/* EPOFIS IT — statický web. Písmo Arial, bílé pozadí, akcent teal #00acac. */

:root{
  --bg:#ffffff;
  --ink:#1a2230;
  --ink-soft:#46505f;
  --muted:#6b7480;
  --accent:#00acac;
  --accent-dark:#00807f;
  --accent-tint:#e6f7f7;
  --panel:#f5f7f8;
  --line:#e5e9ec;
  --footer:#1a2230;
  --footer-soft:#aab3bf;
  --maxw:1140px;
  --radius:10px;
  --shadow:0 1px 3px rgba(26,34,48,.06), 0 8px 28px rgba(26,34,48,.07);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.62;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--accent-dark);text-decoration:none}
a:hover{text-decoration:underline}

h1,h2,h3,h4{line-height:1.2;color:var(--ink);font-weight:700;margin:0 0 .5em}
h1{font-size:2.55rem;letter-spacing:-.5px}
h2{font-size:1.9rem;letter-spacing:-.3px}
h3{font-size:1.25rem}
p{margin:0 0 1.05em}
strong{color:var(--ink)}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:74px 0}
[id]{scroll-margin-top:90px}
.section--tint{background:var(--panel)}
.section--accent{background:var(--accent-tint)}
.eyebrow{
  display:inline-block;font-size:.96rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent-dark);margin-bottom:.6rem;
}
.lead{font-size:1.18rem;color:var(--ink-soft);max-width:none}
.section-head{margin:0 0 42px}
.section-head h2{max-width:none}
.section-head .lead{max-width:none}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;font-weight:700;font-size:.98rem;border-radius:8px;
  padding:13px 26px;border:2px solid var(--accent);cursor:pointer;
  transition:all .16s ease;text-decoration:none;
}
.btn--primary{background:var(--accent);color:#fff}
.btn--primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);text-decoration:none}
.btn--ghost{background:transparent;color:var(--accent-dark)}
.btn--ghost:hover{background:var(--accent);color:#fff;text-decoration:none}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  -webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:26px;height:74px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}   /* logo vlevo */
.brand img{height:54px;width:auto;max-width:none}
.nav-links{display:flex;align-items:center;gap:22px;list-style:none;margin:0 auto 0 24px;padding:0}   /* menu vedle loga (odsazené), tlačítka vpravo */
.nav-links a{color:var(--accent-dark);font-weight:600;font-size:.96rem;padding:6px 0;position:relative}
.nav-links a:hover{color:var(--accent);text-decoration:none}

/* dropdown */
.has-sub{position:relative}
.submenu{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(6px);
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
  min-width:280px;padding:8px;opacity:0;visibility:hidden;transition:.16s ease;
}
.has-sub:hover .submenu,.has-sub:focus-within .submenu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.submenu a{display:block;padding:9px 12px;border-radius:7px;font-weight:600;color:var(--accent-dark);font-size:.93rem}
.submenu a:hover{background:var(--accent-tint);color:var(--accent-dark);text-decoration:none}
.submenu .sub-group{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:10px 12px 4px;font-weight:700}
.caret{font-size:1.05em;opacity:.7;margin-left:3px}

.nav-utility{display:flex;align-items:center;gap:12px}
.btn--stack{text-align:center;padding:8px 18px;line-height:1.3;white-space:nowrap}
.btn--stack .l1{display:block;font-weight:700;font-size:.95rem}
.btn--stack .l2{display:block;font-size:.7rem;font-weight:600;letter-spacing:.05em;opacity:.8}
.nav-toggle{display:none;background:none;border:0;font-size:1.7rem;color:var(--ink);cursor:pointer;line-height:1}
.lang-btn{width:48px;height:48px;padding:0;display:flex;align-items:center;justify-content:center;font-size:.9rem}  /* přepínač EN */
.lang-item{display:none}                                   /* „EN / English" jen v mobilním menu */

/* ---------- Hero ---------- */
.hero{padding:84px 0 40px;background:
  radial-gradient(1100px 460px at 78% -8%, var(--accent-tint), transparent 60%),
  linear-gradient(180deg,#fff, #fbfdfd);}
.hero + .section{padding-top:36px}
.hero + .stats-strip{padding-top:54px}      /* +50% offset od claimu (spodní mezera zůstává standardní) */
.hero h1{max-width:none}
.hero .lead{font-size:1.3rem;max-width:none;margin-bottom:30px}
.hero .btn-row{justify-content:center}                   /* tlačítka na střed */
.hero .btn-row .btn{min-width:222px;text-align:center}   /* obě hero tlačítka stejně široká */
.hero .claim{
  display:block;text-align:center;margin-top:26px;font-style:italic;
  color:var(--accent-dark);font-weight:700;font-size:1.34rem;
}

