/* jezirka-na-klic.cz: hluboká voda, hladina, vápencový kámen, rákos, leknín */
:root{
  --hloubka:#12333A;
  --voda:#2C6B72;
  --voda-tmava:#1F4F55;
  --hladina:#DCEAE8;
  --kamen:#F3EFE6;
  --kamen-tmavy:#E6DFD1;
  --rakos:#A8873F;
  --leknin:#C9536B;
  --text:#1E2A2C;
  --text-tlumeny:#4F5F62;
  --disp:'Gloock',Georgia,'Times New Roman',serif;
  --sans:'Figtree',system-ui,-apple-system,'Segoe UI',sans-serif;
  --sirka:1140px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{font-family:var(--sans);color:var(--text);background:var(--kamen);line-height:1.6;font-size:17px}
img{max-width:100%;display:block;height:auto}
a{color:var(--voda)}
a:hover{color:var(--voda-tmava)}
:focus-visible{outline:3px solid var(--rakos);outline-offset:3px}
.container{max-width:var(--sirka);margin:0 auto;padding:0 22px}
h1,h2,h3{font-family:var(--disp);font-weight:400;line-height:1.08;color:var(--hloubka)}
h1{font-size:clamp(2.4rem,6vw,4.4rem);letter-spacing:-.01em}
h2{font-size:clamp(1.8rem,3.6vw,2.7rem);margin-bottom:1.2rem}
h3{font-size:1.35rem;margin-bottom:.5rem}
p{max-width:64ch}
.uvod{font-size:1.15rem;color:var(--text-tlumeny);max-width:58ch;margin-bottom:1.6rem}

/* hlavička */
header{position:sticky;top:0;z-index:50;background:rgba(243,239,230,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--kamen-tmavy)}
.nav{display:flex;align-items:center;gap:20px;padding:10px 22px;max-width:var(--sirka);margin:0 auto;min-height:64px}
.logo{font-family:var(--disp);font-size:1.3rem;color:var(--hloubka);text-decoration:none;display:inline-flex;align-items:center;gap:9px;min-height:44px}
.logo svg{width:30px;height:30px;flex:none}
.nav ul{display:flex;gap:4px;list-style:none;align-items:center;margin-left:auto}
.nav ul a{color:var(--text);text-decoration:none;font-size:.97rem;padding:11px 12px;display:inline-block;border-radius:4px;min-height:44px;line-height:22px}
.nav ul a:hover{background:var(--hladina);color:var(--hloubka)}
.nav .tel{font-weight:600;color:var(--hloubka);text-decoration:none;padding:11px 12px;white-space:nowrap;min-height:44px;display:inline-flex;align-items:center;gap:8px}
.nav .tel svg{width:18px;height:18px}
.nav .cta-mini{background:var(--voda);color:#fff!important;border-radius:4px;padding:11px 16px!important}
.nav .cta-mini:hover{background:var(--voda-tmava)!important}
.burger{display:none;background:none;border:1px solid var(--kamen-tmavy);color:var(--hloubka);font-size:1.25rem;padding:0;width:44px;height:44px;border-radius:4px;margin-left:auto;cursor:pointer}
@media(max-width:900px){
  .nav ul{display:none;position:absolute;top:100%;left:0;right:0;background:var(--kamen);flex-direction:column;align-items:stretch;padding:14px 22px 20px;gap:2px;border-bottom:1px solid var(--kamen-tmavy);margin:0}
  .nav ul.open{display:flex}
  .nav ul a{display:block;font-size:1.05rem}
  .nav .cta-mini{text-align:center;margin-top:8px}
  .burger{display:block;margin-left:0}
  .nav .tel{margin-left:auto}
  .nav .tel span{display:none}
}

/* hero: fotka přes šířku, kamenný panel překrývá spodní okraj */
.hero{position:relative;background:var(--hloubka)}
.hero .foto{width:100%;height:min(62vh,560px);object-fit:cover;object-position:center 60%}
.hero .panel{position:relative;margin:-140px auto 0;max-width:var(--sirka);padding:0 22px}
.hero .panel-in{background:var(--kamen);padding:36px 40px 40px;max-width:720px;border-top:6px solid var(--voda)}
.hero .panel-in p{margin:1rem 0 1.6rem;font-size:1.12rem;color:var(--text-tlumeny)}
.hero-fakta{display:flex;gap:28px;flex-wrap:wrap;margin-top:1.8rem;padding-top:1.2rem;border-top:1px solid var(--kamen-tmavy);font-size:.95rem;color:var(--text-tlumeny)}
.hero-fakta b{display:block;font-family:var(--disp);font-weight:400;font-size:1.35rem;color:var(--hloubka)}
@media(max-width:700px){.hero .foto{height:46vh}.hero .panel{margin-top:-60px}.hero .panel-in{padding:26px 22px 30px}}

