:root{--ink:#07151c;--ink-2:#0b2029;--paper:#f2f5f3;--white:#fff;--ice:#72e6ff;--ice-2:#bdf4ff;--teal:#0d7f91;--muted:#99aeb5;--line:rgba(7,21,28,.16);--pad:clamp(1.25rem,4vw,4.5rem);--max:1280px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"Helvetica Neue",sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}body.menu-open{overflow:hidden}img{display:block;max-width:100%}a{color:inherit}button,input,textarea,select{font:inherit}.wrap{width:min(calc(100% - var(--pad)*2),var(--max));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:9999;top:1rem;left:1rem;transform:translateY(-200%);padding:.7rem 1rem;background:var(--ice);font-weight:700}.skip-link:focus{transform:none}.site-header{position:fixed;z-index:1000;top:0;left:0;right:0;height:84px;padding:0 var(--pad);display:flex;align-items:center;justify-content:space-between;color:#fff;border-bottom:1px solid rgba(255,255,255,.16);transition:.3s}.site-header.scrolled,.site-header.menu-active{height:70px;background:rgba(7,21,28,.95);backdrop-filter:blur(14px)}.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;text-transform:uppercase;line-height:.8;letter-spacing:.09em}.brand-mark{width:39px;height:30px;fill:none;stroke:var(--ice);stroke-width:2.5;stroke-linecap:round}.brand>span{display:grid;gap:.25rem;font-size:.78rem}.brand>span b:first-child{letter-spacing:.18em}.main-nav{display:flex;align-items:center;gap:clamp(1rem,2.2vw,2.2rem)}.main-nav a{text-decoration:none;text-transform:uppercase;font-size:.69rem;font-weight:800;letter-spacing:.12em}.main-nav a:not(.nav-cta){position:relative}.main-nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:100%;bottom:-.5rem;height:2px;background:var(--ice);transition:right .2s}.main-nav a:hover::after,.main-nav a.active::after{right:0}.nav-cta{padding:.65rem .9rem;border:1px solid var(--ice)}.nav-cta:hover{background:var(--ice);color:var(--ink)}.menu-toggle{display:none;width:42px;height:42px;padding:9px;border:0;background:none;cursor:pointer}.menu-toggle>span{display:block;height:2px;margin:5px 0;background:#fff;transition:.25s}.hero{position:relative;min-height:100svh;display:grid;grid-template-columns:1.05fr .95fr;grid-template-rows:1fr auto;overflow:hidden;background:var(--ink);color:#fff}.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 75% 35%,rgba(114,230,255,.15),transparent 31%),linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:auto,80px 80px,80px 80px}.hero-copy{position:relative;z-index:2;align-self:center;padding:9rem 3vw 6rem var(--pad)}.eyebrow{margin:0 0 1.4rem;color:var(--ice);font-size:.67rem;font-weight:800;letter-spacing:.17em;text-transform:uppercase}.eyebrow span{display:inline-block;width:1.8rem;height:1px;margin:0 .45rem .2rem;background:currentColor}.eyebrow.dark{color:#45616b}.hero h1,.section h2,.contact h2{margin:0;font-size:clamp(3.8rem,7.8vw,8.7rem);font-weight:800;line-height:.84;letter-spacing:-.065em;text-transform:uppercase}.hero h1 em,.section h2 em,.contact h2 em{color:var(--ice);font-style:normal}.hero-lead{max-width:670px;margin:2.1rem 0 0;color:#c4d2d6;font-size:clamp(1rem,1.4vw,1.23rem)}.hero-actions{display:flex;align-items:center;gap:1.2rem;margin-top:2rem}.button{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:.85rem 1.3rem;border:1px solid transparent;text-decoration:none;text-transform:uppercase;letter-spacing:.09em;font-size:.7rem;font-weight:800;cursor:pointer;transition:.2s}.button-primary{background:var(--ice);color:var(--ink)}.button-primary:hover{background:var(--ice-2);transform:translateY(-2px)}.button-link{color:#fff}.button-link span{margin-left:.65rem;color:var(--ice);font-size:1.1rem}.hero-visual{position:relative;z-index:1;align-self:center;display:flex;min-height:620px;align-items:center;justify-content:center;margin-top:5rem}.hero-visual img{position:relative;z-index:3;width:min(90%,720px);filter:drop-shadow(0 38px 35px rgba(0,0,0,.4))}.hero-visual>p{position:absolute;z-index:4;right:7%;bottom:13%;margin:0;padding:.6rem .8rem;background:rgba(7,21,28,.78);font-size:.66rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.hero-visual>p span{color:var(--ice)}.temperature{position:absolute;z-index:4;top:14%;right:8%;display:grid}.temperature small{color:var(--muted);font-size:.62rem;text-transform:uppercase;letter-spacing:.13em}.temperature strong{font-size:4.5rem;line-height:1;letter-spacing:-.07em}.temperature sup{color:var(--ice);font-size:.35em}.orbit{position:absolute;border:1px solid rgba(114,230,255,.28);border-radius:50%}.orbit-one{width:70%;aspect-ratio:1}.orbit-two{width:48%;aspect-ratio:1}.air-lines{position:absolute;z-index:0;top:0;right:0;width:52%;height:100%}.air-lines i{position:absolute;left:0;width:100%;height:1px;background:linear-gradient(90deg,transparent,var(--ice),transparent);opacity:.2;transform:rotate(-12deg)}.air-lines i:nth-child(1){top:22%}.air-lines i:nth-child(2){top:34%}.air-lines i:nth-child(3){top:47%}.air-lines i:nth-child(4){top:61%}.hero-stats{position:relative;z-index:2;grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.14)}.hero-stats>div{display:flex;align-items:center;gap:1rem;padding:1.35rem var(--pad);border-right:1px solid rgba(255,255,255,.14)}.hero-stats strong{color:var(--ice);font-size:2.5rem;line-height:1}.hero-stats span{color:#aebdc1;font-size:.68rem;line-height:1.35;letter-spacing:.08em;text-transform:uppercase}.section{padding:clamp(5rem,10vw,9rem) 0}.section-head{display:grid;grid-template-columns:1.5fr .65fr;gap:4rem;align-items:end;margin-bottom:4rem}.section h2,.contact h2{font-size:clamp(2.7rem,5.7vw,6rem)}.section h2 em,.contact h2 em{color:transparent;-webkit-text-stroke:1.4px currentColor}.section-head>p{margin:0 0 .5rem;color:#5a6c73;font-size:1.05rem}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.service-card{min-height:510px;padding:2rem;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.3s}.service-card:hover{background:var(--ink);color:#fff}.service-top{display:flex;justify-content:space-between;align-items:start}.service-top>span{font-size:.68rem;font-weight:800;letter-spacing:.15em;color:#60737b}.service-top svg{width:62px;fill:none;stroke:currentColor;stroke-width:1.5}.service-card:hover svg{stroke:var(--ice)}.service-card h3{margin:5rem 0 1rem;font-size:clamp(1.7rem,2.5vw,2.6rem);text-transform:uppercase}.service-card p{color:#5f727a}.service-card:hover p{color:#b6c5c9}.service-card ul{list-style:none;padding:0;margin:2rem 0 0}.service-card li{padding:.55rem 0;border-top:1px solid currentColor;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em}.comfort{display:grid;grid-template-columns:1fr 1fr;padding:0;background:var(--ink);color:#fff}.comfort-media{position:relative;display:grid;place-items:center;min-height:780px;overflow:hidden;background:#cfeef3}.comfort-media img{position:relative;z-index:2;width:100%;height:100%;object-fit:cover;mix-blend-mode:multiply;filter:saturate(.65)}.comfort-media::after{content:"";position:absolute;z-index:3;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(7,21,28,.7))}.comfort-ring{position:absolute;z-index:1;width:70%;aspect-ratio:1;border:2px solid var(--teal);border-radius:50%}.comfort-media>span{position:absolute;z-index:4;left:2rem;bottom:2rem;padding:.55rem .8rem;background:var(--ice);color:var(--ink);font-size:.65rem;font-weight:800;text-transform:uppercase;letter-spacing:.12em}.comfort-copy{display:flex;flex-direction:column;justify-content:center;padding:clamp(4rem,8vw,8rem)}.comfort-copy h2{margin-bottom:2rem}.feature-list{display:grid}.feature-list article{display:grid;grid-template-columns:46px 1fr;gap:1rem;padding:1.25rem 0;border-top:1px solid rgba(255,255,255,.16)}.feature-list article:last-child{border-bottom:1px solid rgba(255,255,255,.16)}.feature-list article>span{color:var(--ice);font-size:.68rem;font-weight:800}.feature-list h3{margin:0;text-transform:uppercase}.feature-list p{margin:.25rem 0 0;color:#aebdc1}.process{background:var(--ice)}.process .wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(3rem,8vw,8rem)}.process-title{position:sticky;top:110px;align-self:start}.process-steps{list-style:none;margin:0;padding:0}.process-steps li{display:grid;grid-template-columns:60px 1fr;gap:1rem;padding:1.7rem 0;border-top:1px solid rgba(7,21,28,.35)}.process-steps li:last-child{border-bottom:1px solid rgba(7,21,28,.35)}.process-steps>li>span{font-size:.7rem;font-weight:800}.process-steps h3{margin:0 0 .35rem;font-size:1.25rem;text-transform:uppercase}.process-steps p{margin:0}.references{background:var(--ink-2);color:#fff}.section-head.light>p{color:#9db0b6}.project-grid{display:grid;grid-template-columns:1fr 1.25fr;grid-template-rows:1fr 1fr;gap:1rem;min-height:760px}.project{position:relative;margin:0;overflow:hidden;background:#102630}.project-tall{grid-row:span 2}.project img{width:100%;height:100%;object-fit:cover;transition:transform .5s,filter .3s}.project:hover img{transform:scale(1.03);filter:brightness(.78)}.project figcaption{position:absolute;z-index:2;left:1.3rem;right:1.3rem;bottom:1.3rem;display:flex;justify-content:space-between;align-items:end;gap:1rem}.project figcaption::before{content:"";position:absolute;z-index:-1;inset:-4rem -1.3rem -1.3rem;background:linear-gradient(transparent,rgba(7,21,28,.9))}.project b{text-transform:uppercase}.project span{font-size:.63rem;text-transform:uppercase;letter-spacing:.12em}.reference-names{display:flex;justify-content:space-between;gap:2rem;margin-top:3rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.16)}.reference-names>span{color:var(--ice);font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.14em}.reference-names ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:flex-end;gap:.7rem}.reference-names li{padding:.5rem .75rem;border:1px solid rgba(255,255,255,.25);font-size:.78rem}.service-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(3rem,8vw,8rem);align-items:center}.service-detail-grid>div>p:not(.eyebrow){max-width:560px;color:#53666e}.button-dark{margin-top:1rem;background:var(--ink);color:#fff}.button-dark:hover{background:var(--teal)}.service-checklist{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.service-checklist li{position:relative;padding:1.05rem 1rem 1.05rem 2.3rem;border-bottom:1px solid var(--line);font-weight:700}.service-checklist li::before{content:"";position:absolute;left:.3rem;top:1.45rem;width:.8rem;height:.4rem;border-left:2px solid var(--teal);border-bottom:2px solid var(--teal);transform:rotate(-45deg)}.contact{display:grid;grid-template-columns:1fr 1fr;background:var(--ink);color:#fff}.contact-copy,.contact-form{padding:clamp(4rem,7vw,7rem)}.contact-copy{background:radial-gradient(circle at 10% 80%,rgba(114,230,255,.14),transparent 35%)}.contact-copy>p:not(.eyebrow):not(.coverage){max-width:580px;color:#b4c3c7}.contact-links{margin:2rem 0;display:grid}.contact-links a,.contact-links>div{display:flex;justify-content:space-between;gap:1rem;padding:1rem 0;border-top:1px solid rgba(255,255,255,.18);text-decoration:none}.contact-links a:hover strong{color:var(--ice)}.contact-links small{text-transform:uppercase;letter-spacing:.13em;color:#81979e;font-size:.65rem}.contact-links strong{text-align:right}.coverage{font-size:.82rem;color:#82989f}.contact-form{display:grid;align-content:center;gap:1rem;background:#0a2029}.contact-form h3{margin:0 0 1rem;font-size:1.8rem;text-transform:uppercase}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.contact-form label{display:grid;gap:.35rem;color:#a9bbc0;font-size:.62rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.contact-form input,.contact-form textarea,.contact-form select{width:100%;padding:.85rem 1rem;border:1px solid rgba(255,255,255,.25);border-radius:0;background:#0d2832;color:#fff;outline:none}.contact-form input:focus,.contact-form textarea:focus,.contact-form select:focus{border-color:var(--ice)}.contact-form textarea{resize:vertical}.contact-form .button{justify-self:start}.contact-form>small{color:#82979e}.footer{background:#041015;color:#fff}.footer-top{display:grid;grid-template-columns:1fr 1fr 1fr;align-items:end;gap:2rem;padding-top:3rem;padding-bottom:3rem}.footer-top p{margin:0;color:#81969d;font-size:.78rem}.footer-top>div{display:grid;gap:.2rem;text-align:right}.footer-top>div a{text-decoration:none}.footer-bottom{display:flex;justify-content:space-between;padding-top:1rem;padding-bottom:1rem;border-top:1px solid rgba(255,255,255,.13);color:#698188;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em}.footer-bottom p{margin:0}.reveal{opacity:0;transform:translateY(26px);transition:opacity .65s,transform .65s}.reveal.is-visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}}
