/* DUBINA — podlahářství. Ukázkový web pro webpj.cz. */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --tm:#2d211a;      /* tmavé dřevo */
  --tm2:#453227;
  --dub:#a9712f;     /* dub */
  --dub2:#c79150;
  --krem:#f7f2ea;
  --papir:#fffdfa;
  --sedy:#6f6459;
  --linka:#e6dcce;
}
html{scroll-behavior:smooth}
body{font-family:'Source Sans 3',-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--tm);background:var(--papir);font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:'Bitter',Georgia,serif;font-weight:700;letter-spacing:-.015em;line-height:1.18}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.uzky{max-width:840px;margin:0 auto;padding:0 22px}

/* --- pruh ukázky --- */
.demo{background:var(--tm);color:#f2e6d6;font-size:13.8px;text-align:center;padding:11px 18px}
.demo a{color:var(--dub2);font-weight:700}

/* --- hlavička --- */
.nav{position:sticky;top:0;z-index:60;background:rgba(255,253,250,.94);backdrop-filter:blur(9px);border-bottom:1px solid var(--linka)}
.nav .row{display:flex;align-items:center;gap:26px;height:74px}
.logo{display:flex;align-items:center;gap:10px;font-family:'Bitter',serif;font-weight:700;font-size:21px;letter-spacing:-.02em;text-decoration:none}
.logo .zn{width:30px;height:30px;border-radius:8px;background:var(--dub);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:15.5px;font-weight:600;color:var(--sedy);padding:6px 0;border-bottom:2px solid transparent}
.nav nav a:hover,.nav nav a.on{color:var(--tm);border-color:var(--dub)}
.navtel{display:inline-flex;align-items:center;gap:8px;background:var(--tm);color:#fff;text-decoration:none;font-weight:700;font-size:15px;padding:11px 18px;border-radius:9px}
.burger{display:none;margin-left:auto;background:none;border:0;font-size:24px;cursor:pointer;color:var(--tm)}
.mm{display:none;border-top:1px solid var(--linka);background:var(--papir)}
.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:900px){.nav nav,.navtel{display:none}.burger{display:block}}

/* --- hero: vzorkovník --- */
.hero{padding:62px 0 0;background:linear-gradient(180deg,var(--krem) 0%,var(--papir) 100%)}
.hero .in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:52px;align-items:center}
.oko{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--dub);margin-bottom:16px}
.oko i{width:26px;height:2px;background:var(--dub);display:block}
.hero h1{font-size:clamp(34px,4.6vw,54px);margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--dub);position:relative}
.hero p.lede{font-size:18px;color:var(--sedy);margin-bottom:26px;max-width:520px}
.hero .btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:50px;padding:0 24px;border-radius:10px;text-decoration:none;font-weight:700;font-size:15.5px;border:0;cursor:pointer;font-family:inherit}
.btn--prim{background:var(--dub);color:#fff}
.btn--prim:hover{background:#96632a}
.btn--lin{background:transparent;color:var(--tm);box-shadow:inset 0 0 0 1.5px var(--linka)}
.btn--lin:hover{box-shadow:inset 0 0 0 1.5px var(--dub)}
.hero .fakta{display:flex;gap:26px;flex-wrap:wrap;font-size:14.5px;color:var(--sedy);padding-bottom:56px}
.hero .fakta b{display:block;font-family:'Bitter',serif;font-size:24px;color:var(--tm)}

/* vzorkovník — svislé lamely */
.vzor{position:relative}
.lamely{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;height:430px}
.lam{position:relative;border-radius:14px;overflow:hidden;background:#e8ddcd;cursor:pointer;transition:transform .3s,box-shadow .3s;box-shadow:0 2px 6px rgba(45,33,26,.10)}
.lam img{width:100%;height:100%;object-fit:cover}
.lam span{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(180deg,transparent,rgba(45,33,26,.86));color:#fff;font-size:13px;font-weight:700;padding:22px 12px 11px;text-align:center}
.lam:hover,.lam.akt{transform:translateY(-9px);box-shadow:0 14px 30px -12px rgba(45,33,26,.5)}
.lam.akt{outline:3px solid var(--dub);outline-offset:2px}
.vzor .stitek{position:absolute;top:-16px;right:8px;background:var(--tm);color:#fff;font-size:12.5px;font-weight:700;padding:8px 15px;border-radius:999px;z-index:2}
@media(max-width:900px){.hero .in{grid-template-columns:1fr;gap:34px}.lamely{height:280px}}