/* ---------- Grid / cards ---------- */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;box-shadow:var(--shadow);transition:transform .16s ease, box-shadow .16s ease;
  display:flex;flex-direction:column;
}
.card--link:hover{transform:translateY(-3px);box-shadow:0 6px 16px rgba(26,34,48,.1),0 18px 40px rgba(26,34,48,.1)}
.card h3{margin-bottom:.4em}
.card p{color:var(--ink-soft);font-size:.98rem;margin-bottom:1em}
.card .card-cta{margin-top:auto;font-weight:700;color:var(--accent-dark);font-size:.95rem}
.card .tag{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-dark);margin-bottom:10px}
.card-ico{width:46px;height:46px;border-radius:10px;background:var(--accent-tint);color:var(--accent-dark);
  display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin:0 auto 16px;font-weight:700}
.card-ico + h3{text-align:center}

/* value chips */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.value{display:flex;gap:14px;align-items:flex-start}
.value .ico{flex:0 0 auto;width:42px;height:42px;border-radius:50%;background:var(--accent);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.15rem}
.value h4{margin:.1em 0 .2em;font-size:1.05rem}
.value p{margin:0;color:var(--muted);font-size:.92rem}

/* team */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.member{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;text-align:center;box-shadow:var(--shadow)}
.member .avatar{width:60px;height:60px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.2rem;margin:0 auto 14px}
.member .name{font-weight:700}
.member .role{color:var(--muted);font-size:.88rem;margin-top:3px}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat .num{font-size:2.3rem;font-weight:700;color:var(--accent-dark);line-height:1}
.stat .lbl{color:var(--muted);font-size:.95rem;margin-top:6px}

/* ---------- Product tree ---------- */
.tree{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tree-col{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column}
.tree-col .top{background:var(--ink);color:#fff;padding:22px 24px}
.tree-col .top h3{color:#fff;margin:.3em 0 0}
.tree-col .body{padding:22px 24px;display:flex;flex-direction:column;gap:10px}
.tree-step{display:block;padding:12px 14px;border:1px solid var(--line);border-radius:8px;color:var(--ink);font-weight:600;font-size:.95rem}
.tree-step:hover{border-color:var(--accent);background:var(--accent-tint);color:var(--accent-dark);text-decoration:none}
.tree-step small{display:block;font-weight:400;color:var(--muted);font-size:.83rem;margin-top:2px}

/* ---------- References ---------- */
.ref-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.ref{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.ref .logo-tile{height:44px;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.ref .logo-tile img{height:32px;width:auto;object-fit:contain}      /* sjednocená výška log na bílém podkladu */
.ref blockquote{margin:0 0 12px;font-size:.97rem;color:var(--ink-soft);font-style:italic;position:relative;flex:1}
.ref blockquote::before{content:"\201C";color:var(--accent);font-size:2.6rem;line-height:0;position:absolute;left:-4px;top:14px;opacity:.25;font-family:Georgia,serif}
.ref blockquote p{padding-left:18px}
.ref .who{border-top:1px solid var(--line);padding-top:10px;text-align:center}
.ref .who .name{font-weight:700}
.ref .who .firm{color:var(--accent-dark);font-size:.9rem;font-weight:600}

/* logo strip */
.logo-strip{display:flex;flex-wrap:wrap;gap:34px 50px;align-items:center;justify-content:center}
.logo-strip .tile{height:42px;display:flex;align-items:center}
.logo-strip .tile img{height:29px;width:auto;object-fit:contain;filter:none}
.logo-strip--extra{margin-top:34px}                  /* další řada log — stejné odsazení jako row-gap */
.logo-strip--extra .tile img{height:38px}            /* loga v dolní řadě mají jiný poměr stran — vyšší, aby vizuálně seděla */

/* ---------- Content (article) ---------- */
.article{max-width:none}
.article h2{margin-top:1.7em}
.article h3{margin-top:1.4em;color:var(--accent-dark)}
.article ul{padding-left:1.2em;margin:0 0 1.1em}
.article li{margin-bottom:.4em;color:var(--ink-soft)}
.article .subtitle{font-size:1.25rem;color:var(--ink-soft);font-weight:400;margin-top:-.3em}
.article hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.callout{background:var(--accent-tint);border-left:4px solid var(--accent);border-radius:0 8px 8px 0;padding:18px 22px;margin:1.4em 0}
.callout p{margin:0;font-weight:600;color:var(--ink)}
.steps{counter-reset:s;list-style:none;padding:0;margin:1.2em 0}
.steps li{counter-increment:s;position:relative;padding:6px 0 6px 46px;margin-bottom:8px;color:var(--ink-soft)}
.steps li::before{content:counter(s);position:absolute;left:0;top:4px;width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:.9rem}

