:root {
  --navy-950: #030b16;
  --navy-900: #071426;
  --navy-800: #0c2036;
  --slate-50: #f8fafc;
  --slate-100: #eef4fa;
  --slate-200: #dbe5ef;
  --slate-400: #8ca0b4;
  --slate-500: #475569;
  --slate-700: #2f455a;
  --white: #fff;
  --accent: #2388ff;
  --accent-rgb: 35, 136, 255;
  --accent-soft: #dff1ff;
  --container: 1160px;
  --radius: 22px;
  --ease: cubic-bezier(.2,.8,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--navy-900);
  background: var(--white);
  font-family: Manrope, Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(var(--accent-rgb), .6); outline-offset: 4px; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 100; padding: 10px 15px; border-radius: 10px; color: var(--navy-900); background: white; transform: translateY(-160%); transition: transform .2s; }
.skip-link:focus { transform: none; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 50; height: 76px; color: #fff; background: rgba(3,11,22,.92); border-bottom: 1px solid rgba(255,255,255,.08); backdrop-filter: blur(18px); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-size: 1.18rem; font-weight: 800; letter-spacing: -.035em; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.14); border-radius: 12px; color: var(--accent); background: rgba(255,255,255,.055); }
.brand-mark svg { width: 23px; height: 23px; }
.brand span { color: #65bdff; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { color: rgba(255,255,255,.77); font-size: .9rem; font-weight: 700; text-decoration: none; transition: color .2s; }
.main-nav a:hover { color: #fff; }
.header-cta, .btn { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; gap: 9px; padding: 0 19px; border: 0; border-radius: 999px; font-weight: 800; text-decoration: none; cursor: pointer; transition: transform .2s var(--ease), box-shadow .2s, background .2s; }
.header-cta { min-height: 42px; color: #fff; background: var(--accent-readable); box-shadow: 0 10px 24px rgba(var(--accent-rgb), .28); }
.btn:hover, .header-cta:hover { transform: translateY(-2px); }
.btn-primary { color: #fff; background: var(--accent-readable); box-shadow: 0 14px 34px rgba(var(--accent-rgb), .3); }
.btn-secondary { color: #fff; border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.06); }
.menu-toggle { display: none; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.13); border-radius: 12px; color: #fff; background: transparent; }

.hero { position: relative; min-height: 720px; display: grid; align-items: center; overflow: hidden; color: #fff; background: radial-gradient(circle at 82% 25%, rgba(var(--accent-rgb),.28), transparent 28%), linear-gradient(135deg, var(--navy-950), #09213a 68%, var(--navy-800)); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(90deg,#000,transparent 70%); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 72px; padding: 138px 0 78px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; color: rgba(255,255,255,.62); font-weight: 700; }
.breadcrumb a { text-decoration: none; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; margin-top: 24px; color: #9bd8ff; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 27px; height: 2px; border-radius: 5px; background: var(--accent); }
.hero h1 { max-width: 720px; margin: 15px 0 0; font-size: clamp(2.9rem, 5.7vw, 5.2rem); line-height: .98; letter-spacing: -.06em; font-weight: 800; text-wrap: balance; }
.hero h1 span { color: #62bdff; }
.hero-copy > p { max-width: 650px; margin: 24px 0 0; color: rgba(255,255,255,.76); font-size: clamp(1rem,1.55vw,1.18rem); line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 31px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 21px; margin-top: 28px; color: rgba(255,255,255,.78); font-weight: 700; }
.hero-proof span { display: inline-flex; align-items: center; gap: 8px; }
.hero-proof i { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; color: #9ee8c7; background: rgba(65,211,143,.12); font-style: normal; }

.service-visual { position: relative; min-height: 470px; border: 1px solid rgba(255,255,255,.12); border-radius: 32px; overflow: hidden; background: linear-gradient(145deg,rgba(255,255,255,.1),rgba(255,255,255,.025)); box-shadow: 0 35px 90px rgba(0,0,0,.28); backdrop-filter: blur(10px); }
.visual-label { position: absolute; z-index: 5; top: 21px; left: 21px; padding: 8px 12px; border: 1px solid rgba(255,255,255,.16); border-radius: 999px; color: rgba(255,255,255,.84); background: rgba(3,11,22,.52); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.visual-floor { position: absolute; right: -10%; bottom: -8%; left: -10%; height: 37%; background: linear-gradient(160deg,rgba(160,192,213,.26),rgba(3,11,22,.5)); transform: skewY(-5deg); }


