:root{--blue:#0058c9;--dark:#03285c;--light:#f4f8ff;--text:#10233f}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:#fff}a{text-decoration:none;color:inherit}.container{width:min(1180px,92%);margin:auto}
.site-header{background:#fff;box-shadow:0 4px 20px rgba(0,0,0,.08);position:sticky;top:0;z-index:10}.nav{height:92px;display:flex;align-items:center;gap:28px}.logo{display:flex;align-items:center;gap:12px;color:var(--dark)}.logo strong{font-size:28px;line-height:1}.logo small{display:block;letter-spacing:9px;color:var(--blue);font-weight:800}.logo-icon{font-size:34px}.logo-icon .fa-snowflake{color:#0a78df}.logo-icon .fa-fire-flame-curved{color:#ff7b1a}.menu{display:flex;gap:26px;margin-left:auto;font-weight:700;font-size:14px}.menu a:first-child{color:var(--blue);border-bottom:3px solid var(--blue);padding-bottom:12px}.call-top{background:var(--dark);color:white;border-radius:60px;padding:13px 23px;display:flex;align-items:center;gap:12px}.call-top i{background:#fff;color:var(--blue);padding:15px;border-radius:50%}.call-top b{font-size:28px}
.hero{min-height:560px;background:linear-gradient(90deg,#fff 0,#f6fbff 55%,#eaf4ff 100%);overflow:hidden}.hero-inner{display:flex;align-items:center;min-height:560px}.hero-text{width:55%;z-index:2}.badge{display:inline-block;background:var(--blue);color:#fff;padding:12px 22px;border-radius:8px;font-weight:800;text-transform:uppercase}.hero h1{text-transform:uppercase;font-size:72px;line-height:.98;margin:28px 0 20px;color:var(--dark);font-weight:950}.hero h1::first-line{color:var(--dark)}.hero p{font-size:20px;max-width:660px;line-height:1.5}.features-mini{display:flex;gap:25px;margin-top:35px;flex-wrap:wrap}.features-mini div{display:flex;align-items:center;gap:12px;font-weight:800}.features-mini i{background:var(--blue);color:#fff;border-radius:50%;font-size:22px;padding:17px}
.hero-visual{position:relative;flex:1;height:520px}.blue-shape{position:absolute;right:-70px;top:0;width:520px;height:520px;background:linear-gradient(135deg,#0877e8,#033577);clip-path:polygon(28% 0,100% 0,100% 100%,0 100%);border-radius:20px}.ac-unit{position:absolute;top:105px;right:105px;width:430px;height:92px;background:linear-gradient(#fff,#dfe5ef);border-radius:14px;box-shadow:0 18px 40px rgba(0,0,0,.25)}.ac-unit:after{content:"";position:absolute;left:45px;right:45px;bottom:22px;height:5px;background:#1478db;border-radius:5px}.boiler{position:absolute;right:20px;top:210px;width:220px;height:300px;background:linear-gradient(90deg,#fff,#e6eaf1);border-radius:8px;box-shadow:0 18px 40px rgba(0,0,0,.25)}.boiler:before{content:"";position:absolute;top:-65px;right:40px;width:50px;height:85px;background:linear-gradient(90deg,#eee,#777,#fff);border-radius:28px}.boiler:after{content:"45°";position:absolute;bottom:65px;left:70px;background:#263748;color:#c6f6ff;padding:8px 16px;border-radius:4px}
.promise-bar{margin-top:-52px;position:relative;z-index:3;background:linear-gradient(90deg,#004292,#0063d8);color:#fff;border-radius:12px;display:grid;grid-template-columns:repeat(4,1fr);padding:25px 30px;box-shadow:0 18px 38px rgba(0,48,125,.25)}.promise-bar div{display:flex;align-items:center;gap:15px;border-right:1px solid rgba(255,255,255,.25);padding:0 15px}.promise-bar div:last-child{border:0}.promise-bar i{font-size:34px}.promise-bar b,.promise-bar span{display:block}
