*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:#10213b;background:#fff;line-height:1.6}.container{width:min(1120px,92%);margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid #e7ebf1}.nav-wrap{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand img{width:135px;height:auto;display:block}.nav{display:flex;align-items:center;gap:28px}.nav a{color:#10213b;text-decoration:none;font-weight:700;font-size:15px}.nav a:hover{color:#0877d1}.nav-cta{background:#f47a19;color:#fff!important;padding:11px 18px;border-radius:999px}.menu-toggle{display:none;border:0;background:none;font-size:30px;color:#10213b}.hero{background:linear-gradient(135deg,#071a33 0%,#0b2e55 58%,#0877d1 140%);color:#fff;padding:86px 0 72px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;align-items:center}.eyebrow{display:inline-block;font-size:12px;font-weight:900;letter-spacing:2px;color:#0877d1;margin-bottom:12px}.hero .eyebrow{color:#69c0ff}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.02;margin:0 0 22px;letter-spacing:-2px}.hero-text{font-size:20px;max-width:680px;color:#dbe8f6}.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin:30px 0}.btn{display:inline-flex;justify-content:center;align-items:center;text-decoration:none;border:0;cursor:pointer;font:inherit;font-weight:900;border-radius:8px;padding:14px 22px;min-height:50px}.btn-primary{background:#f47a19;color:#fff;box-shadow:0 10px 25px rgba(244,122,25,.22)}.btn-light{background:#fff;color:#10213b}.trust-row{display:flex;gap:18px;flex-wrap:wrap;color:#dbe8f6;font-size:14px}.hero-card{background:#fff;color:#10213b;padding:34px;border-radius:20px;box-shadow:0 25px 70px rgba(0,0,0,.22);border-top:6px solid #f47a19}.hero-card-top{font-weight:900;letter-spacing:1.5px;font-size:12px;color:#0877d1}.hero-card h2{font-size:34px;line-height:1.1;margin:12px 0}.hero-card p{color:#536174}.text-link{color:#0877d1;font-weight:900;text-decoration:none}.registration{margin-top:28px;padding-top:18px;border-top:1px solid #e7ebf1;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.registration strong{font-size:14px}.registration span{font-size:13px;color:#657184}.quick-strip{background:#f47a19;color:#fff}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px}.quick-grid div{padding:20px 15px}.quick-grid strong,.quick-grid span{display:block}.quick-grid strong{font-size:15px}.quick-grid span{font-size:12px;opacity:.9}.section{padding:88px 0}.section-soft{background:#f5f8fb}.section-heading{text-align:center;max-width:700px;margin:0 auto 42px}.section-heading h2,.areas-grid h2,.about-grid h2,.contact-grid h2{font-size:42px;line-height:1.1;letter-spacing:-1px;margin:0 0 14px}.section-heading p,.areas-grid p,.about-grid p,.contact-grid p{color:#657184}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.service-card{padding:28px;background:#fff;border:1px solid #e5eaf0;border-radius:16px;box-shadow:0 10px 30px rgba(16,33,59,.05);transition:transform .2s,box-shadow .2s}.service-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(16,33,59,.1)}.icon{font-size:30px}.service-card h3{font-size:21px;margin:10px 0 6px}.service-card p{margin:0;color:#657184}.section-dark{background:#071a33;color:#fff}.section-dark p{color:#c7d4e3}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.about-grid .eyebrow{color:#69c0ff}.credentials{display:grid;grid-template-columns:1fr 1fr;gap:14px}.credential{background:#0d2a4b;border:1px solid #1c4268;border-radius:14px;padding:25px}.credential strong{display:block;font-size:25px;color:#fff}.credential span{color:#a9bfd5;font-size:13px}.areas-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}.area-box{display:flex;flex-direction:column;gap:12px}.area-box span{padding:18px 20px;border-left:5px solid #f47a19;background:#f5f8fb;font-weight:900}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.review-card{background:#fff;border:1px solid #e5eaf0;border-radius:16px;padding:25px}.stars{color:#f47a19;letter-spacing:2px}.review-card p{color:#536174}.review-card strong{font-size:13px}.contact-section{background:#eef4f9}.