/* --- sekce --- */
section{padding:66px 0}
.sv{background:var(--krem)}
.hl{max-width:660px;margin-bottom:34px}
.hl h2{font-size:clamp(26px,3.2vw,36px);margin-bottom:12px}
.hl p{color:var(--sedy);font-size:17px}
.hl--stred{margin-left:auto;margin-right:auto;text-align:center}

/* materiály */
.mat{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.mkarta{background:var(--papir);border:1px solid var(--linka);border-radius:16px;overflow:hidden;display:flex;flex-direction:column}
.mkarta .fo{aspect-ratio:16/10;background:#e8ddcd}
.mkarta .fo img{width:100%;height:100%;object-fit:cover}
.mkarta .tx{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column}
.mkarta h3{font-size:20px;margin-bottom:8px}
.mkarta p{color:var(--sedy);font-size:15.4px;flex:1}
.mkarta .cena{margin-top:14px;padding-top:14px;border-top:1px dashed var(--linka);font-size:14.5px;color:var(--sedy)}
.mkarta .cena b{font-family:'Bitter',serif;font-size:19px;color:var(--dub);display:block}
@media(max-width:900px){.mat{grid-template-columns:1fr}}

/* postup — vodorovná linka */
.postup{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:12px}
.postup::before{content:'';position:absolute;top:26px;left:9%;right:9%;height:2px;background:repeating-linear-gradient(90deg,var(--dub) 0 9px,transparent 9px 18px)}
.krok{text-align:center;padding:0 14px;position:relative}
.krok .c{width:54px;height:54px;border-radius:50%;background:var(--papir);border:2px solid var(--dub);color:var(--dub);font-family:'Bitter',serif;font-weight:700;font-size:21px;display:grid;place-items:center;margin:0 auto 16px;position:relative;z-index:1}
.sv .krok .c{background:var(--krem)}
.krok h3{font-size:17.5px;margin-bottom:7px}
.krok p{font-size:15px;color:var(--sedy)}
@media(max-width:900px){.postup{grid-template-columns:1fr;gap:26px}.postup::before{display:none}}

/* kalkulačka */
.kalk{background:var(--tm);color:#f3e9dc;border-radius:22px;padding:34px;display:grid;grid-template-columns:1.1fr 1fr;gap:34px;align-items:center}
.kalk h2{color:#fff;font-size:28px;margin-bottom:10px}
.kalk p.pod{color:#c9b8a4;font-size:16px;margin-bottom:20px}
.kalk label{display:block;font-size:13.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:#c9b8a4;margin-bottom:7px}
.kalk .pole{margin-bottom:16px}
.kalk input,.kalk select{width:100%;height:48px;border-radius:10px;border:0;padding:0 14px;font-size:16px;font-family:inherit;background:#3d2b21;color:#fff}
.kalk select option{color:#2d211a;background:#fff}
.kalk .prep{display:flex;gap:9px;flex-wrap:wrap}
.kalk .prep button{flex:1;min-width:96px;height:46px;border-radius:10px;border:1.5px solid #5a4436;background:transparent;color:#e8dbcb;font-family:inherit;font-size:14.5px;font-weight:600;cursor:pointer}
.kalk .prep button.akt{background:var(--dub);border-color:var(--dub);color:#fff}
.vysl{background:#3d2b21;border-radius:16px;padding:26px}
.vysl .cs{font-family:'Bitter',serif;font-size:38px;color:#fff;line-height:1.1}
.vysl .cs small{font-size:17px;color:#c9b8a4;font-family:'Source Sans 3',sans-serif}
.vysl .rd{display:flex;justify-content:space-between;font-size:15px;color:#c9b8a4;padding:9px 0;border-bottom:1px solid #543f31}
.vysl .rd:last-of-type{border:0}
.vysl .rd b{color:#fff;font-weight:600}
.vysl .pozn{font-size:13.2px;color:#a8968a;margin-top:14px;line-height:1.55}
@media(max-width:900px){.kalk{grid-template-columns:1fr;padding:26px}}

