/* krby-na-klic.cz: šamot, litina, popel, kachel */
:root{
  --zar:#B4432A; --zar-tmavy:#8F3320; --litina:#1F1B18; --popel:#EDE7DF; --bila:#FBF8F3;
  --kachel:#2F4A3C; --kour:#6B625B; --linka:#D9D0C4;
  --disp:'Fraunces',Georgia,serif; --sans:'Inter Tight',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{font-family:var(--sans);color:var(--litina);background:var(--popel);line-height:1.6;font-size:17px}
img{max-width:100%;height:auto;display:block}
a{color:var(--kachel)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--zar);outline-offset:2px}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
h1,h2,h3{font-family:var(--disp);font-weight:600;line-height:1.08;letter-spacing:-.01em}
h1{font-size:clamp(2.3rem,6vw,4.2rem);font-variation-settings:"opsz" 144}
h2{font-size:clamp(1.7rem,4vw,2.6rem);margin-bottom:1.2rem}
h3{font-size:1.25rem;margin-bottom:.4rem}
p{margin-bottom:1rem}
.uvod{font-size:1.15rem;color:var(--kour);max-width:62ch}
.sekce{padding:72px 0;border-top:1px solid var(--linka)}
.sekce.tmava{background:var(--litina);color:var(--bila);border-top:0}
.sekce.tmava a{color:#E8B9A9}
.sekce.tmava .uvod{color:#CFC6BC}
.sekce.kachel{background:var(--kachel);color:var(--bila);border-top:0}
.sekce.kachel a{color:#D8E6DC}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(251,248,243,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--linka)}
.nav{display:flex;align-items:center;gap:16px;padding:10px 20px;max-width:1120px;margin:0 auto;min-height:64px}
.logo{white-space:nowrap;font-family:var(--disp);font-weight:700;font-size:1.35rem;color:var(--litina);text-decoration:none;display:flex;align-items:center;gap:8px}
.logo svg{width:26px;height:26px}
.nav .tel{margin-left:auto;text-decoration:none;color:var(--litina);font-weight:600;padding:10px 14px;border:1.5px solid var(--litina);border-radius:6px;min-height:44px;display:inline-flex;align-items:center;white-space:nowrap}
.nav .tel:hover{background:var(--litina);color:var(--bila)}
.burger{display:none;background:none;border:1.5px solid var(--litina);border-radius:6px;font-size:1.3rem;width:44px;height:44px;cursor:pointer;color:var(--litina)}
#menu{list-style:none;display:flex;gap:4px;align-items:center}
#menu a{white-space:nowrap;font-size:.97rem;text-decoration:none;color:var(--litina);padding:10px 11px;display:inline-block;min-height:44px;line-height:24px;border-radius:6px}
#menu a:hover{background:var(--popel)}
#menu .cta-mini{background:var(--zar);color:#fff;font-weight:600}
#menu .cta-mini:hover{background:var(--zar-tmavy)}
@media(max-width:960px){
  .burger{display:inline-flex;align-items:center;justify-content:center;order:3}
  .nav .tel{order:2}
  #menu{display:none;position:absolute;left:0;right:0;top:100%;background:var(--bila);flex-direction:column;align-items:stretch;padding:10px 20px 20px;border-bottom:1px solid var(--linka);gap:0}
  #menu.open{display:flex}
  #menu li{display:block}
  #menu a{display:block;padding:14px 8px;border-bottom:1px solid var(--linka);border-radius:0}
  #menu .cta-mini{margin-top:12px;text-align:center;border-radius:6px}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;background:var(--zar);color:#fff;text-decoration:none;font-weight:600;border-radius:6px;border:0;cursor:pointer;font-size:1rem;font-family:var(--sans)}
.btn:hover{background:var(--zar-tmavy)}
.btn.obrys{background:transparent;color:var(--litina);border:1.5px solid var(--litina)}
.btn.obrys:hover{background:var(--litina);color:var(--bila)}
.tmava .btn.obrys,.kachel .btn.obrys{color:var(--bila);border-color:var(--bila)}
.tmava .btn.obrys:hover,.kachel .btn.obrys:hover{background:var(--bila);color:var(--litina)}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0}

/* hero */
.hero{background:var(--bila);padding:56px 0 0}
.hero .grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero .foto{position:relative}
.hero .foto img{border-radius:6px 6px 0 0;aspect-ratio:4/5;object-fit:cover;width:100%}
.hero .foto::after{content:"";display:block;height:8px;background:linear-gradient(90deg,var(--zar),#E58C3C 60%,var(--popel))}
.fakta{display:flex;gap:28px;flex-wrap:wrap;margin:28px 0 40px;padding-top:20px;border-top:1px solid var(--linka)}
.fakta div{font-size:.95rem;color:var(--kour);flex:1 1 30%;min-width:140px}
.fakta b{display:block;font-family:var(--disp);font-size:1.35rem;color:var(--litina);font-weight:600}
@media(max-width:860px){.hero .grid{grid-template-columns:1fr;gap:28px}.hero .foto img{aspect-ratio:16/10}.hero{padding-top:32px}}