@media(max-width:980px){.menu-toggle{display:block;z-index:3}.main-nav{position:fixed;inset:0;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:1.25rem;padding:7rem var(--pad) 3rem;background:var(--ink);transform:translateX(100%);transition:.3s}.main-nav.open{transform:none}.main-nav a{width:100%;padding:.25rem 0 .75rem;border-bottom:1px solid rgba(255,255,255,.15);font-size:clamp(1.25rem,5vw,2rem)}.main-nav .nav-cta{width:auto;padding:.8rem 1rem;border:1px solid var(--ice)}.site-header.menu-active{height:100svh;align-items:flex-start;padding-top:14px;overflow:hidden;background:var(--ink);backdrop-filter:none}.site-header.menu-active .brand,.site-header.menu-active .menu-toggle{position:relative;z-index:4}.menu-toggle[aria-expanded="true"]>span:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-toggle[aria-expanded="true"]>span:nth-child(2){opacity:0}.menu-toggle[aria-expanded="true"]>span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.hero{grid-template-columns:1fr;grid-template-rows:auto auto auto;padding-top:5rem}.hero-copy{padding-top:5rem;padding-bottom:1rem}.hero-visual{min-height:470px;margin-top:0}.hero-stats{grid-column:1;}.section-head{grid-template-columns:1fr;gap:1.5rem}.service-grid{grid-template-columns:1fr}.service-card{min-height:auto}.service-card h3{margin-top:2.5rem}.comfort{grid-template-columns:1fr}.comfort-media{min-height:60vw}.process .wrap{grid-template-columns:1fr}.process-title{position:static}.project-grid{min-height:650px}.service-detail-grid{grid-template-columns:1fr}.contact{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr 1fr}.footer-top>div{text-align:left}}
@media(max-width:680px){.site-header{height:70px}.hero h1{font-size:clamp(3.5rem,16vw,5.8rem)}.hero-copy{padding-inline:var(--pad)}.hero-actions{align-items:stretch;flex-direction:column}.button{width:100%}.hero-visual{min-height:360px}.temperature{top:5%;right:var(--pad)}.temperature strong{font-size:3.2rem}.hero-visual>p{right:var(--pad);bottom:7%;left:var(--pad);text-align:center}.hero-stats{grid-template-columns:1fr}.hero-stats>div{padding:.9rem var(--pad);border-bottom:1px solid rgba(255,255,255,.14)}.section{padding-block:5rem}.section h2,.contact h2{font-size:clamp(2.5rem,12vw,4rem)}.comfort-media{min-height:90vw}.comfort-copy{padding-inline:var(--pad)}.process-steps li{grid-template-columns:42px 1fr}.project-grid{grid-template-columns:1fr;grid-template-rows:none;min-height:0}.project,.project-tall{grid-row:auto;min-height:105vw}.reference-names{align-items:flex-start;flex-direction:column}.reference-names ul{justify-content:flex-start}.contact-copy,.contact-form{padding-inline:var(--pad)}.contact-links a,.contact-links>div{display:grid}.contact-links strong{text-align:left;font-size:.9rem}.field-row{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr}.footer-bottom{align-items:flex-start;flex-direction:column;gap:.3rem}}

/* Explicit stroke colours: currentColor is transparent on outlined words. */
.section h2 em,.contact h2 em{-webkit-text-stroke-color:var(--teal)}
.references .section-head h2 em,.comfort-copy h2 em,.contact h2 em{-webkit-text-stroke-color:var(--ice)}

/* Refined original logo palette and proportions. */
:root{--ice:#80bfea;--ice-2:#c0e1f5;--teal:#559bc8;--lime:#d0e388;--orange:#e04722}
.brand-mark{width:58px;height:auto;fill:initial;stroke:none}
.button:disabled{opacity:.55;cursor:not-allowed;transform:none}