/* realizace */
.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gal a{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:4/3;background:#e8ddcd;text-decoration:none;display:block}
.gal a.velka{grid-column:span 2;grid-row:span 2;aspect-ratio:auto}
.gal img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gal a:hover img{transform:scale(1.05)}
.gal .po{position:absolute;left:0;right:0;bottom:0;padding:34px 16px 14px;background:linear-gradient(180deg,transparent,rgba(45,33,26,.85));color:#fff}
.gal .po b{display:block;font-family:'Bitter',serif;font-size:17px}
.gal .po span{font-size:13.5px;color:#e2d3c0}
@media(max-width:900px){.gal{grid-template-columns:repeat(2,1fr)}.gal a.velka{grid-column:span 2;grid-row:auto;aspect-ratio:4/3}}

/* reference */
.ref{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rk{background:var(--papir);border:1px solid var(--linka);border-radius:16px;padding:24px}
.rk .hv{color:var(--dub);font-size:15px;letter-spacing:2px;margin-bottom:10px}
.rk p{font-size:15.6px;color:var(--tm2);margin-bottom:14px}
.rk .kdo{font-size:14px;color:var(--sedy)}
.rk .kdo b{color:var(--tm);display:block;font-size:15px}
@media(max-width:900px){.ref{grid-template-columns:1fr}}

/* pás CTA */
.pas{background:var(--dub);color:#fff;padding:52px 0}
.pas .in{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.pas h2{color:#fff;font-size:clamp(24px,3vw,32px);margin-bottom:6px}
.pas p{color:#fbeedd;font-size:16.5px;max-width:520px}
.pas .btn--prim{background:var(--tm)}
.pas .btn--lin{color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.55)}

/* tabulka ceníku */
.tbl{width:100%;border-collapse:collapse;background:var(--papir);border:1px solid var(--linka);border-radius:14px;overflow:hidden}
.tbl th{background:var(--krem);text-align:left;font-size:13.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--sedy);padding:14px 18px;border-bottom:1px solid var(--linka)}
.tbl td{padding:15px 18px;border-bottom:1px solid var(--linka);font-size:15.6px}
.tbl tr:last-child td{border-bottom:0}
.tbl td.c{white-space:nowrap;font-weight:700;color:var(--dub);font-family:'Bitter',serif}
@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 */
.form{background:var(--krem);border:1px solid var(--linka);border-radius:20px;padding:30px}
.form .rada{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form .pole{margin-bottom:14px}
.form label{display:block;font-size:14px;font-weight:600;margin-bottom:6px}
.form input,.form select,.form textarea{width:100%;min-height:48px;border-radius:10px;border:1px solid var(--linka);padding:12px 14px;font-size:16px;font-family:inherit;background:var(--papir);color:var(--tm)}
.form textarea{min-height:120px;resize:vertical}
.form .pozn{font-size:13.4px;color:var(--sedy);margin-top:10px}
@media(max-width:700px){.form .rada{grid-template-columns:1fr}}

/* patička */
footer{background:var(--tm);color:#d7c8b6;padding:52px 0 0;margin-top:0}
footer h4{color:#fff;font-size:16px;margin-bottom:14px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:34px}
footer p{font-size:15px;color:#b8a695;max-width:340px}
footer ul{list-style:none;font-size:15px}
footer li{margin-bottom:9px}
footer a{color:#d7c8b6;text-decoration:none}
footer a:hover{color:#fff}
footer .logo{color:#fff;margin-bottom:14px}
footer .copy{border-top:1px solid #45332a;padding:18px 0;font-size:13.6px;color:#9c8b7c;text-align:center}
footer .copy a{color:var(--dub2)}
@media(max-width:900px){footer .cols{grid-template-columns:1fr;gap:26px}}

