*{margin:0;padding:0;box-sizing:border-box}
:root{
  --blue:#006BFF;
  --blue2:#00A3FF;
  --dark:#071827;
  --text:#193044;
  --muted:#607284;
  --soft:#F3F8FF;
  --line:rgba(0,107,255,.12);
  --white:#fff;
  --shadow:0 24px 70px rgba(0,50,120,.16);
  --radius:28px;
}
html{scroll-behavior:smooth}
body{font-family:Inter,Arial,sans-serif;background:#fff;color:var(--dark);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1180px,92%);margin:auto}

.top-strip{background:var(--dark);color:#fff;font-size:14px}
.top-strip .container{display:flex;justify-content:space-between;gap:18px;padding:9px 0;flex-wrap:wrap}
.top-strip a{color:#fff;font-weight:800}

.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.9);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.logo{display:flex;align-items:center;gap:11px;font-size:20px;font-weight:900}
.logo-mark{width:44px;height:44px;border-radius:15px;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;display:grid;place-items:center;box-shadow:0 16px 30px rgba(0,107,255,.25)}
.nav-links{display:flex;gap:22px;font-weight:800;color:#20384d}
.nav-links a{transition:.2s}
.nav-links a:hover,.nav-links a.active{color:var(--blue)}
.header-call{background:var(--blue);color:#fff;padding:13px 19px;border-radius:999px;font-weight:900;box-shadow:0 14px 32px rgba(0,107,255,.32)}
.menu-toggle{display:none;background:none;border:0;flex-direction:column;gap:5px}
.menu-toggle span{width:27px;height:3px;border-radius:4px;background:var(--dark)}

.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:16px 24px;font-weight:900;transition:.25s}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 18px 42px rgba(0,107,255,.38)}
.btn-primary:hover,.header-call:hover{transform:translateY(-2px)}
.btn-secondary{background:#fff;color:var(--blue);border:1px solid var(--line)}
.btn-light{background:#fff;color:var(--blue)}

.hero{position:relative;background:radial-gradient(circle at 84% 10%,rgba(0,107,255,.22),transparent 30%),linear-gradient(140deg,#fff 0%,#edf6ff 100%);padding:88px 0 76px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.eyebrow{display:inline-flex;background:#eaf3ff;color:var(--blue);padding:9px 14px;border-radius:999px;font-weight:900;text-transform:uppercase;font-size:13px;letter-spacing:.08em;margin-bottom:20px}
h1{font-size:clamp(42px,6vw,76px);line-height:.96;letter-spacing:-.06em;margin-bottom:24px}
.hero p,.page-hero p{font-size:20px;color:var(--muted);max-width:660px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:32px 0}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}
.hero-stats div{background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:22px;padding:16px;box-shadow:0 12px 40px rgba(0,50,120,.08)}
.hero-stats strong{display:block;font-size:28px;color:var(--blue);line-height:1}
.hero-stats span{font-size:13px;color:var(--muted);font-weight:800}

.ac-visual{min-height:500px;display:grid;place-items:center}
.ac-card{position:relative;width:100%;max-width:530px;height:430px;background:linear-gradient(160deg,#fff,#f1f7ff);border:1px solid var(--line);border-radius:42px;box-shadow:var(--shadow);overflow:hidden}
.ac-card:before{content:"";position:absolute;width:330px;height:330px;border-radius:50%;background:rgba(0,107,255,.18);filter:blur(42px);right:-90px;top:-90px}
.ac-unit{position:absolute;left:50%;top:37%;transform:translate(-50%,-50%);width:78%;height:138px;background:#fff;border-radius:26px;box-shadow:0 34px 70px rgba(0,30,80,.18);border:1px solid #e4eef8}
.ac-unit:before{content:"";position:absolute;left:8%;right:8%;bottom:28px;height:10px;background:#dbe8f4;border-radius:999px}
.air-line{position:absolute;left:18%;width:64%;height:3px;background:linear-gradient(90deg,transparent,var(--blue2),transparent);border-radius:999px;animation:air 2.4s infinite ease-in-out}
.air-line:nth-child(1){bottom:-46px}.air-line:nth-child(2){bottom:-76px;animation-delay:.35s}.air-line:nth-child(3){bottom:-106px;animation-delay:.7s}
@keyframes air{0%,100%{opacity:.15;transform:translateY(0)}50%{opacity:1;transform:translateY(12px)}}
.temp-badge,.service-badge{position:absolute;background:#fff;border-radius:999px;padding:13px 18px;font-weight:900;box-shadow:0 18px 45px rgba(0,50,120,.18)}
.temp-badge{right:34px;top:34px;color:var(--blue);font-size:24px}
.service-badge{left:34px;bottom:34px;color:#23384a}

