/* TERMIO — tepelná čerpadla. Ukázkový web pro webpj.cz.
   Kostra: hero se dvěma sloupci (text + kalkulačka rovnou v úvodu),
   typy čerpadel jako přepínatelné taby, dotace jako výrazný pruh. */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --noc:#0b2233;
  --noc2:#143b52;
  --led:#1d9bd1;
  --led2:#38b6e8;
  --plamen:#f05a28;
  --svetla:#f2f7fa;
  --bila:#fff;
  --sedy:#5e7180;
  --linka:#dbe6ed;
  --zelena:#1f9d55;
}
html{scroll-behavior:smooth}
body{font-family:'Sora',-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--noc);background:var(--bila);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.03em;line-height:1.15}
.wrap{max-width:1200px;margin:0 auto;padding:0 22px}

.demo{background:var(--noc);color:#cfe6f2;font-size:13.8px;text-align:center;padding:11px 18px}
.demo a{color:var(--led2);font-weight:700}

/* hlavička */
.nav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--linka)}
.nav .row{display:flex;align-items:center;gap:24px;height:74px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:21px;letter-spacing:-.04em;text-decoration:none}
.logo .zn{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--led),var(--noc));display:grid;place-items:center;flex:0 0 auto}
.nav nav{margin-left:auto;display:flex;gap:24px}
.nav nav a{text-decoration:none;font-size:15px;font-weight:600;color:var(--sedy);padding:6px 0;border-bottom:2px solid transparent}
.nav nav a:hover,.nav nav a.on{color:var(--noc);border-color:var(--led)}
.navtel{display:inline-flex;align-items:center;gap:8px;background:var(--noc);color:#fff;text-decoration:none;font-weight:700;font-size:14.6px;padding:11px 18px;border-radius:10px}
.burger{display:none;margin-left:auto;background:none;border:0;font-size:24px;cursor:pointer;color:var(--noc)}
.mm{display:none;border-top:1px solid var(--linka)}
.mm.open{display:block}
.mm a{display:block;padding:13px 22px;text-decoration:none;font-weight:600;border-bottom:1px solid var(--linka)}
@media(max-width:1000px){.nav nav,.navtel{display:none}.burger{display:block}}

/* hero — text + kalkulačka vedle sebe */
.hero{background:linear-gradient(160deg,var(--noc) 0%,var(--noc2) 62%,#1b5273 100%);color:#fff;padding:58px 0 62px;position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;right:-140px;top:-120px;width:460px;height:460px;border-radius:50%;background:rgba(29,155,209,.16)}
.hero .in{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center;position:relative;z-index:2}
.oko{display:inline-flex;align-items:center;gap:9px;background:rgba(56,182,232,.18);color:#8fd8f5;font-size:12.6px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;padding:7px 14px;border-radius:999px;margin-bottom:18px}
.hero h1{font-size:clamp(32px,4.6vw,52px);color:#fff;margin-bottom:16px}
.hero h1 em{font-style:normal;color:var(--led2)}
.hero p{font-size:17.5px;color:#b8d3e2;margin-bottom:24px;max-width:520px}
.hero .znaky{display:flex;gap:10px;flex-wrap:wrap}
.hero .znaky span{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);font-size:13.6px;font-weight:600;padding:8px 14px;border-radius:999px;color:#dceaf2}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:52px;padding:0 25px;border-radius:12px;text-decoration:none;font-weight:700;font-size:15.4px;border:0;cursor:pointer;font-family:inherit}
.btn--prim{background:var(--plamen);color:#fff}
.btn--prim:hover{background:#d94a1c}
.btn--led{background:var(--led);color:#fff}
.btn--lin{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.34)}
@media(max-width:1000px){.hero .in{grid-template-columns:1fr;gap:30px}}