.telfab{position:fixed;right:18px;bottom:80px;z-index:70;width:56px;height:56px;border-radius:50%;background:var(--dub);color:#fff;display:none;place-items:center;box-shadow:0 8px 22px -6px rgba(169,113,47,.8);text-decoration:none}
@media(max-width:900px){.telfab{display:grid}}

/* ---------- Kalkulačky ---------- */
.kal-taby{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.kal-tab{border:1.5px solid var(--linka);background:var(--papir);color:var(--sedy);font-family:inherit;font-size:15px;font-weight:600;padding:11px 20px;border-radius:11px;cursor:pointer}
.kal-tab.akt{background:var(--tm);border-color:var(--tm);color:#fff}
.kal-panel{display:none}
.kal-panel.akt{display:block}
.kal-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:start}
.kal-box{background:var(--papir);border:1px solid var(--linka);border-radius:20px;padding:26px}
.kal-krok{margin-bottom:26px}
.kal-krok:last-child{margin-bottom:0}
.kal-nadpis{display:flex;align-items:center;gap:10px;font-family:'Bitter',serif;font-size:17px;font-weight:700;margin-bottom:14px}
.kal-nadpis span{width:26px;height:26px;border-radius:8px;background:var(--dub);color:#fff;font-size:14px;display:grid;place-items:center;flex:0 0 auto}
.kal-rada{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.kal-rada--2{grid-template-columns:1fr 1fr}
.kal-pole label{display:block;font-size:13.6px;font-weight:600;color:var(--tm2);margin-bottom:5px}
.kal-pole input,.kal-pole select{width:100%;height:46px;border:1px solid var(--linka);border-radius:10px;padding:0 13px;font-size:16px;font-family:inherit;background:#fff;color:var(--tm)}
.kal-pole input:focus,.kal-pole select:focus{outline:0;border-color:var(--dub);box-shadow:0 0 0 3px rgba(169,113,47,.15)}
.kal-volba{display:flex;align-items:flex-start;gap:10px;padding:11px 13px;border:1px solid var(--linka);border-radius:11px;margin-bottom:8px;cursor:pointer;background:#fff;font-size:15.2px;line-height:1.5}
.kal-volba:hover{border-color:var(--dub2)}
.kal-volba input{margin-top:3px;width:18px;height:18px;flex:0 0 auto;accent-color:var(--dub)}
.kal-volba b{display:block;font-weight:600;color:var(--tm)}
.kal-volba small{color:var(--sedy);font-size:13.4px}
.kal-volba .pr{margin-left:auto;white-space:nowrap;font-weight:700;color:var(--dub);font-size:14.4px}
.kal-prep{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.kal-prep button{border:1.5px solid var(--linka);background:#fff;border-radius:11px;padding:12px 8px;cursor:pointer;font-family:inherit;text-align:center}
.kal-prep button.akt{border-color:var(--dub);background:#fdf6ee}
.kal-prep b{display:block;font-size:14.6px;color:var(--tm);font-weight:700}
.kal-prep small{font-size:12.6px;color:var(--sedy)}