/* hero podstránek */
.hero-pod{background:var(--hladina);padding:56px 0 48px;border-bottom:1px solid var(--kamen-tmavy)}
.hero-pod .grid-hero{display:grid;grid-template-columns:1.15fr 1fr;gap:40px;align-items:center}
.hero-pod img{border-radius:6px}
@media(max-width:840px){.hero-pod .grid-hero{grid-template-columns:1fr}}
.drobky{font-size:.9rem;color:var(--text-tlumeny);margin-bottom:1rem}
.drobky a{color:var(--text-tlumeny)}

/* tlačítka */
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--voda);color:#fff;text-decoration:none;padding:14px 26px;border-radius:4px;font-weight:600;font-size:1rem;border:none;cursor:pointer;min-height:48px;transition:background .18s}
.btn:hover{background:var(--leknin);color:#fff}
.btn.druhy{background:transparent;color:var(--hloubka);border:1.5px solid var(--hloubka)}
.btn.druhy:hover{background:var(--hloubka);color:#fff}
.btn + .btn{margin-left:12px}
@media(max-width:480px){.btn{width:100%}.btn + .btn{margin:10px 0 0}}

/* sekce */
.sekce{padding:80px 0}
.sekce.hladina{background:var(--hladina)}
.sekce.hloubka{background:var(--hloubka);color:#E5EEEE}
.sekce.hloubka h2,.sekce.hloubka h3{color:#fff}
.sekce.hloubka p{color:#C9D8D8}
.sekce.hloubka a{color:#9ED0CF}
@media(max-width:700px){.sekce{padding:56px 0}}

/* typy jezírek: asymetrická mřížka */
.typy{display:grid;grid-template-columns:repeat(12,1fr);gap:28px}
.typ{grid-column:span 6;display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center;padding-bottom:28px;border-bottom:1px solid var(--kamen-tmavy)}
.typ:nth-child(3),.typ:nth-child(4){grid-column:span 6}
.typ img{aspect-ratio:4/3;object-fit:cover;width:100%;border-radius:6px}
.typ p{font-size:.98rem;color:var(--text-tlumeny);margin-bottom:.8rem}
.typ a.vice{font-weight:600;text-decoration:none;display:inline-block;padding:11px 0;min-height:44px;background:linear-gradient(var(--voda),var(--voda)) no-repeat 0 calc(100% - 10px)/100% 1.5px}
@media(max-width:900px){.typ{grid-column:span 12!important}}
@media(max-width:560px){.typ{grid-template-columns:1fr}}

/* řez jezírkem: jediný odvážný prvek */
.rez{display:grid;grid-template-columns:1.3fr 1fr;gap:44px;align-items:center}
@media(max-width:900px){.rez{grid-template-columns:1fr}}
.rez svg{width:100%;height:auto;display:block}
.rez .popisky{list-style:none}
.rez .popisky li{padding:14px 0 14px 46px;position:relative;border-bottom:1px solid var(--kamen-tmavy)}
.rez .popisky li b{display:block;color:var(--hloubka)}
.rez .popisky li::before{content:attr(data-z);position:absolute;left:0;top:14px;width:30px;height:30px;border-radius:50%;background:var(--voda);color:#fff;font-weight:600;font-size:.9rem;display:flex;align-items:center;justify-content:center}
.vlna{animation:vlna 6s ease-in-out infinite}
@media(max-width:600px){.rez .lbl{display:none}}
@keyframes vlna{0%,100%{transform:translateX(0)}50%{transform:translateX(-14px)}}

/* proces: sekvence, číslování je oprávněné */
.kroky{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:2px solid var(--hloubka)}
.krok{padding:22px 18px 0 0;position:relative;counter-increment:k}
.krok::before{content:counter(k);font-family:var(--disp);font-size:2rem;color:var(--voda);display:block;margin-bottom:.4rem;line-height:1}
.krok h3{font-size:1.1rem;font-family:var(--sans);font-weight:600}
.krok p{font-size:.93rem;color:var(--text-tlumeny)}
.kroky{counter-reset:k}
@media(max-width:900px){.kroky{grid-template-columns:repeat(2,1fr);gap:20px}}
@media(max-width:560px){.kroky{grid-template-columns:1fr}}

/* dvojsloupec */
.dva{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
@media(max-width:840px){.dva{grid-template-columns:1fr}}
.dva img{border-radius:6px;width:100%;aspect-ratio:3/2;object-fit:cover}

