/* DCZ web — rozšíření nad kit.css (header, footer, sekce, animace). */

html{scroll-behavior:smooth}
body{opacity:0;transition:opacity .4s ease}
body.booted{opacity:1}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);
  background:rgba(10,12,16,.78);border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink)}
.brand-mark{width:38px;height:38px;flex:none}
.brand-wm{font-family:var(--font-display);font-weight:900;line-height:.9}
.brand-wm .t{font-size:18px;letter-spacing:-.01em;display:block}
.brand-wm .s{display:block;font-family:var(--font-mono);font-weight:500;font-size:9.5px;
  letter-spacing:.3em;color:var(--accent);text-transform:uppercase;margin-top:3px}
.nav{display:flex;gap:30px}
.nav a{font-family:var(--font-mono);font-size:13px;letter-spacing:.04em;color:var(--muted);
  text-transform:uppercase;transition:color .2s;position:relative;padding:4px 0}
.nav a:hover{color:var(--ink)}
.nav a.active{color:var(--accent)}
.nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent)}
.head-actions{display:flex;align-items:center;gap:14px}
.lang{display:flex;gap:2px;border:1px solid var(--line);border-radius:7px;padding:3px}
.lang button{background:none;border:none;color:var(--muted);font-family:var(--font-mono);
  font-size:11px;font-weight:600;padding:5px 9px;border-radius:5px;cursor:pointer;letter-spacing:.05em}
.lang button.on{background:var(--accent-wash);color:var(--accent)}
.lang button:hover{color:var(--ink)}
.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.menu-toggle span{width:22px;height:2px;background:var(--ink);transition:.25s}

/* ---------- generic section bits ---------- */
.eyebrow.center{justify-content:center}
.sec-head{max-width:720px;margin:0 auto 56px;text-align:center}
.sec-head .eyebrow{justify-content:center;margin-bottom:16px}
.sec-head p{color:var(--muted);margin-top:14px;font-size:17px}
.section.tight{padding:64px 0}
.divider{height:1px;background:var(--line);max-width:1180px;margin:0 auto}

/* page hero (interior pages) */
.page-hero{position:relative;padding:120px 0 72px;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero .container{position:relative;z-index:2;max-width:820px}
.page-hero h1{margin-top:14px}
.page-hero .lead{margin-top:18px;max-width:620px}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--line);margin-top:40px;background:var(--bg-elev)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:64px 40px 40px}
.foot-brand .brand{margin-bottom:16px}
.foot-claim{color:var(--muted);font-size:14px;max-width:280px;margin-bottom:18px}
.foot-col h4{font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--faint);margin-bottom:16px}
.foot-col a,.foot-col span{display:block;color:var(--ink-dim);font-size:14px;margin-bottom:11px;transition:color .2s}
.foot-col a:hover{color:var(--accent)}
.foot-col .muted{color:var(--muted)}
.foot-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 40px;border-top:1px solid var(--line);flex-wrap:wrap}
.foot-bottom .copy{font-family:var(--font-mono);font-size:12px;color:var(--muted)}
.foot-legal{display:flex;gap:20px}
.foot-legal a{font-family:var(--font-mono);font-size:12px;color:var(--muted)}
.foot-legal a:hover{color:var(--accent)}

/* ---------- responsive ---------- */
@media(max-width:920px){
  .nav{position:fixed;inset:72px 0 auto 0;flex-direction:column;gap:0;background:var(--bg-elev);
    border-bottom:1px solid var(--line);padding:8px 0;transform:translateY(-12px);opacity:0;
    pointer-events:none;transition:.25s}
  body.nav-open .nav{transform:none;opacity:1;pointer-events:auto}
  .nav a{padding:14px 28px;font-size:14px}
  .menu-toggle{display:flex}
  .head-actions .btn{display:none}
  body.nav-open .menu-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  body.nav-open .menu-toggle span:nth-child(2){opacity:0}
  body.nav-open .menu-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 22px 32px}
  .foot-bottom{padding:22px}
}
@media(max-width:560px){
  .brand-wm .s{display:none}
  .foot-grid{grid-template-columns:1fr}
}

/* kontakt — stav odeslání formuláře */
.kon-status{display:none;margin-top:16px;padding:13px 16px;border-radius:var(--r);
  font-size:14px;border:1px solid var(--line);font-family:var(--font-text)}
.kon-status.show{display:block}
.kon-status.ok{border-color:rgba(52,211,153,.4);background:rgba(52,211,153,.10);color:var(--ok)}
.kon-status.err{border-color:rgba(239,68,68,.4);background:rgba(239,68,68,.10);color:#fca5a5}
.kon-status a{color:inherit;text-decoration:underline}