/* kalkulačka v hero */
.kal{background:#fff;border-radius:22px;padding:26px;color:var(--noc);box-shadow:0 30px 70px -30px rgba(0,0,0,.55)}
.kal h3{font-size:19px;margin-bottom:4px}
.kal .pod{font-size:14px;color:var(--sedy);margin-bottom:18px}
.kal label{display:block;font-size:13.2px;font-weight:600;margin-bottom:5px}
.kal .pole{margin-bottom:13px}
.kal .rada{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.kal input,.kal select{width:100%;height:46px;border:1px solid var(--linka);border-radius:10px;padding:0 12px;font-size:15.4px;font-family:inherit;background:#fff;color:var(--noc)}
.kal input:focus,.kal select:focus{outline:0;border-color:var(--led);box-shadow:0 0 0 3px rgba(29,155,209,.15)}
.kal .vysl{background:var(--svetla);border-radius:14px;padding:18px;margin-top:16px}
.kal .rd{display:flex;justify-content:space-between;font-size:14.4px;color:var(--sedy);padding:6px 0}
.kal .rd b{color:var(--noc)}
.kal .usp{display:flex;justify-content:space-between;align-items:baseline;border-top:1px dashed var(--linka);margin-top:8px;padding-top:12px}
.kal .usp span{font-size:14.4px;color:var(--sedy)}
.kal .usp b{font-size:27px;color:var(--zelena);letter-spacing:-.03em}
.kal .pozn{font-size:12.4px;color:var(--sedy);margin-top:10px;line-height:1.5}

section{padding:70px 0}
.sv{background:var(--svetla)}
.hl{max-width:660px;margin-bottom:36px}
.hl h2{font-size:clamp(26px,3.3vw,37px);margin-bottom:12px}
.hl p{color:var(--sedy);font-size:16.6px}
.hl--stred{margin-left:auto;margin-right:auto;text-align:center}

/* dotace pruh */
.dot{background:linear-gradient(100deg,var(--zelena),#17853f);color:#fff;border-radius:24px;padding:34px;display:grid;grid-template-columns:auto 1fr auto;gap:26px;align-items:center}
.dot .ic{width:64px;height:64px;border-radius:18px;background:rgba(255,255,255,.16);display:grid;place-items:center;flex:0 0 auto}
.dot h2{color:#fff;font-size:26px;margin-bottom:6px}
.dot p{color:#d6f0de;font-size:15.8px;max-width:600px}
.dot .btn{background:#fff;color:#17853f}
@media(max-width:900px){.dot{grid-template-columns:1fr;text-align:left}}

/* typy — taby */
.taby{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:26px}
.tab{border:1.5px solid var(--linka);background:#fff;color:var(--sedy);font-family:inherit;font-size:14.8px;font-weight:600;padding:11px 20px;border-radius:11px;cursor:pointer}
.tab.akt{background:var(--noc);border-color:var(--noc);color:#fff}
.panel{display:none}
.panel.akt{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.panel img{border-radius:20px;aspect-ratio:4/3;object-fit:cover;width:100%}
.panel h3{font-size:26px;margin-bottom:12px}
.panel p{color:var(--sedy);margin-bottom:16px}
.panel ul{list-style:none;font-size:15.6px}
.panel li{display:flex;gap:10px;padding:8px 0;border-bottom:1px solid var(--linka)}
.panel li:last-child{border:0}
.panel li b{margin-left:auto;color:var(--noc)}
@media(max-width:900px){.panel.akt{grid-template-columns:1fr;gap:24px}}

/* postup */
.kroky{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.kr{background:#fff;border:1px solid var(--linka);border-radius:18px;padding:24px;position:relative}
.kr .c{position:absolute;top:-12px;left:24px;width:30px;height:30px;border-radius:9px;background:var(--led);color:#fff;font-size:14.6px;font-weight:700;display:grid;place-items:center}
.kr h3{font-size:17px;margin:10px 0 6px}
.kr p{font-size:14.8px;color:var(--sedy)}
@media(max-width:900px){.kroky{grid-template-columns:1fr}}