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:start}.contact-details{margin-top:30px;display:grid;gap:15px}.contact-details a,.contact-details div{background:#fff;border:1px solid #e1e8ef;border-radius:12px;padding:16px 18px;text-decoration:none;color:#10213b}.contact-details span{display:block;font-size:11px;font-weight:900;letter-spacing:1.5px;color:#0877d1}.contact-details strong{font-size:18px}.quote-form{background:#fff;padding:30px;border-radius:18px;box-shadow:0 15px 45px rgba(16,33,59,.08);display:grid;gap:14px}.quote-form label{font-weight:800;font-size:14px}.quote-form input,.quote-form select,.quote-form textarea{width:100%;margin-top:6px;padding:13px;border:1px solid #d4dce6;border-radius:8px;font:inherit;background:#fff;color:#10213b}.quote-form input:focus,.quote-form select:focus,.quote-form textarea:focus{outline:3px solid rgba(8,119,209,.15);border-color:#0877d1}.btn-full{width:100%}.quote-form small{color:#748093}.footer{background:#061528;color:#c7d4e3;padding:45px 0 20px}.footer-grid{display:flex;justify-content:space-between;gap:30px}.footer-logo{width:190px;max-width:100%;background:#fff;border-radius:10px}.footer a{color:#fff}.copyright{margin-top:35px;padding-top:18px;border-top:1px solid #1d344e;font-size:12px;color:#8094aa}@media(max-width:850px){.nav{display:none;position:absolute;left:0;right:0;top:82px;background:#fff;padding:20px 4%;flex-direction:column;align-items:stretch;border-bottom:1px solid #e7ebf1}.nav.open{display:flex}.menu-toggle{display:block}.hero-grid,.about-grid,.areas-grid,.contact-grid{grid-template-columns:1fr}.hero{padding:65px 0}.cards,.review-grid{grid-template-columns:1fr 1fr}.quick-grid{grid-template-columns:1fr 1fr}.section-heading h2,.areas-grid h2,.about-grid h2,.contact-grid h2{font-size:36px}}@media(max-width:560px){.hero h1{font-size:43px}.hero-text{font-size:17px}.cards,.review-grid,.credentials,.quick-grid{grid-template-columns:1fr}.section{padding:65px 0}.hero-card{padding:25px}.footer-grid{flex-direction:column}.trust-row{display:grid;gap:8px}.brand img{width:120px}}

.service-hero{padding-top:72px}.service-hero .hero-card{align-self:center}

.form-status{font-size:13px;color:#0877d1;font-weight:700;min-height:20px}


/* Premium visual upgrade */
.hero{position:relative}.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 25%,rgba(105,192,255,.18),transparent 28%),radial-gradient(circle at 15% 90%,rgba(244,122,25,.12),transparent 25%);pointer-events:none}.hero-grid{position:relative;z-index:1}.hero-alert{display:inline-flex;align-items:center;gap:10px;flex-wrap:wrap;padding:9px 13px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);border-radius:999px;font-size:12px;margin:2px 0 17px}.hero-alert span{background:#f47a19;color:#fff;padding:4px 8px;border-radius:999px;font-weight:900}.hero-alert strong{font-weight:700;color:#dbe8f6}.hero-visual{min-height:430px;position:relative;border-radius:26px;background:linear-gradient(145deg,#0d3155,#071a33);border:1px solid rgba(255,255,255,.12);overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.28)}.visual-glow{position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(8,119,209,.28);filter:blur(10px);top:-70px;right:-70px}.boiler-unit{position:absolute;width:235px;height:285px;left:50%;top:50%;transform:translate(-50%,-50%);border-radius:14px;background:linear-gradient(145deg,#f7f9fb,#cfd8e2);box-shadow:0 28px 45px rgba(0,0,0,.35);border:5px solid #dfe6ed;padding:24px 