/* ROOFMAN v4 – rozcestník Střechy / Domy na klíč, přepínač webů, 3D v okně (verze 2) */

/* ---------- přepínač webů v hlavičce */
.hd-l{display:flex;align-items:center;gap:22px;min-width:0}
.sw-site{display:inline-flex;flex:none;padding:3px;border-radius:999px;box-shadow:inset 0 0 0 1px rgba(244,241,236,.18);background:rgba(244,241,236,.05)}
.sw-site a{padding:8px 15px;border-radius:999px;font:500 12.5px/1 var(--sans);letter-spacing:.02em;color:var(--on-2);white-space:nowrap;transition:background .35s var(--ease),color .35s}
.sw-site a:hover{color:var(--on)}
.sw-site a.is-cur{background:var(--on);color:var(--night)}
.sw-site--m{align-self:flex-start;margin-bottom:26px}
.sw-site--m a{padding:11px 18px;font-size:14px}
.mnav .sw-site--m{opacity:0;transform:translateY(18px);transition:opacity .5s,transform .7s var(--ease-out)}
.menu-open .mnav .sw-site--m{opacity:1;transform:none}
.hd-nav a{white-space:nowrap}
@media (max-width:1560px){.hd-tel{display:none}}
@media (max-width:1400px){.hd-nav{gap:22px}.hd-nav a{font-size:13.5px}}
@media (max-width:1280px){.hd-nav{display:none}.hd-burger{display:flex}}
@media (max-width:760px){.hd .sw-site{display:none}}

/* ---------- odkaz na druhý web v úvodu */
.hero-alt{display:inline-flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin-top:26px;font-size:14.5px;color:var(--on-2);align-self:flex-start}
.hero-alt b{display:inline-flex;align-items:center;gap:8px;font-weight:500;color:var(--on);border-bottom:1px solid rgba(244,241,236,.35);padding-bottom:3px;transition:border-color .35s,gap .35s var(--ease)}
.hero-alt:hover b{border-color:var(--red);gap:12px}
.hero-alt svg{width:15px;height:15px}
@media (max-width:760px){.hero-alt{margin-top:16px;font-size:13.5px}.hero .hero-cta .btn--ghost{display:none}.hero .hero-c{padding-bottom:100px}.hero .lead{font-size:16px}}

.lnk-u{border-bottom:1px solid currentColor;padding-bottom:1px;color:var(--on);transition:color .3s,border-color .3s}
.lnk-u:hover{color:var(--red);border-color:var(--red)}
.light .lnk-u{color:var(--ink)}

/* ---------- poptávka: přechod na druhý web */
.wz-sw{display:flex;justify-content:space-between;align-items:center;gap:10px 18px;flex-wrap:wrap;margin-top:18px;padding:16px 20px;border:1px dashed var(--line-2);border-radius:var(--r);font-size:14.5px;color:#4b4f56;transition:border-color .3s,background .3s}
.wz-sw b{display:inline-flex;align-items:center;gap:8px;font-weight:500;color:var(--red-2);white-space:nowrap}
.wz-sw svg{width:16px;height:16px;transition:transform .35s var(--ease)}
.wz-sw:hover{border-color:var(--red);background:var(--rose)}
.wz-sw:hover svg{transform:translateX(4px)}

/* ---------- kontakt: karta druhé divize */
.tm.tm--sw{opacity:.86;transition:opacity .3s}
.tm.tm--sw:hover{opacity:1}
.tm-go{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--on);white-space:nowrap}
.tm-go svg{width:15px;height:15px;transition:transform .35s var(--ease)}
.tm--sw:hover .tm-go svg{transform:translateX(4px)}