/* seznam faktů */
.fakta{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:18px 34px}
.fakta li{padding-left:18px;border-left:2px solid var(--rakos)}
.fakta li b{display:block}
@media(max-width:700px){.fakta{grid-template-columns:1fr}}

/* FAQ */
.faq details{border-bottom:1px solid var(--kamen-tmavy)}
.faq summary{cursor:pointer;padding:18px 44px 18px 0;font-weight:600;list-style:none;position:relative;font-size:1.05rem;min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:24px;width:12px;height:12px;border-right:2px solid var(--voda);border-bottom:2px solid var(--voda);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(225deg);top:30px}
.faq details p{padding:0 0 20px;color:var(--text-tlumeny)}
.faq details p + p{margin-top:-8px}

/* formulář */
.form-box{background:var(--kamen);color:var(--text);padding:34px 32px;max-width:680px;border-radius:6px}
.form-box .radek{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:600px){.form-box .radek{grid-template-columns:1fr}.form-box{padding:26px 20px}}
.form-box label.pole{display:block;font-size:.9rem;font-weight:600;margin-bottom:6px;color:var(--hloubka)}
.form-box input,.form-box select,.form-box textarea{width:100%;padding:13px 14px;margin-bottom:16px;border:1.5px solid var(--kamen-tmavy);border-radius:4px;font-family:var(--sans);font-size:1rem;background:#fff;color:var(--text);min-height:48px}
.form-box input:focus,.form-box select:focus,.form-box textarea:focus{border-color:var(--voda);outline:none;box-shadow:0 0 0 3px rgba(44,107,114,.18)}
.form-box textarea{min-height:120px;resize:vertical}
.form-box label.chk{display:flex;gap:12px;font-size:.9rem;color:var(--text-tlumeny);margin-bottom:18px;align-items:flex-start;line-height:1.45}
.form-box label.chk input{width:24px;height:24px;min-height:0;margin:0;flex:none}
.form-box label.chk{min-height:44px;align-items:center}
.form-success{background:var(--voda);color:#fff;padding:22px 26px;font-weight:600;border-radius:6px;max-width:680px}
.form-error{background:#FBEAEA;color:#7A1F2B;padding:16px 18px;border-radius:4px;margin-top:-4px;margin-bottom:14px;font-size:.95rem}
.form-error a{color:#7A1F2B;font-weight:600}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.sekce.hloubka .form-box{color:var(--text)}
.sekce.hloubka .form-box label.pole{color:var(--hloubka)}
.sekce.hloubka .form-box p{color:var(--text-tlumeny)}

/* obsahové stránky */
.clanek{max-width:720px}
.clanek h2{font-size:1.75rem;margin:2.4rem 0 .8rem}
.clanek h3{font-size:1.2rem;margin:1.6rem 0 .5rem}
.clanek p,.clanek ul,.clanek ol{margin-bottom:1rem}
.clanek ul,.clanek ol{padding-left:1.3rem}
.clanek li{margin-bottom:.45rem}
.clanek img{border-radius:6px;margin:1.6rem 0}
.bok{background:var(--hladina);padding:22px 24px;border-radius:6px;margin:1.6rem 0}
.bok p:last-child{margin:0}
.dalsi{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.dalsi a{display:block;padding:20px 22px;background:var(--hladina);border-radius:6px;text-decoration:none;color:var(--hloubka);min-height:44px}
.dalsi a b{display:block;font-family:var(--disp);font-weight:400;font-size:1.2rem;margin-bottom:.3rem}
.dalsi a span{color:var(--text-tlumeny);font-size:.93rem}
.dalsi a:hover{background:var(--kamen-tmavy)}
@media(max-width:800px){.dalsi{grid-template-columns:1fr}}

/* patička */
footer{background:var(--hloubka);color:#B9CBCB;padding:54px 0 30px;font-size:.93rem}
footer .grid3{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
@media(max-width:800px){footer .grid3{grid-template-columns:1fr}}
footer h3{color:#fff;font-family:var(--sans);font-weight:600;font-size:1rem;margin-bottom:.7rem}
footer a{color:#DCEAE8}
footer .grid3 p a{display:inline-block;padding:10px 0;min-height:44px}
footer .grid3 p a + br{display:none}
footer .grid3 p a{display:block}
footer p{max-width:46ch}
footer .pata{margin-top:36px;padding-top:18px;border-top:1px solid #244A50;font-size:.875rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#8FA8A8}

/* 404 */
.chyba{min-height:60vh;display:flex;align-items:center}