.kal-vysl{background:var(--tm);color:#eadfd2;border-radius:20px;padding:26px;position:sticky;top:96px}
.kal-vysl h3{color:#fff;font-size:19px;margin-bottom:16px}
.kal-radek{display:flex;justify-content:space-between;gap:12px;font-size:14.8px;padding:9px 0;border-bottom:1px solid #4a3729;color:#c9b8a4}
.kal-radek b{color:#fff;font-weight:600;white-space:nowrap}
.kal-celkem{display:flex;justify-content:space-between;align-items:baseline;margin-top:16px;padding-top:16px;border-top:2px solid var(--dub)}
.kal-celkem span{font-size:15px;color:#c9b8a4}
.kal-celkem b{font-family:'Bitter',serif;font-size:32px;color:#fff;line-height:1}
.kal-pozn{font-size:12.8px;color:#a08d7d;line-height:1.55;margin-top:12px}
.kal-form{margin-top:20px;padding-top:20px;border-top:1px solid #4a3729}
.kal-form h4{color:#fff;font-size:16px;margin-bottom:12px}
.kal-form input,.kal-form textarea{width:100%;border:1px solid #56412f;background:#3d2b21;color:#fff;border-radius:10px;padding:11px 13px;font-size:15.4px;font-family:inherit;margin-bottom:9px}
.kal-form textarea{min-height:80px;resize:vertical}
.kal-form input::placeholder,.kal-form textarea::placeholder{color:#9a8877}
.kal-form button{width:100%;height:48px;border:0;border-radius:11px;background:var(--dub);color:#fff;font-family:inherit;font-size:15.5px;font-weight:700;cursor:pointer}
.kal-form button:hover{background:#96632a}
.kal-form .gdpr{font-size:12.4px;color:#a08d7d;line-height:1.55;margin-top:10px}
.kal-hotovo{background:#25402c;border:1px solid #3d6647;border-radius:16px;padding:22px;color:#d6f0dc;font-size:15.2px;line-height:1.6}
.kal-hotovo b{display:block;color:#fff;font-family:'Bitter',serif;font-size:18px;margin-bottom:6px}
@media(max-width:900px){
  .kal-grid{grid-template-columns:1fr}
  .kal-vysl{position:static}
  .kal-rada{grid-template-columns:1fr 1fr}
  .kal-prep{grid-template-columns:1fr}
}

/* ---------- Detail vzorku (lightbox) ---------- */
.vz-okno{position:fixed;inset:0;z-index:200;background:rgba(45,33,26,.72);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;padding:22px}
.vz-okno.otevreno{display:flex}
.vz-panel{background:var(--papir);border-radius:22px;max-width:940px;width:100%;max-height:92vh;overflow:auto;display:grid;grid-template-columns:1.05fr .95fr;box-shadow:0 30px 80px -20px rgba(45,33,26,.7)}
.vz-foto{position:relative;background:#e8ddcd}
.vz-foto img{width:100%;height:100%;object-fit:cover;min-height:340px}
.vz-zoom{position:absolute;left:14px;bottom:14px;background:rgba(45,33,26,.82);color:#fff;font-size:12.5px;font-weight:600;padding:7px 13px;border-radius:999px}
.vz-text{padding:30px 30px 34px;display:flex;flex-direction:column}
.vz-text .stitek{display:inline-block;align-self:flex-start;background:#fdf3e7;color:var(--dub);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:5px 12px;border-radius:999px;margin-bottom:12px}
.vz-text h3{font-size:26px;margin-bottom:10px}
.vz-text p{color:var(--sedy);font-size:15.6px;margin-bottom:16px}
.vz-vlastnosti{list-style:none;margin:0 0 18px;font-size:15px}
.vz-vlastnosti li{display:flex;gap:9px;padding:7px 0;border-bottom:1px dashed var(--linka);color:var(--tm2)}
.vz-vlastnosti li:last-child{border:0}
.vz-vlastnosti b{margin-left:auto;color:var(--tm)}
.vz-cena{font-family:'Bitter',serif;font-size:26px;color:var(--dub);margin-bottom:16px}
.vz-cena small{font-size:14px;color:var(--sedy);font-family:'Source Sans 3',sans-serif;display:block;font-weight:400}
.vz-akce{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto}
.vz-zavri{position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:50%;border:0;background:rgba(45,33,26,.72);color:#fff;font-size:20px;cursor:pointer;line-height:1;z-index:2}
.vz-prep{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.vz-prep button{border:1.5px solid var(--linka);background:#fff;border-radius:9px;padding:7px 12px;font-family:inherit;font-size:13.4px;font-weight:600;color:var(--sedy);cursor:pointer}
.vz-prep button.akt{border-color:var(--dub);background:#fdf6ee;color:var(--tm)}
@media(max-width:820px){.vz-panel{grid-template-columns:1fr}.vz-foto img{min-height:220px;max-height:38vh}.vz-text{padding:22px}}