/* ---------- verze 2: tlačítko 3D a okno s modelem */
.m3d-cta{display:inline-flex;align-items:center;gap:16px;margin-top:30px;padding:12px 26px 12px 12px;border-radius:999px;box-shadow:inset 0 0 0 1px rgba(244,241,236,.2);background:rgba(244,241,236,.05);text-align:left;transition:background .35s,box-shadow .35s}
.m3d-cta:hover{background:rgba(244,241,236,.1);box-shadow:inset 0 0 0 1px rgba(244,241,236,.4)}
.m3d-cta-i{flex:none;width:48px;height:48px;border-radius:50%;background:var(--red);color:#fff;display:grid;place-items:center;box-shadow:0 14px 30px -14px rgba(208,33,45,.9)}
.m3d-cta-i svg{width:22px;height:22px;animation:m3dspin 6s var(--ease-io) infinite}
.m3d-cta b{display:block;font:500 15.5px/1.25 var(--sans);color:var(--on)}
.m3d-cta small{display:block;margin-top:3px;font-size:12.5px;line-height:1.35;color:var(--on-2)}
@keyframes m3dspin{0%,70%{transform:rotateY(0)}85%{transform:rotateY(180deg)}100%{transform:rotateY(360deg)}}
@media (prefers-reduced-motion:reduce){.m3d-cta-i svg{animation:none}}
html.m3d-open{overflow:hidden}
.m3d{position:fixed;inset:0;z-index:120;display:flex;align-items:center;justify-content:center;padding:18px;background:rgba(6,7,8,.74);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);opacity:0;transition:opacity .35s var(--ease)}
.m3d[hidden]{display:none}
.m3d.is-on{opacity:1}
.m3d-in{position:relative;width:min(1320px,100%);max-height:calc(100vh - 36px);max-height:calc(100svh - 36px);overflow:auto;overscroll-behavior:contain;border-radius:12px;background:var(--ivory);box-shadow:0 60px 120px -40px rgba(0,0,0,.8);transform:translateY(26px) scale(.985);transition:transform .5s var(--ease-out)}
.m3d.is-on .m3d-in{transform:none}
.m3d-x{position:sticky;top:14px;z-index:20;float:right;margin:14px 14px -58px 0;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:#fff;box-shadow:0 10px 24px -10px rgba(0,0,0,.6);transition:background .3s,transform .3s}
.m3d-x:hover{background:var(--red);transform:rotate(90deg)}
.m3d-x svg{width:18px;height:18px}
.m3d .ds-sec{padding:58px 0 46px;min-height:0}
.m3d .ds-sec .chap-n{display:none}
.m3d .ds-sec .sec-h{margin-bottom:28px}
.m3d .ds-sec .h-l{font-size:clamp(34px,4.2vw,58px)}
.m3d .ds .ds-stage{top:0}
@media (max-width:760px){
  .m3d{padding:0}
  .m3d-in{width:100%;height:100%;max-height:none;border-radius:0}
  .m3d-x{margin:max(10px,env(safe-area-inset-top,0px)) 10px -54px 0;top:10px}
  .m3d .ds-sec{padding-top:62px}
  .m3d .ds-sec .lead{display:none}
  .m3d .ds-sec .sec-h{margin-bottom:18px}
  .m3d .ds-sec .h-l{font-size:36px}
  .m3d-cta{width:100%;padding-right:18px}
}