section{padding:92px 0}
.section-head{margin-bottom:38px}
.section-head.center{text-align:center}
.section-head span{color:var(--blue);font-weight:900;text-transform:uppercase;font-size:13px;letter-spacing:.12em}
.section-head h2{font-size:clamp(32px,4vw,52px);letter-spacing:-.04em;line-height:1.05;margin-top:10px}
.section-head p{color:var(--muted);font-size:18px;max-width:820px;margin:16px auto 0}
.soft{background:var(--soft)}

.intro-row{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch}
.intro-box,.white-box{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:38px;border:1px solid var(--line)}
.intro-box h2,.white-box h2{font-size:38px;line-height:1.08;letter-spacing:-.04em;margin-bottom:18px}
.intro-box p,.white-box p{color:var(--muted)}
.quick-list{display:grid;gap:14px}
.quick-list div{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px;display:flex;gap:12px;align-items:flex-start}
.quick-list b{color:var(--blue);font-size:22px}

.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.service-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:0 18px 55px rgba(0,50,120,.08);transition:.25s;min-height:230px}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.icon{font-size:36px;margin-bottom:18px}
.service-card h3{font-size:23px;margin-bottom:10px}
.service-card p{color:var(--muted)}
.service-card a{margin-top:18px;color:var(--blue);font-weight:900;display:inline-flex}

.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
.feature-list{display:grid;gap:16px}
.feature-list div{display:flex;gap:14px;align-items:flex-start;background:#fff;border-radius:22px;padding:20px;border:1px solid var(--line);box-shadow:0 12px 40px rgba(0,50,120,.06)}
.feature-list strong{color:var(--blue);font-size:22px}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{background:#fff;border-radius:26px;padding:26px;border:1px solid var(--line)}
.step b{color:var(--blue);font-size:28px}.step h3{margin:10px 0}.step p{color:var(--muted)}

.brand-cloud{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.brand-cloud span{background:#fff;border:1px solid var(--line);padding:13px 18px;border-radius:999px;font-weight:900;color:#25394b;box-shadow:0 12px 32px rgba(0,50,120,.07)}

.clients-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.clients-grid span{background:#fff;border-radius:18px;padding:18px;text-align:center;font-weight:800;border:1px solid var(--line)}

.cta-band{background:linear-gradient(135deg,var(--blue),#003fbd);color:#fff}
.cta-grid{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta-grid h2{font-size:clamp(30px,4vw,50px);line-height:1.08;letter-spacing:-.04em}
.cta-grid p{opacity:.85;margin-top:10px}

.page-hero{background:radial-gradient(circle at 82% 12%,rgba(0,107,255,.2),transparent 28%),linear-gradient(140deg,#fff,#eef6ff);padding:90px 0}
.page-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}

.cool-graphic,.heat-graphic,.repair-graphic,.gallery-graphic,.contact-graphic{height:420px;border-radius:42px;background:linear-gradient(145deg,#fff,#e8f3ff);box-shadow:var(--shadow);border:1px solid var(--line);position:relative;overflow:hidden}
.cool-graphic:before{content:"";position:absolute;inset:55px 50px auto 50px;height:115px;background:#fff;border-radius:28px;box-shadow:0 30px 70px rgba(0,40,100,.16)}
.cool-graphic:after{content:"❄";position:absolute;right:70px;bottom:70px;font-size:110px;color:rgba(0,107,255,.22)}
.heat-graphic{background:linear-gradient(145deg,#fff7ef,#eef6ff)}
.heat-graphic:before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,#ff9f43,transparent 65%);left:50%;top:50%;transform:translate(-50%,-50%);opacity:.55}
.heat-graphic:after{content:"🔥";position:absolute;font-size:120px;left:50%;top:50%;transform:translate(-50%,-50%)}
.repair-graphic:after{content:"🛠️";position:absolute;font-size:130px;left:50%;top:50%;transform:translate(-50%,-50%)}
.gallery-graphic:before{content:"";position:absolute;inset:34px;background:linear-gradient(135deg,#fff,#dcecff);border-radius:32px;box-shadow:inset 0 0 0 1px var(--line)}
.gallery-graphic:after{content:"GALERIJA";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-weight:900;font-size:42px;color:var(--blue)}
.contact-graphic:after{content:"☎";position:absolute;font-size:130px;color:var(--blue);left:50%;top:50%;transform:translate(-50%,-50%)}