.chimney-scene { background:linear-gradient(160deg,#273b50,#111b27 58%,#402720); }
.chimney-scene .roof { position:absolute; right:-10%; bottom:-18%; left:-10%; height:58%; transform:skewY(-9deg); background:repeating-linear-gradient(0deg,rgba(255,255,255,.045) 0 2px,transparent 2px 23px),linear-gradient(145deg,#815143,#32201d); }
.chimney-scene .stack { position:absolute; z-index:2; left:39%; bottom:22%; width:25%; height:48%; border:2px solid #4a2921; background:repeating-linear-gradient(90deg,transparent 0 31px,rgba(64,31,23,.5) 31px 34px),repeating-linear-gradient(0deg,#a35e46 0 17px,#d28a69 17px 20px); box-shadow:inset 8px 0 rgba(255,255,255,.08),0 18px 36px rgba(0,0,0,.42); }
.chimney-scene .stack::before { content:""; position:absolute; top:-13px; left:-8%; width:116%; height:14px; border-radius:3px; background:linear-gradient(#718392,#263540); }
.chimney-scene .smoke { position:absolute; z-index:3; left:47%; top:21%; width:50px; height:50px; border-radius:50%; background:radial-gradient(circle at 35% 35%,rgba(237,247,252,.68),rgba(174,199,215,.03) 70%); filter:blur(3px); animation:smoke-rise 4.8s ease-out infinite; }
.chimney-scene .smoke.s2 { width:68px; height:68px; animation-delay:-2.35s; }
.chimney-scene .glow { position:absolute; z-index:3; left:48%; bottom:27%; width:32px; height:43px; border-radius:60% 40% 60% 40%; transform:rotate(45deg); background:linear-gradient(135deg,#fff5a0,#ff9d2e 52%,#e84118); box-shadow:0 0 40px rgba(255,127,35,.8); animation:flame .85s ease-in-out infinite alternate; }
@keyframes smoke-rise { 0%{transform:translate(0,15px) scale(.55);opacity:0} 28%{opacity:.55} 100%{transform:translate(42px,-92px) scale(1.5);opacity:0} }
@keyframes flame { from{transform:rotate(42deg) scale(.86,1.08)} to{transform:rotate(49deg) scale(1.13,.84)} }

.dryer-scene .machine { position:absolute; z-index:2; inset:14% 24% 13%; border:3px solid #dce6ed; border-radius:16px; background:linear-gradient(145deg,#f8fafb,#b5c3ce 67%,#788b9b); box-shadow:inset 5px 0 rgba(255,255,255,.62),0 24px 45px rgba(0,0,0,.42); }
.dryer-scene .controls { position:absolute; top:7%; right:8%; left:8%; height:18%; border-radius:6px; background:#14283a; }
.dryer-scene .controls::before { content:"01:24"; position:absolute; top:50%; left:12%; transform:translateY(-50%); color:#81dcff; font:700 .78rem/1 monospace; text-shadow:0 0 8px #37b7f4; }
.dryer-scene .controls::after { content:""; position:absolute; right:11%; top:50%; width:18px; height:18px; transform:translateY(-50%); border:2px solid #81dcff; border-radius:50%; box-shadow:0 0 9px rgba(69,197,255,.55); }
.dryer-scene .drum { position:absolute; left:20%; bottom:8%; width:60%; aspect-ratio:1; border:8px solid #768c9c; border-radius:50%; background:repeating-conic-gradient(from 0deg,rgba(98,169,202,.18) 0 14deg,transparent 14deg 28deg),radial-gradient(circle at 43% 37%,#426c83 0 22%,#172d3d 46%,#071521 62%,#c6d2d9 64%); box-shadow:inset 0 0 20px rgba(0,0,0,.7); animation:drum-spin 4s linear infinite; }
.dryer-scene .airline { position:absolute; z-index:3; left:66%; width:29%; height:4px; border-radius:10px; background:linear-gradient(90deg,transparent,#70d6ff,transparent); filter:drop-shadow(0 0 6px #4dbfea); animation:airflow 2s linear infinite; }
.dryer-scene .a1{top:42%}.dryer-scene .a2{top:52%;animation-delay:-.65s}.dryer-scene .a3{top:62%;animation-delay:-1.3s}
@keyframes drum-spin { to{transform:rotate(360deg)} }
@keyframes airflow { from{transform:translateX(-22px);opacity:0} 30%{opacity:1} to{transform:translateX(24px);opacity:0} }