.kpi{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:18px;margin:1.5em 0}
.kpi div{background:var(--panel);border-radius:8px;padding:16px 18px}
.kpi b{display:block;color:var(--accent-dark);font-size:1.05rem}

.page-hero + .section{padding-top:24px}
.article > :first-child{margin-top:0}

/* e-mailové a telefonní odkazy se nesmí zalamovat doprostřed */
a.em,a.tel{white-space:nowrap}

/* formulář: honeypot (skryté pole na boty) + chybová hláška */
.hp-field{position:absolute !important;left:-9999px;top:-9999px;height:0;overflow:hidden}
.form-msg{display:none;margin:0 0 12px;font-weight:600}
.form-msg.err{display:block;color:#b00020}

/* page hero (inner pages) */
.page-hero{background:linear-gradient(180deg,var(--accent-tint),#fff);padding:54px 0 24px;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:2.2rem;margin-bottom:.3em}
.page-hero .subtitle{margin-bottom:0}

/* CTA band */
.cta-band{background:var(--ink);color:#fff}
.cta-band h2{color:#fff}
.cta-band p{color:#c7cdd6}
.cta-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;align-items:start}  /* stejná mřížka jako .footer-grid → tlačítko lícuje se sloupcem Kontakt */
.cta-inner > div:first-child{grid-column:1/4}
.cta-inner .btn-row{grid-column:4;margin:0}

/* ---------- Footer ---------- */
.site-footer{background:var(--footer);color:var(--footer-soft);padding:60px 0 26px;font-size:.94rem}
.site-footer a{color:var(--footer-soft)}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;margin-bottom:38px}
.site-footer .brand img{height:40px}
.site-footer h4{color:#fff;font-size:.95rem;letter-spacing:.04em;margin-bottom:14px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:9px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem;color:#7b8696}
.footer-legal a{margin-right:18px}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .grid-3,.tree,.values,.stats,.ref-grid,.footer-grid,.team-grid{grid-template-columns:repeat(2,1fr)}
  h1{font-size:2.1rem}.hero h1{font-size:2.2rem}
}
/* tablet (761–900px): kompaktnější lišta, aby se vešlo menu + logo + tlačítka */
@media(min-width:761px) and (max-width:900px){
  .nav{gap:14px}
  .nav-links{gap:12px}
  .nav-links a{font-size:.88rem}
  .brand img{height:42px}
  .btn--stack{padding:6px 10px}
  .btn--stack .l1{font-size:.82rem}
  .btn--stack .l2{font-size:.62rem}
  .lang-btn{width:40px;height:40px;font-size:.8rem}
}
@media(max-width:760px){
  .nav-links{position:fixed;top:74px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;
    gap:0;padding:10px 16px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none;
    max-height:calc(100vh - 74px);max-height:calc(100dvh - 74px);overflow-y:auto;-webkit-overflow-scrolling:touch}
  .nav-links.open{display:flex}
  .nav-links li{border-bottom:1px solid var(--line)}
  .nav-links a{display:block;padding:13px 0;color:var(--ink)}
  .submenu{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;border:0;min-width:0;padding:0 0 8px}
  .submenu .sub-group{padding:10px 0 4px}                 /* kategorie zarovnaná vlevo */
  .nav-links .submenu a{padding:11px 0 11px 18px}         /* produkty odsazené pod kategorií */
  .has-sub:hover .submenu{transform:none}
  .nav-toggle{display:block}
  /* obě tlačítka viditelná i na mobilu — kompaktní podoba (jen funkční popisek, volá/odkazuje stejně) */
  .nav{gap:10px}
  .nav-utility{gap:8px}
  .btn--stack{padding:8px 10px}
  .btn--stack .l1{display:none}
  .btn--stack .l2{font-size:.8rem;font-weight:700;opacity:1;letter-spacing:.02em}
  .btn--stack .b24{display:none}   /* na mobilu bez „24×7" — místo pro nezdeformované logo */
  /* rozložení hlavičky: logo vlevo · tlačítka uprostřed · hamburger vpravo
     padding-right = kompenzace šířky hamburgeru, aby tlačítka byla opticky
     ve středu mezi logem a hamburgerem */
  .nav-utility{flex:1;justify-content:center;position:relative;padding-right:46px}
  .nav-toggle{position:absolute;right:0;top:50%;transform:translateY(-50%)}
  .lang-btn{display:none}
  .lang-item{display:block}
  .brand img{height:44px}
  .grid-2,.grid-3,.tree,.values,.stats,.ref-grid,.footer-grid{grid-template-columns:1fr}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:50px 0}.hero{padding:56px 0 48px}
  .cta-inner{display:flex;flex-direction:column;align-items:flex-start;gap:24px}
}