.section{padding:70px 0}.section-label{text-align:center;display:block;text-transform:uppercase;color:var(--blue);font-size:13px;font-weight:800}.section h2{text-align:center;font-size:34px;color:var(--dark);margin:10px 0 35px}.service-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.card{border:1px solid #d9e6f6;border-radius:12px;text-align:center;padding:32px 18px;background:#fff;box-shadow:0 8px 22px rgba(0,0,0,.04)}.card i{background:var(--blue);color:#fff;border-radius:50%;font-size:28px;padding:22px}.card h3{color:var(--dark)}.card p{font-size:14px;line-height:1.6}.card a{color:var(--blue);font-weight:800;font-size:13px}
.cta{background:linear-gradient(90deg,#004292,#0063d8);color:#fff;border-radius:12px;padding:26px 34px;display:flex;align-items:center;gap:28px}.cta>div:first-child i{font-size:42px}.cta h3{margin:4px 0 0}.cta a{margin-left:auto;border:1px solid rgba(255,255,255,.6);padding:12px 35px;border-radius:8px;text-align:center}.cta .whatsapp{margin-left:0;border-color:#3ce070}
.split-inner{display:grid;grid-template-columns:1fr 280px 1.4fr;gap:35px;align-items:center}.split h2{text-align:left;margin-bottom:20px}.split li{margin:13px 0;list-style:none}.split li:before{content:"✓";color:var(--blue);border:2px solid var(--blue);border-radius:50%;margin-right:10px;padding:1px 4px}.technician-card{height:280px;border-radius:50%;background:linear-gradient(135deg,#eaf4ff,#0a65cf);display:flex;align-items:center;justify-content:center}.technician-card i{font-size:130px;color:#fff}.reviews{display:grid;grid-template-columns:1fr 1fr;gap:18px}.reviews h2{grid-column:1/-1}.review-card{background:#fff;border:1px solid #d9e6f6;border-radius:12px;padding:25px;box-shadow:0 8px 22px rgba(0,0,0,.04)}.stars{color:#ffb400;font-size:22px}.review-card span{display:block;color:#667}
.areas{background:#f5f9ff;border-radius:12px;padding:25px;margin-bottom:45px}.areas div{display:flex;flex-wrap:wrap;gap:16px}.areas span{background:#fff;border:1px solid #d9e6f6;padding:12px 18px;border-radius:8px}
.contact{display:grid;grid-template-columns:1fr 2fr;gap:35px;align-items:center;background:#f8fbff;border-radius:14px;padding:35px;margin-bottom:0}.contact form{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}.contact textarea{grid-column:1/-1;height:90px}.contact input,.contact select,.contact textarea{border:1px solid #d5e2f1;border-radius:6px;padding:13px}.contact button{grid-column:1/-1;background:var(--blue);color:#fff;border:0;border-radius:6px;padding:14px;font-weight:800}
.footer{background:linear-gradient(90deg,#00306e,#0053b9);color:#fff;padding:50px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:35px}.footer a{display:block;margin:10px 0;color:#dbeaff}.footer .logo{color:#fff}.copyright{text-align:center;border-top:1px solid rgba(255,255,255,.2);margin-top:35px;padding-top:20px;color:#dbeaff}
@media(max-width:900px){.nav{height:auto;flex-wrap:wrap;padding:18px 0}.menu{display:none}.call-top{margin-left:auto}.hero-inner{display:block;padding:55px 0}.hero-text{width:100%}.hero h1{font-size:46px}.hero-visual{height:380px}.promise-bar,.service-grid,.split-inner,.footer-grid,.contact{grid-template-columns:1fr}.promise-bar div{border-right:0;border-bottom:1px solid rgba(255,255,255,.25);padding:15px}.reviews,.contact form{grid-template-columns:1fr}.cta{flex-direction:column;text-align:center}.cta a{margin-left:0;width:100%}}