/* realizace */
.real{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rr{background:#fff;border:1px solid var(--linka);border-radius:20px;overflow:hidden}
.rr img{aspect-ratio:4/3;object-fit:cover;width:100%}
.rr .tx{padding:22px}
.rr h3{font-size:18px;margin-bottom:5px}
.rr .meta{color:var(--led);font-size:13.6px;font-weight:600;margin-bottom:8px}
.rr p{color:var(--sedy);font-size:15px}
@media(max-width:900px){.real{grid-template-columns:1fr}}

/* tabulka */
.tbl{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--linka);border-radius:16px;overflow:hidden}
.tbl th{background:var(--svetla);text-align:left;font-size:12.8px;letter-spacing:.05em;text-transform:uppercase;color:var(--sedy);padding:14px 18px;border-bottom:1px solid var(--linka)}
.tbl td{padding:14px 18px;border-bottom:1px solid var(--linka);font-size:15.4px}
.tbl tr:last-child td{border-bottom:0}
.tbl td.c{white-space:nowrap;font-weight:700;color:var(--led)}
@media(max-width:640px){
  .tbl,.tbl tbody,.tbl tr,.tbl td{display:block;width:100%}
  .tbl thead{display:none}
  .tbl tr{border-bottom:1px solid var(--linka);padding:6px 0}
  .tbl td{border:0;padding:5px 16px}
  .tbl td[data-l]:not(:first-child)::before{content:attr(data-l) ": ";color:var(--sedy);font-weight:600}
}

/* formulář */
.pop{background:var(--noc);color:#fff;padding:70px 0}
.pop .in{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:start}
.pop h2{color:#fff;font-size:clamp(26px,3.2vw,36px);margin-bottom:14px}
.pop p{color:#a8c4d5;font-size:16.4px;margin-bottom:20px}
.pop ul{list-style:none;font-size:15.8px}
.pop li{display:flex;gap:11px;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.13);color:#cfe0ea}
.pop li b{color:#fff}
.form{background:#fff;padding:28px;border-radius:20px;color:var(--noc)}
.form label{display:block;font-size:13.4px;font-weight:600;margin-bottom:5px}
.form .pole{margin-bottom:13px}
.form .rada{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.form input,.form select,.form textarea{width:100%;min-height:47px;border:1px solid var(--linka);border-radius:11px;padding:12px 14px;font-size:15.6px;font-family:inherit;background:#fff;color:var(--noc)}
.form input:focus,.form select:focus,.form textarea:focus{outline:0;border-color:var(--led);box-shadow:0 0 0 3px rgba(29,155,209,.14)}
.form textarea{min-height:100px;resize:vertical}
.form .pozn{font-size:12.8px;color:var(--sedy);margin-top:9px}
.hotovo{background:#e9f7ee;border:1px solid #b4e2c6;border-radius:18px;padding:24px;color:#14603a}
.hotovo b{display:block;font-size:18px;margin-bottom:6px;color:#0f4b2c}
@media(max-width:900px){.pop .in{grid-template-columns:1fr;gap:26px}.form .rada{grid-template-columns:1fr}}

/* patička */
footer{background:var(--noc);color:#9fbccd;padding:50px 0 0;border-top:1px solid rgba(255,255,255,.08)}
footer h4{color:#fff;font-size:15.6px;margin-bottom:14px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:30px}
footer p{font-size:14.8px;max-width:340px}
footer ul{list-style:none;font-size:14.8px}
footer li{margin-bottom:9px}
footer a{color:#9fbccd;text-decoration:none}
footer a:hover{color:#fff}
footer .logo{color:#fff;margin-bottom:14px}
footer .copy{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:13.2px;color:#7b9cb0;text-align:center}
footer .copy a{color:var(--led2)}
@media(max-width:900px){footer .cols{grid-template-columns:1fr;gap:24px}}

.telfab{position:fixed;right:16px;bottom:78px;z-index:70;width:56px;height:56px;border-radius:16px;background:var(--plamen);color:#fff;display:none;place-items:center;text-decoration:none;box-shadow:0 10px 24px -8px rgba(240,90,40,.9)}
@media(max-width:1000px){.telfab{display:grid}}
@media(max-width:900px){
  .faq{grid-template-columns:1fr!important}
  #kont{grid-template-columns:1fr!important}
}