20px;color:#10213b}.boiler-brand{font-size:14px;font-weight:900;letter-spacing:2px}.boiler-screen{margin:24px auto 14px;width:112px;height:58px;border-radius:7px;background:#071a33;color:#69c0ff;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:24px;box-shadow:inset 0 0 20px rgba(105,192,255,.1)}.boiler-dial{width:48px;height:48px;border:5px solid #aab6c4;border-radius:50%;margin:0 auto 17px;background:linear-gradient(135deg,#f47a19 0 20%,#fff 21%)}.boiler-status{font-size:10px;font-weight:900;display:flex;align-items:center;justify-content:center;gap:6px}.boiler-status span{width:8px;height:8px;border-radius:50%;background:#20b26b;box-shadow:0 0 0 4px rgba(32,178,107,.12)}.pipe{position:absolute;border-radius:999px;background:linear-gradient(90deg,#dfe6ed,#8796a7);box-shadow:0 8px 15px rgba(0,0,0,.22)}.pipe-a{width:110px;height:14px;right:20px;top:110px;transform:rotate(35deg)}.pipe-b{width:95px;height:14px;left:16px;bottom:95px;transform:rotate(-28deg)}.pipe-c{width:130px;height:14px;right:2px;bottom:62px;transform:rotate(-14deg)}.visual-badge{position:absolute;left:22px;top:22px;background:#fff;color:#10213b;border-radius:12px;padding:12px 14px;box-shadow:0 12px 25px rgba(0,0,0,.18)}.visual-badge strong,.visual-badge span{display:block}.visual-badge strong{font-size:12px;color:#0877d1}.visual-badge span{font-size:14px;font-weight:900}.trust-band{background:#071a33;color:#fff;border-top:1px solid rgba(255,255,255,.08);border-bottom:1px solid #193653}.trust-band-grid{display:grid;grid-template-columns:repeat(4,1fr)}.trust-band-grid>div{padding:24px 18px;border-right:1px solid #193653}.trust-band-grid>div:last-child{border-right:0}.trust-band strong,.trust-band span{display:block}.trust-band strong{font-size:14px}.trust-band span{font-size:12px;color:#9db2c8;margin-top:3px}.seo-cards{margin-top:20px}.whatsapp-float{position:fixed;right:22px;bottom:22px;z-index:80;display:flex;align-items:center;gap:10px;padding:11px 16px;border-radius:999px;background:#20b26b;color:#fff;text-decoration:none;box-shadow:0 14px 30px rgba(0,0,0,.22);font-size:13px}.whatsapp-float span{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#fff;color:#20b26b;font-weight:900;font-size:11px}.whatsapp-float strong{font-weight:900}.mobile-callbar{display:none}.service-card{position:relative;overflow:hidden}.service-card:after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,#0877d1,#f47a19);transform:scaleX(0);transform-origin:left;transition:transform .25s}.service-card:hover:after{transform:scaleX(1)}
@media(max-width:850px){.hero-visual{min-height:360px}.trust-band-grid{grid-template-columns:1fr 1fr}.trust-band-grid>div:nth-child(2){border-right:0}.trust-band-grid>div{border-bottom:1px solid #193653}.whatsapp-float{bottom:78px;right:14px}.mobile-callbar{position:fixed;left:0;right:0;bottom:0;z-index:79;display:grid;grid-template-columns:1fr 1fr;background:#fff;box-shadow:0 -8px 25px rgba(16,33,59,.14)}.mobile-callbar a{padding:13px;text-align:center;text-decoration:none;font-weight:900;color:#fff;background:#0877d1;border-right:1px solid rgba(255,255,255,.2)}.mobile-callbar a+ a{background:#20b26b;border-right:0}}
@media(max-width:560px){.hero-visual{min-height:330px}.boiler-unit{width:190px;height:245px;padding:18px}.boiler-screen{margin:18px auto 10px;width:90px;height:48px}.visual-badge{left:14px;top:14px}.trust-band-grid{grid-template-columns:1fr}.trust-band-grid>div,.trust-band-grid>div:nth-child(2){border-right:0}.whatsapp-float strong{display:none}.whatsapp-float{width:48px;height:48px;padding:0;justify-content:center}.whatsapp-float span{width:36px;height:36px}}
.quote-form{border-top:5px solid #f47a19}.quote-form small{line-height:1.5}.contact-details a:hover{border-color:#0877d1;box-shadow:0 8px 22px rgba(8,119,209,.08)}