpravy{display:flex; flex-direction:column; gap:10px; padding:18px; min-height:230px; max-height:360px; overflow-y:auto}
.m{max-width:86%; padding:.6em .9em; border-radius:14px; font-size:17px; line-height:1.45}
.m.b{align-self:flex-start; background:var(--paper); border:1px solid var(--linka); border-bottom-left-radius:4px}
.m.u{align-self:flex-end; background:var(--grey2); border-bottom-right-radius:4px}
.otazky{display:flex; flex-direction:column; align-items:flex-start; gap:10px; padding:16px 18px 18px; border-top:1px solid var(--linka); background:var(--paper)}
.otazky b{font-size:16px}
.pozn{font-size:15px; color:var(--ink2); margin-top:12px; text-align:center}

/* ---------- karty a kroky ---------- */
.tri{display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:44px}
.karta{background:var(--paper2); border:1px solid var(--ink); border-radius:14px; padding:28px 26px 30px; box-shadow:0 10px 24px -20px rgba(22,19,10,.5)}
.karta p{color:var(--ink2); margin-top:10px}
.ikona{display:grid; place-items:center; width:58px; height:58px; margin-bottom:22px; background:var(--y); border-radius:12px;
  box-shadow:0 0 0 1.5px var(--ink), inset 3px 3px 5px rgba(255,255,255,.78), inset -3px -3px 5px rgba(22,19,10,.2), 0 3px 8px rgba(22,19,10,.2)}
.ikona svg{width:30px; height:30px; fill:none; stroke:var(--ink); stroke-width:2; stroke-linecap:round; stroke-linejoin:round}

.kroky{list-style:none; padding:0; margin:44px 0 0; display:grid; grid-template-columns:repeat(4,1fr); gap:22px; counter-reset:krok}
.kroky li{counter-increment:krok; border-top:2px solid var(--ink); padding-top:18px}
.kroky li::before{content:counter(krok); display:grid; place-items:center; width:40px; height:40px; margin-bottom:14px; background:var(--y);
  border-radius:10px; font-family:var(--nadpis); font-weight:700; font-size:22px;
  box-shadow:0 0 0 1.5px var(--ink), inset 2px 2px 4px rgba(255,255,255,.8), inset -2px -2px 4px rgba(22,19,10,.2)}
.kroky h3{font-size:22px}
.kroky p{color:var(--ink2); margin-top:8px; font-size:17px}

.fakta{list-style:none; padding:0; margin:36px 0 0; display:grid; grid-template-columns:1fr 1fr; gap:14px 32px}
.fakta li{position:relative; padding-left:34px; color:var(--ink2)}
.fakta li::before{content:""; position:absolute; left:0; top:.32em; width:18px; height:18px; border-radius:50%; background:var(--y);
  box-shadow:0 0 0 1.5px var(--ink), inset 2px 2px 3px rgba(255,255,255,.8), inset -2px -2px 3px rgba(22,19,10,.22)}
.fakta b{color:var(--ink)}

/* ---------- reference ---------- */
.reference{display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:44px}
.reference .karta h3{font-size:28px}
.reference .co{font-family:var(--mono); font-size:13px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink2)}
.reference a.odkaz{display:inline-block; margin-top:14px}
.cisla{display:grid; grid-template-columns:repeat(3,1fr); margin-top:56px; border-top:1px solid var(--ink); border-bottom:1px solid var(--ink)}
.cisla div{padding:26px 24px}
.cisla div + div{border-left:1px solid var(--linka)}
.cisla strong{display:block; font-family:var(--nadpis); font-size:clamp(44px,6vw,64px); line-height:1}
.cisla span{color:var(--ink2)}

/* ---------- ceník ---------- */
#cenik{background:var(--grey2)}
.kalkulacka{display:grid; grid-template-columns:1fr 1fr; gap:0; margin-top:40px; background:var(--paper2); border:1px solid var(--ink); border-radius:16px; overflow:hidden}
.kalkulacka .vstup{padding:28px; border-right:1px solid var(--linka)}
.kalkulacka .vystup{padding:28px; display:flex; flex-direction:column; justify-content:center; background:var(--paper)}
.delka{display:flex; gap:8px; flex-wrap:wrap; margin-top:6px}
.delka label{position:relative}
.delka input{position:absolute; opacity:0}
.delka span{display:inline-flex; min-height:44px; align-items:center; padding:.45em 1em; border:1px solid var(--ink); border-radius:.3em; cursor:pointer; font-weight:600; background:var(--paper)}
.delka input:checked + span{background:var(--y); box-shadow:inset .1em .1em .16em rgba(255,255,255,.8), inset -.1em -.1em .16em rgba(22,19,10,.22)}
.delka input:focus-visible + span{outline:3px solid var(--ink); outline-offset:2px}
.vystup .pasmo{font-family:var(--mono); font-size:13px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink2)}
.vystup .cena{font-family:var(--nadpis); font-size:clamp(40px,5vw,56px); line-height:1.05; margin-top:8px}
.vystup .cena small{font-family:var(--text); font-size:18px; font-weight:400; color:var(--ink2)}
.vystup .celkem{color:var(--ink2); margin-top:8px}
.vystup .bt{margin-top:20px; align-self:flex-start}
.tabulka{width:100%; border-collapse:collapse; margin-top:32px; background:var(--paper2); border:1px solid var(--ink); border-radius:12px; overflow:hidden; font-size:17px}
.tabulka th,.tabulka td{padding:12px 16px; text-align:right; border-bottom:1px solid var(--linka); white-space:nowrap}
.tabulka th:first-child,.tabulka td:first-child{text-align:left; white-space:normal}
.tabulka thead th{font-family:var(--mono); font-weight:500; font-size:13px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink2)}
.tabulka tbody tr:last-child td{border-bottom:0}
.tabulka-obal{overflow-x:auto}

