:root{
  --ocel:#6B7078;--ocel-svetla:#C9CDD2;--sklo:#EEF3F6;--dub:#A9793F;--dub-tmavy:#7A5628;--noc:#1E2328;--bila:#fff;
  --disp:'Cormorant Garamond',Georgia,serif;--text:'Work Sans',system-ui,sans-serif;
  --w:1180px;--r:6px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;font-family:var(--text);font-size:17px;line-height:1.6;color:var(--noc);background:var(--bila)}
img{max-width:100%;height:auto;display:block}
a{color:var(--dub-tmavy)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--dub);outline-offset:2px}
h1,h2,h3{font-family:var(--disp);font-weight:500;line-height:1.15;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.3rem,5vw,3.9rem)}
h2{font-size:clamp(1.9rem,3.4vw,2.7rem)}
h3{font-size:1.45rem}
p{margin:0 0 1em}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}
.sekce{padding:72px 0}
.sklo-bg{background:var(--sklo)}
.tmava{background:var(--noc);color:#E6E8EB}
.tmava h2,.tmava h3{color:#fff}
.tmava a{color:#E2C08D}
.uvod{max-width:720px;color:var(--ocel);font-size:1.1rem}
.tmava .uvod{color:#B9BEC5}

/* header */
header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--ocel-svetla);backdrop-filter:blur(6px)}
.nav{max-width:var(--w);margin:0 auto;padding:0 20px;display:flex;align-items:center;gap:18px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;white-space:nowrap;flex-shrink:0;font-family:var(--disp);font-size:1.45rem;font-weight:600;color:var(--noc);text-decoration:none}
.logo svg{width:30px;height:30px;flex-shrink:0}.logo span{white-space:nowrap}
.nav ul{list-style:none;margin:0 0 0 auto;padding:0;display:flex;gap:4px;align-items:center}
.nav li a{display:inline-block;padding:12px 8px;color:var(--noc);text-decoration:none;font-weight:500;font-size:.92rem;border-radius:var(--r);white-space:nowrap}
.nav li a:hover{background:var(--sklo)}
.nav li a.cta-mini{background:var(--dub);color:#fff;padding:12px 16px}
.nav li a.cta-mini:hover{background:var(--dub-tmavy)}
.tel{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;font-weight:600;color:var(--noc);text-decoration:none;white-space:nowrap;border-radius:var(--r)}
.tel:hover{background:var(--sklo)}
.burger{display:none;min-width:44px;min-height:44px;border:1px solid var(--ocel-svetla);background:#fff;font-size:1.4rem;border-radius:var(--r);cursor:pointer}
@media (max-width:1180px){
  .nav ul{display:none;position:absolute;left:0;right:0;top:68px;background:#fff;flex-direction:column;align-items:stretch;padding:10px 20px 20px;border-bottom:1px solid var(--ocel-svetla);gap:0}
  .nav ul.open{display:flex}
  .nav li a{display:block;padding:14px 8px;font-size:1.05rem}
  .burger{display:inline-block;margin-left:auto}
  .tel{margin-left:0}
}
@media (max-width:480px){.logo span{display:none}}

/* hero */
.hero{padding:56px 0 64px;background:linear-gradient(180deg,#fff 0,var(--sklo) 100%)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;align-items:center}
.hero .lead{font-size:1.2rem;color:#3B4048;max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 30px}
.hero-img{position:relative}
.hero-img img{border-radius:var(--r);box-shadow:0 30px 60px -30px rgba(30,35,40,.45)}
.hero-img .patra{position:absolute;left:-26px;top:8%;bottom:8%;width:2px;background:var(--ocel-svetla)}
.hero-img .patra i{position:absolute;left:-7px;width:16px;height:16px;border-radius:50%;background:#fff;border:2px solid var(--ocel)}
.hero-img .patra i:nth-child(1){top:0}.hero-img .patra i:nth-child(2){top:50%}.hero-img .patra i:nth-child(3){bottom:0;background:var(--dub);border-color:var(--dub)}
.fakta{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--ocel-svetla);border-bottom:1px solid var(--ocel-svetla);max-width:640px}
.fakta div{padding:14px 16px 14px 0;font-size:.95rem;color:#3B4048}
.fakta div+div{border-left:1px solid var(--ocel-svetla);padding-left:16px}
.fakta b{display:block;font-family:var(--disp);font-size:1.35rem;font-weight:600;color:var(--noc)}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.hero-img{order:-1}.hero-img .patra{display:none}.fakta{grid-template-columns:1fr}.fakta div+div{border-left:0;border-top:1px solid var(--ocel-svetla);padding-left:0}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 26px;border-radius:var(--r);background:var(--dub);color:#fff;font-weight:600;text-decoration:none;border:0;cursor:pointer;font-size:1rem;font-family:var(--text)}
.btn:hover{background:var(--dub-tmavy)}
.btn.ghost{background:transparent;color:var(--noc);border:1.5px solid var(--ocel)}
.btn.ghost:hover{background:#fff}
.tmava .btn.ghost{color:#fff;border-color:#8A9099}