/* Keep the climate unit at its intrinsic ratio when its width is responsive. */
.hero-visual img{height:auto}

/* Reference grid: equal cards keep older, smaller photos close to their native size. */
.project-grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:none;min-height:0}
.project{min-height:0;aspect-ratio:16/10}
.project-tall{grid-row:auto}

@media(max-width:680px){.project-grid{grid-template-columns:1fr}.project,.project-tall{min-height:0;aspect-ratio:4/3}}

.ai-disclosure{position:absolute;z-index:4;right:1rem;bottom:1rem;padding:.35rem .5rem;background:rgba(7,21,28,.72);color:#d7e3e6;font-size:.56rem;line-height:1.25;letter-spacing:.04em}
@media(max-width:680px){.comfort-media>span{left:.75rem;bottom:3.35rem}.ai-disclosure{right:.75rem;bottom:.75rem;max-width:11rem;text-align:right}}

/* Contact names deserve the same visual priority as their phone numbers. */
.contact-links a small{color:var(--ice);font-size:.78rem;font-weight:800;letter-spacing:.09em}

/* Barevně odlišené služby, jednotně zarovnané ikony a loga partnerů. */
.service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.service-card{display:flex;min-height:560px;flex-direction:column;position:relative;overflow:hidden}
.service-card::before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:var(--service-accent);transition:width .3s,opacity .3s}
.service-card.climate{--service-accent:#39c6e7;background:linear-gradient(145deg,rgba(114,230,255,.22),rgba(255,255,255,.72) 48%)}
.service-card.ventilation{--service-accent:#64bfa7;background:linear-gradient(145deg,rgba(105,210,181,.2),rgba(255,255,255,.72) 48%)}
.service-card.maintenance{--service-accent:#e45f52;grid-column:1/-1;display:grid;min-height:0;grid-template-columns:minmax(240px,.8fr) minmax(220px,.7fr) minmax(260px,1fr);gap:2rem;align-items:center;background:linear-gradient(110deg,rgba(228,95,82,.16),rgba(255,255,255,.74) 48%)}
.service-card:hover{color:var(--ink)}
.service-card:hover p{color:#40565e}
.service-card:hover::before{width:10px;opacity:.95}
.service-title{display:flex;align-items:center;justify-content:flex-start;gap:1.25rem;text-align:left}
.service-title svg{width:58px;min-width:58px;fill:none;stroke:var(--service-accent);stroke-width:1.7}
.service-title h3,.service-card h3{margin:0;font-size:clamp(1.7rem,2.5vw,2.6rem);text-align:left;text-transform:uppercase}
.service-card>p{margin-top:2.4rem}
.service-card.maintenance p,.service-card.maintenance ul{margin:0}
.service-partners{margin-top:auto;padding-top:2.2rem}
.service-partners>strong{display:block;margin-bottom:.8rem;color:#526970;font-size:.63rem;letter-spacing:.13em;text-transform:uppercase}
.partner-logos{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.55rem}
.partner-logos-wide{grid-template-columns:repeat(3,minmax(0,1fr))}
.partner-logos img{width:100%;height:58px;padding:.78rem;object-fit:contain;background:rgba(255,255,255,.9);border:1px solid rgba(7,21,28,.12)}
.partner-logos-wide img{height:54px}
.service-card:hover .service-title svg{stroke:var(--service-accent)}
.service-card:hover .service-partners>strong{color:#526970}
.service-card:hover .partner-logos img{background:#fff;border-color:rgba(255,255,255,.35)}
@media(max-width:980px){.service-grid{grid-template-columns:1fr}.service-card{min-height:0}.service-card.maintenance{grid-column:auto;display:flex;align-items:stretch}.service-card>p,.service-card.maintenance p{margin-top:2rem}.service-card.maintenance ul{margin-top:2rem}.service-partners{margin-top:2rem}}
@media(max-width:560px){.service-title{gap:.9rem}.service-title svg{width:48px;min-width:48px}.partner-logos,.partner-logos-wide{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Produkční stav kontaktního formuláře. */
.form-trap{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.form-status{display:none;margin:.25rem 0 0;padding:.75rem 1rem;border:1px solid rgba(114,230,255,.5);color:#d8f8ff}
.form-status.is-visible{display:block}
.form-status.is-error{border-color:rgba(228,95,82,.7);color:#ffd7d2}