/* ---------- ROZCESTNÍK */
.gate-b{background:var(--night)}
.gate{position:relative;min-height:100vh;min-height:100svh;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;padding:0 max(28px,env(safe-area-inset-right,0px)) 0 max(28px,env(safe-area-inset-left,0px));max-width:1760px;margin:0 auto}
.gate-hd{display:flex;justify-content:space-between;align-items:center;height:var(--hdr);margin-top:env(safe-area-inset-top,0px)}
.gate-logo{width:176px;height:auto}
.gate-tel{display:inline-flex;align-items:center;gap:10px;font-size:14px;color:var(--on-2);transition:color .3s}
.gate-tel:hover{color:var(--on)}
.gate-tel svg{width:16px;height:16px}
.gate-q{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);align-items:end;gap:18px 60px;padding:clamp(14px,3.4vh,44px) 0 clamp(22px,3.8vh,44px)}
.gate-q .kick{grid-column:1/-1}
.gate-h{font:400 clamp(50px,7.2vw,120px)/.9 var(--serif);letter-spacing:-.02em}
.gate-h em{font-style:italic;color:var(--sand)}
.gate-h .ln{display:block;width:fit-content;overflow:hidden;padding:0 .04em .12em;margin-bottom:-.12em}
.gate-h .ln>span{display:inline-block;transform:translateY(112%);transition:transform 1.25s var(--ease-out)}
.gate-h .ln+.ln>span{transition-delay:.12s}
.gate.is-in .gate-h .ln>span{transform:none}
.gate-sub{justify-self:end;max-width:42ch;color:var(--on-2);font-size:clamp(15px,1.12vw,17px);line-height:1.6}
.gate .kick,.gate-sub,.gate-hd,.gate-ft{opacity:0;transition:opacity 1s var(--ease) .35s}
.gate.is-in .kick,.gate.is-in .gate-sub,.gate.is-in .gate-hd,.gate.is-in .gate-ft{opacity:1}
.gate-g{display:flex;gap:14px;min-height:clamp(380px,56vh,760px)}
.gate-c{position:relative;flex:1 1 0;min-width:0;border-radius:6px;overflow:hidden;isolation:isolate;clip-path:inset(100% 0 0 0 round 6px);transition:clip-path 1.35s var(--ease-io),flex-grow 1s var(--ease-out),opacity .6s}
.gate-c+.gate-c{transition-delay:.12s,0s,0s}
.gate.is-in .gate-c{clip-path:inset(0 0 0 0 round 6px)}
.gate[data-hov=roof] .gate-c[data-k=roof],.gate[data-hov=house] .gate-c[data-k=house]{flex-grow:1.32}
.gate-f{position:absolute;inset:0;z-index:-2;margin:0}
.gate-f img{width:100%;height:100%;object-fit:cover;transform:scale(1.16);transition:transform 3s var(--ease-out),filter .8s var(--ease)}
.gate.is-in .gate-f img{transform:scale(1.04)}
.gate-c:hover .gate-f img,.gate-c:focus-visible .gate-f img{transform:scale(1)}
.gate-c::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(11,12,14,.2) 0%,rgba(11,12,14,0) 24%,rgba(11,12,14,.42) 50%,rgba(11,12,14,.9) 100%);transition:opacity .6s}
.gate-c::before{content:"";position:absolute;inset:0;z-index:-1;background:rgba(11,12,14,.5);opacity:0;transition:opacity .6s}
.gate[data-hov] .gate-c:not(:hover):not(:focus-visible)::before{opacity:1}
.gate-c:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.gate-t{position:absolute;left:0;right:0;bottom:0;display:grid;justify-items:start;gap:10px;padding:clamp(22px,2.8vw,44px)}
.gate-t>*{opacity:0;transform:translateY(18px);transition:opacity .9s var(--ease),transform 1.1s var(--ease-out)}
.gate.is-in .gate-t>*{opacity:1;transform:none}
.gate.is-in .gate-t>:nth-child(1){transition-delay:.55s}.gate.is-in .gate-t>:nth-child(2){transition-delay:.62s}.gate.is-in .gate-t>:nth-child(3){transition-delay:.7s}.gate.is-in .gate-t>:nth-child(4){transition-delay:.78s}.gate.is-in .gate-t>:nth-child(5){transition-delay:.86s}
.gate-t small{font:500 11.5px/1 var(--sans);letter-spacing:.22em;text-transform:uppercase;color:var(--on-2)}
.gate-t h2{font:400 clamp(42px,4.8vw,80px)/.95 var(--serif);letter-spacing:-.015em}
.gate-t p{max-width:40ch;color:rgba(244,241,236,.8);font-size:15.5px;line-height:1.55}
.gate-go{margin-top:10px;display:inline-flex;align-items:center;gap:12px;height:54px;padding:0 26px;border-radius:999px;background:var(--on);color:var(--night);font:500 15px/1 var(--sans);transition:background .35s,color .35s,box-shadow .35s}
.gate-go svg{width:17px;height:17px;transition:transform .35s var(--ease)}
.gate-c:hover .gate-go,.gate-c:focus-visible .gate-go{background:var(--red);color:#fff;box-shadow:0 18px 40px -18px rgba(208,33,45,.9)}
.gate-c:hover .gate-go svg{transform:translateX(4px)}
.gate-who{font-size:12.5px;letter-spacing:.03em;color:var(--on-3)}
.gate-ft{display:flex;justify-content:space-between;gap:10px 24px;flex-wrap:wrap;padding:18px 0 max(20px,env(safe-area-inset-bottom,0px));font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--on-3)}
.gate-ft a:hover{color:var(--on)}
/* odchod na zvolený web */
.gate[data-go] .gate-q,.gate[data-go] .gate-ft,.gate[data-go] .gate-hd{opacity:0;transition:opacity .45s}
.gate[data-go=roof] .gate-c[data-k=roof],.gate[data-go=house] .gate-c[data-k=house]{flex-grow:8}
.gate[data-go=roof] .gate-c[data-k=house],.gate[data-go=house] .gate-c[data-k=roof]{opacity:0}
.gate[data-go] .gate-t>*{opacity:0;transition:opacity .35s}
@media (max-width:980px){
  .gate-q{grid-template-columns:minmax(0,1fr)}
  .gate-sub{justify-self:start}
}
@media (max-width:760px){
  .gate{padding:0 max(16px,env(safe-area-inset-right,0px)) 0 max(16px,env(safe-area-inset-left,0px));grid-template-rows:auto auto auto auto}
  .gate-hd{height:64px}
  .gate .kick{gap:10px;font-size:10.5px;letter-spacing:.18em}.gate .kick::before{width:22px}
  .gate-logo{width:150px}
  .gate-tel span{font-size:13px}
  .gate-q{padding:4px 0 18px;gap:12px}
  .gate-h{font-size:clamp(46px,13.5vw,64px)}
  .gate-sub{font-size:14.5px}
  .gate-g{flex-direction:column;gap:10px;min-height:0}
  .gate-c{flex:none;height:max(250px,calc((100svh - 360px) / 2))}
  .gate[data-hov] .gate-c{flex-grow:0}
  .gate[data-hov] .gate-c:not(:hover)::before{opacity:0}
  .gate-t{padding:20px;gap:7px}
  .gate-t h2{font-size:40px}
  .gate-t p{font-size:14px;max-width:34ch}
  .gate-go{height:44px;padding:0 18px;font-size:13.5px;margin-top:6px}
  .gate-who{display:none}
  .gate-ft{justify-content:center;text-align:center;font-size:10.5px;padding-top:16px}
  .gate[data-go] .gate-c{transition:opacity .45s}
}
@media (prefers-reduced-motion:reduce){
  .gate-c,.gate-h .ln>span,.gate-t>*,.gate-f img{transition:none!important;clip-path:none!important;transform:none!important;opacity:1!important}
  .gate .kick,.gate-sub,.gate-hd,.gate-ft{opacity:1}
}

/* Typy domů: 4 karty přes celou šířku (bez prázdného šedého pole) */
[data-site="house"] .mat-tabs{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:1180px){[data-site="house"] .mat-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}}