.product-row{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.product-card{background:#fff;border-radius:28px;border:1px solid var(--line);overflow:hidden;box-shadow:0 18px 55px rgba(0,50,120,.08)}
.product-img{height:220px;background:linear-gradient(145deg,#eef7ff,#fff);position:relative}
.product-img:after{content:"";position:absolute;left:12%;right:12%;top:42%;height:68px;border-radius:20px;background:#fff;box-shadow:0 18px 45px rgba(0,40,100,.14)}
.product-card div:last-child{padding:24px}.product-card p{color:var(--muted)}

.comparison{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.compare-card{background:#fff;border-radius:28px;border:1px solid var(--line);padding:30px;box-shadow:0 18px 55px rgba(0,50,120,.08)}
.compare-card ul{padding-left:20px;color:var(--muted)}
.compare-card li{margin:8px 0}

.gallery-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}
.gallery-tile{min-height:265px;border-radius:34px;background:linear-gradient(145deg,#fff,#eaf4ff);box-shadow:var(--shadow);border:1px solid var(--line);position:relative;overflow:hidden}
.gallery-tile.big{min-height:550px}
.gallery-tile:before{content:"";position:absolute;left:10%;right:10%;top:35%;height:88px;background:#fff;border-radius:24px;box-shadow:0 20px 50px rgba(0,50,120,.14)}
.gallery-stack{display:grid;gap:22px}

.faq-list{max-width:860px;margin:auto;display:grid;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden}
.faq-item button{width:100%;padding:22px;border:0;background:#fff;text-align:left;font-size:17px;font-weight:900;color:var(--dark);cursor:pointer}
.faq-item p{display:none;padding:0 22px 22px;color:var(--muted)}
.faq-item.active p{display:block}

.contact{background:var(--soft)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px}
.contact-card,.contact-form{background:#fff;border-radius:var(--radius);padding:34px;box-shadow:var(--shadow);border:1px solid var(--line)}
.contact-card span{color:var(--blue);font-weight:900;text-transform:uppercase}
.contact-card h2{font-size:38px;line-height:1.05;margin:10px 0 22px}
.contact-card a{color:var(--blue);font-weight:900}
.contact-form{display:grid;gap:14px}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;padding:16px 18px;border:1px solid var(--line);border-radius:16px;font:inherit;outline:none}
.contact-form button{border:0;background:var(--blue);color:#fff;padding:17px 20px;border-radius:999px;font-weight:900;font-size:16px;cursor:pointer}

.footer{background:var(--dark);color:#fff;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:30px}
.footer p,.footer a{color:rgba(255,255,255,.72)}
.footer h4{margin-bottom:12px}
.footer-grid div{display:grid;gap:8px;align-content:start}
.copyright{border-top:1px solid rgba(255,255,255,.1);margin-top:34px;padding-top:22px}
.copyright a{color:#fff;font-weight:900}
.floating-call{position:fixed;right:22px;bottom:22px;width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff;font-size:25px;box-shadow:0 20px 40px rgba(0,107,255,.45);z-index:99}

@media(max-width:960px){
  .nav-links,.header-call{display:none}.menu-toggle{display:flex}
  .nav-links.active{position:absolute;left:4%;right:4%;top:108px;display:grid;background:#fff;border-radius:22px;padding:24px;box-shadow:var(--shadow);border:1px solid var(--line)}
  .hero-grid,.page-grid,.intro-row,.split,.contact-grid,.gallery-grid{grid-template-columns:1fr}
  .service-grid,.steps,.clients-grid,.product-row,.comparison{grid-template-columns:1fr 1fr}
  .cta-grid{display:grid;text-align:center}
}
@media(max-width:620px){
  .top-strip .container{display:none}
  .container{width:90%}section{padding:62px 0}.hero,.page-hero{padding:56px 0}
  h1{font-size:40px}.hero p,.page-hero p{font-size:17px}
  .hero-stats,.service-grid,.steps,.clients-grid,.footer-grid,.product-row,.comparison{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}.ac-card,.cool-graphic,.heat-graphic,.repair-graphic,.gallery-graphic,.contact-graphic{height:310px;border-radius:30px}
  .ac-visual{min-height:330px}.ac-unit{height:110px}
  .contact-card,.contact-form,.intro-box,.white-box{padding:26px}
  .floating-call{width:58px;height:58px;right:16px;bottom:16px}
  .gallery-tile.big{min-height:330px}
}