/* služby jako řádky s fotkou */
.radky{display:grid;gap:0}
.radek-sluzba{display:grid;grid-template-columns:1fr 1.2fr;gap:36px;align-items:center;padding:36px 0;border-top:1px solid var(--linka)}
.radek-sluzba:first-child{border-top:0;padding-top:0}
.radek-sluzba:nth-child(even) .fot{order:2}
.radek-sluzba img{border-radius:6px;aspect-ratio:3/2;object-fit:cover;width:100%}
.radek-sluzba .pro{color:var(--kour);font-size:.95rem;margin-top:8px}
.vice{font-weight:600;text-decoration:none;color:var(--zar);border-bottom:2px solid var(--zar);padding-bottom:1px}
.vice:hover{color:var(--zar-tmavy)}
@media(max-width:760px){.radek-sluzba{grid-template-columns:1fr;gap:18px}.radek-sluzba:nth-child(even) .fot{order:0}}

/* teplotní pásmo (volič) */
.pasmo{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
.volby{display:flex;flex-direction:column;gap:8px}
.volba{background:rgba(255,255,255,.06);border:1.5px solid rgba(255,255,255,.18);color:var(--bila);text-align:left;padding:14px 16px;border-radius:6px;cursor:pointer;font-family:var(--sans);font-size:1rem;min-height:48px}
.volba[aria-pressed="true"]{border-color:var(--zar);background:rgba(180,67,42,.22)}
.volba b{display:block;font-family:var(--disp);font-size:1.15rem}
.dum{width:100%;height:auto}
.dum .mist{fill:#3A332E;stroke:#8A7F75;stroke-width:1.2;transition:fill .5s}
.dum .mist.teplo{fill:#B4432A}
.dum .mist.vlazno{fill:#7A4A32}
.dum .krb{fill:#E58C3C}
.pasmo-text{margin-top:14px;min-height:5.5em;color:#E9E1D8}
@media(max-width:800px){.pasmo{grid-template-columns:1fr}}

/* proces */
.proces{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:krok}
.krok{border-top:3px solid var(--zar);padding-top:12px}
.krok::before{counter-increment:krok;content:counter(krok);font-family:var(--disp);font-size:1.6rem;color:var(--zar);display:block;margin-bottom:6px}
.krok h3{font-size:1.1rem}
.krok p{font-size:.95rem;color:var(--kour);margin:0}
@media(max-width:900px){.proces{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.proces{grid-template-columns:1fr}}

/* grid2 zásady */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:28px 40px}
.grid2 h3{color:var(--bila)}
.grid2 p{color:#CFC6BC;margin:0}
@media(max-width:700px){.grid2{grid-template-columns:1fr}}

/* tabulka */
.tab-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.97rem;background:var(--bila);border-radius:6px}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--linka);vertical-align:top}
th{font-family:var(--disp);font-weight:600;background:var(--popel)}
.pozn{font-size:.92rem;color:var(--kour);margin-top:12px}

/* faq */
details{background:var(--bila);border:1px solid var(--linka);border-radius:6px;margin-bottom:8px}
summary{cursor:pointer;padding:14px 18px;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px;min-height:48px;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-family:var(--disp);font-size:1.4rem;color:var(--zar)}
details[open] summary::after{content:"\2013"}
details p{padding:0 18px 16px;color:var(--kour);margin:0}

/* formulář */
.form-box{background:var(--bila);color:var(--litina);padding:26px;border-radius:6px;max-width:640px}
.radek{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:560px){.radek{grid-template-columns:1fr}}
input,select,textarea{width:100%;padding:12px 14px;border:1.5px solid var(--linka);border-radius:6px;font:inherit;font-size:1rem;margin-bottom:12px;background:#fff;color:var(--litina);min-height:48px}
textarea{min-height:110px;resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.chk{display:flex;gap:10px;align-items:flex-start;font-size:.92rem;color:var(--kour);margin-bottom:16px;min-height:44px}
.chk input{width:22px;height:22px;margin:2px 0 0;min-height:0;flex:none}
.form-success,.form-error{padding:16px 18px;border-radius:6px;margin-top:12px;font-weight:600}
.form-success{background:#E4EFE7;color:var(--kachel)}
.form-error{background:#F6E3DE;color:var(--zar-tmavy)}
.kontakt-alt{margin-top:18px;color:#CFC6BC}
.kontakt-alt a{color:#fff;font-weight:600}

/* footer */
footer{background:var(--litina);color:#CFC6BC;padding:48px 0 28px;font-size:.95rem}
footer h3{color:var(--bila);font-size:1.05rem}
footer a{color:#E8B9A9;text-decoration:none}
footer a:hover{text-decoration:underline}
footer .grid3{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px}
footer .grid3 p{margin:0 0 6px}
footer .grid3 p a{display:inline-block;padding:4px 0;min-height:32px}
.pata{border-top:1px solid #3A332E;margin-top:32px;padding-top:16px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.85rem;color:#8A7F75}
@media(max-width:700px){footer .grid3{grid-template-columns:1fr}}

/* podstránka */
.stranka{padding:48px 0 24px;background:var(--bila)}
.stranka .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.stranka img{border-radius:6px;aspect-ratio:3/2;object-fit:cover;width:100%}
@media(max-width:800px){.stranka .grid{grid-template-columns:1fr}}
.obsah{max-width:72ch}
.obsah h2{margin-top:2rem;font-size:clamp(1.4rem,3vw,2rem)}
.obsah ul{margin:0 0 1rem 1.2rem}
.obsah li{margin-bottom:.4rem}
.dalsi{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.dalsi a{text-decoration:none;color:var(--litina);border:1.5px solid var(--linka);padding:10px 14px;border-radius:6px;min-height:44px;display:inline-flex;align-items:center;background:var(--bila)}
.dalsi a:hover{border-color:var(--litina)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;background:var(--zar);color:#fff;padding:8px 12px;z-index:100}

section[id]{scroll-margin-top:84px}