/* šachta (odvážný prvek) */
.sachta{list-style:none;margin:0;padding:0 0 0 76px;position:relative;counter-reset:patro}
.sachta::before{content:"";position:absolute;left:23px;top:12px;bottom:12px;width:2px;background:var(--ocel-svetla)}
.sachta>li{position:relative;padding:0 0 42px}
.sachta>li:last-child{padding-bottom:0}
.sachta .stop{position:absolute;z-index:3;left:-76px;top:-2px;width:48px;height:48px;border-radius:50%;background:#fff;border:2px solid var(--ocel);display:grid;place-items:center;font-family:var(--disp);font-size:1.3rem;font-weight:600;color:var(--noc)}
.sachta .kabina{position:sticky;top:46vh;float:left;margin-left:-61px;width:18px;height:30px;opacity:.9;border-radius:3px;background:var(--dub);box-shadow:0 6px 14px -6px rgba(0,0,0,.5);z-index:2}
.sachta h3{margin-top:6px}
.sachta .pop{font-size:.85rem;color:var(--ocel);font-style:italic;font-family:var(--disp);font-size:1.05rem}
@media (max-width:640px){.sachta{padding-left:60px}.sachta .stop{left:-60px;width:40px;height:40px;font-size:1.1rem}.sachta::before{left:19px}.sachta .kabina{display:none}}

/* technologie tabulka */
.tech{width:100%;border-collapse:collapse;font-size:.95rem;background:#fff}
.tech th,.tech td{padding:14px 12px;text-align:left;border-bottom:1px solid var(--ocel-svetla);vertical-align:top}
.tech th{font-weight:600;color:var(--ocel);font-size:.85rem;letter-spacing:.02em}
.tech td:first-child{font-family:var(--disp);font-size:1.2rem;font-weight:600;white-space:nowrap}
.tabulka-wrap{overflow-x:auto;border:1px solid var(--ocel-svetla);border-radius:var(--r)}
@media (max-width:860px){.tabulka-wrap::before{content:"Tabulku lze posunout do strany";display:block;padding:8px 12px;font-size:.82rem;color:var(--ocel);background:var(--sklo)}}

/* dvojice */
.dva{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.dva img{border-radius:var(--r)}
.dva.obr-vpravo img{order:2}
@media (max-width:860px){.dva{grid-template-columns:1fr}.dva.obr-vpravo img{order:0}}
.tri{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media (max-width:860px){.tri{grid-template-columns:1fr}}
.blok{padding:26px 0 0;border-top:2px solid var(--dub)}
.blok h3{margin-top:0}
.seznam{padding-left:20px}
.seznam li{margin-bottom:8px}

/* FAQ */
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--ocel-svetla);padding:6px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:1.08rem;padding:14px 32px 14px 0;position:relative;list-style:none;min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:10px;font-family:var(--disp);font-size:1.6rem;color:var(--dub)}
.faq details[open] summary::after{content:"-"}
.faq details p{color:#3B4048;padding-bottom:10px}

/* formulář */
.pop-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start}
@media (max-width:900px){.pop-grid{grid-template-columns:1fr}}
.form-box{background:#fff;color:var(--noc);padding:28px;border-radius:var(--r)}
.form-box .radek{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:560px){.form-box .radek{grid-template-columns:1fr}}
.form-box input,.form-box select,.form-box textarea{width:100%;min-height:48px;padding:12px 14px;margin:0 0 12px;border:1px solid var(--ocel-svetla);border-radius:var(--r);font:inherit;font-size:1rem;background:#fff;color:var(--noc)}
.form-box textarea{min-height:110px;resize:vertical}
.form-box .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-box .chk{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;color:#3B4048;margin:4px 0 16px;min-height:44px}
.form-box .chk input{width:22px;height:22px;min-height:0;margin:2px 0 0;flex:none}
.form-box .btn{width:100%}
.form-success{background:#E9F3EA;color:#1F5A2A;padding:18px;border-radius:var(--r);margin-top:12px;font-weight:600}
.form-error{background:#F8E9E6;color:#7A2E22;padding:18px;border-radius:var(--r);margin-top:12px}
.kontakt-velky{font-family:var(--disp);font-size:2rem;font-weight:600;color:#fff;text-decoration:none;display:inline-block;margin:6px 0 14px}
.kontakt-velky:hover{color:#E2C08D}

/* footer */
footer{background:#15181C;color:#AEB4BC;padding:44px 0 32px;font-size:.92rem}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
footer h4{color:#fff;font-family:var(--disp);font-size:1.25rem;margin:0 0 10px}
footer a{color:#D8DCE1;text-decoration:none;display:block;padding:5px 0;min-height:32px}
footer a:hover{color:#fff}
footer .copy{grid-column:1/-1;border-top:1px solid #2A2F35;padding-top:18px;margin-top:8px;font-size:.84rem;color:#7F868F}
@media (max-width:760px){footer .wrap{grid-template-columns:1fr}}

/* podstránka */
.pod-hero{padding:56px 0 48px;background:linear-gradient(180deg,#fff 0,var(--sklo) 100%)}
.pod-hero .lead{font-size:1.15rem;color:#3B4048;max-width:720px}
.drobky{font-size:.88rem;color:var(--ocel);margin-bottom:14px}
.drobky a{color:var(--ocel)}
.obsah{max-width:800px}
.obsah h2{margin-top:1.6em}
.obsah h2:first-child{margin-top:0}
.obsah img{border-radius:var(--r);margin:24px 0}
.dalsi{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.dalsi a{display:block;padding:18px 20px;border:1px solid var(--ocel-svetla);border-radius:var(--r);color:var(--noc);text-decoration:none;font-weight:600;min-height:44px}
.dalsi a:hover{border-color:var(--dub);background:#fff}
.dalsi a small{display:block;font-weight:400;color:var(--ocel);font-size:.88rem;margin-top:4px}
@media (max-width:760px){.dalsi{grid-template-columns:1fr}}