/* ---------- otázky (bezpečnost) ---------- */
.faq{margin-top:36px; border-top:1px solid var(--ink)}
.faq details{border-bottom:1px solid var(--linka)}
.faq summary{cursor:pointer; list-style:none; padding:20px 44px 20px 0; position:relative; font-weight:600; font-size:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+"; position:absolute; right:6px; top:14px; font-family:var(--nadpis); font-size:30px; line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--ink2); padding:0 0 22px; max-width:66ch}

/* ---------- lidé ---------- */
.dva{display:grid; grid-template-columns:1fr 1fr; gap:32px; margin-top:44px}
.clovek h3{font-size:28px}
.role{font-family:var(--mono); font-size:14px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink2); margin-top:4px}
.clovek p:last-child{color:var(--ink2); margin-top:12px}
.tym{margin-top:48px; padding-top:28px; border-top:1px solid var(--linka); font-size:21px; max-width:60ch}

/* ---------- kariéra a kontakt ---------- */
.kariera{display:grid; grid-template-columns:1fr 1fr; gap:40px; margin-top:44px; align-items:start}
.kariera .karta + .karta{margin-top:22px}
.kariera form{background:var(--paper2); border:1px solid var(--ink); border-radius:16px; padding:24px}
.kariera form .bt{width:100%; margin-top:18px}
.kontakty{display:grid; grid-template-columns:1fr 1fr; gap:22px; margin-top:40px}
.kontakty .karta h3{font-size:26px}
.telefon{display:inline-block; margin-top:16px; font-family:var(--nadpis); font-weight:700; font-size:clamp(26px,3.4vw,34px); line-height:1.2; text-decoration:none; border-bottom:2px solid var(--ink); overflow-wrap:anywhere}

.paticka{padding:36px 0 44px; border-top:1px solid var(--linka); color:var(--ink2); font-size:16px}
.paticka .obal{display:grid; grid-template-columns:auto 1fr; gap:18px 28px; align-items:start}
.paticka .lg{font-size:24px}
.paticka details{grid-column:1/-1}
.paticka summary{cursor:pointer; font-weight:600; color:var(--ink)}
.paticka details p{margin-top:10px; max-width:76ch}

/* ---------- menší obrazovky ---------- */
@media (max-width:960px){
  .hlavicka nav{display:none}
  .hlavicka .jazyk{margin-left:auto}
  .hero .obal{grid-template-columns:1fr; gap:44px}
  .tri,.reference{grid-template-columns:1fr}
  .kroky{grid-template-columns:1fr 1fr}
  .kariera,.kalkulacka{grid-template-columns:1fr}
  .kalkulacka .vstup{border-right:0; border-bottom:1px solid var(--linka)}
}
@media (max-width:680px){
  body{font-size:18px}
  .obal{padding:0 16px}
  section{padding:60px 0}
  .hero{padding:40px 0 60px}
  .hlavicka .obal{gap:12px}
  .hlavicka .bt{padding:.5em .8em}
  .dva,.kontakty,.fakta,.kroky{grid-template-columns:1fr}
  .cisla{grid-template-columns:1fr}
  .cisla div + div{border-left:0; border-top:1px solid var(--linka)}
  .ukazka,.kalkulacka .vstup,.kalkulacka .vystup,.kariera form{padding:20px}
  .paticka .obal{grid-template-columns:1fr}
}

/* úvod: vlevo slib, vpravo formulář na ukázku; v „co umí“ text a ukázkový chat */
.hero .obal{align-items:center}
.hero .ukazka{margin-top:0}
.vyhody{list-style:none; padding:0; margin:28px 0 0; display:grid; gap:10px}
.vyhody li{position:relative; padding-left:32px; font-weight:600}
.vyhody li::before{content:""; position:absolute; left:0; top:.3em; width:18px; height:18px; border-radius:50%; background:var(--y);
  box-shadow:0 0 0 1.5px var(--ink), inset 2px 2px 3px rgba(255,255,255,.8), inset -2px -2px 3px rgba(22,19,10,.22)}
.dvoj{display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center}
@media (max-width:960px){ .dvoj{grid-template-columns:1fr; gap:36px} }
.hotovo:focus{outline:none}