.hvac-scene .unit { position:absolute; z-index:2; inset:15% 20% 13%; border:4px solid #91a7b8; border-radius:16px; background:repeating-linear-gradient(0deg,rgba(183,208,222,.28) 0 3px,transparent 3px 10px),linear-gradient(145deg,#46637a,#152a3a); box-shadow:inset 0 0 25px rgba(0,0,0,.36),0 25px 46px rgba(0,0,0,.42); }
.hvac-scene .fan { position:absolute; inset:21% 20%; border:7px solid #6f899e; border-radius:50%; background:radial-gradient(circle,#7fdcff 0 7%,#183246 8% 19%,transparent 20%),repeating-conic-gradient(from 0deg,#83bdd8 0 9deg,#28485d 10deg 28deg); box-shadow:inset 0 0 16px rgba(0,0,0,.74); animation:fan-spin 2.7s linear infinite; }
.hvac-scene .wave { position:absolute; z-index:3; left:5%; width:35%; height:4px; border-radius:10px; background:linear-gradient(90deg,transparent,#74d9ff,transparent); filter:drop-shadow(0 0 7px #58c8f5); animation:cool-wave 2.3s ease-in-out infinite; }
.hvac-scene .w1{top:37%}.hvac-scene .w2{top:49%;animation-delay:-.75s}.hvac-scene .w3{top:61%;animation-delay:-1.5s}
@keyframes fan-spin { to{transform:rotate(360deg)} }
@keyframes cool-wave { 0%,100%{transform:translateX(0);opacity:.15} 50%{transform:translateX(36px);opacity:1} }

.trust-strip { border-bottom:1px solid var(--slate-200); background:#fff; }
.trust-grid { min-height:102px; display:grid; grid-template-columns:repeat(4,1fr); align-items:center; }
.trust-item { padding:16px 24px; text-align:center; border-right:1px solid var(--slate-200); }
.trust-item:last-child{border-right:0}.trust-item strong{display:block;font-size:.95rem}.trust-item span{display:block;margin-top:3px;color:var(--slate-500)}
.section { padding: 96px 0; }
.section-light { background: var(--slate-50); }
.section-dark { color:#fff; background:var(--navy-950); }
.section-heading { max-width:760px; margin:0 auto 48px; text-align:center; }
.section-heading .kicker { color:var(--accent-readable); font-weight:800; letter-spacing:.12em; text-transform:uppercase; }
.section-heading h2 { margin:12px 0 0; font-size:clamp(2rem,4vw,3.25rem); line-height:1.08; letter-spacing:-.045em; }
.section-heading p { margin:17px 0 0; color:var(--slate-500); font-size:1.02rem; }
.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.feature-card { min-height:265px; padding:28px; border:1px solid var(--slate-200); border-radius:18px; background:#fff; box-shadow:0 12px 35px rgba(7,20,38,.055); }
.feature-icon { width:48px;height:48px;display:grid;place-items:center;border-radius:14px;color:var(--accent);background:rgba(var(--accent-rgb),.1);font-size:1.25rem;font-weight:800; }
.feature-card h3{margin:22px 0 0;font-size:1.22rem;line-height:1.25}.feature-card p{margin:11px 0 0;color:var(--slate-500)}.feature-card ul{display:grid;gap:8px;margin:18px 0 0;padding:0;list-style:none;color:var(--slate-700)}.feature-card li::before{content:"✓";margin-right:8px;color:var(--accent);font-weight:900}
.process-grid { display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:steps; }
.process-step{position:relative;padding:27px;border:1px solid rgba(255,255,255,.1);border-radius:18px;background:rgba(255,255,255,.04);counter-increment:steps}.process-step::before{content:"0" counter(steps);display:grid;width:40px;height:40px;place-items:center;border-radius:12px;color:#9bd8ff;background:rgba(var(--accent-rgb),.13);font-size:.78rem;font-weight:800}.process-step h3{margin:25px 0 0;font-size:1.1rem}.process-step p{margin:9px 0 0;color:var(--slate-400)}
.quote-section { background:radial-gradient(circle at 7% 85%,rgba(var(--accent-rgb),.13),transparent 28%),var(--slate-50); }
.quote-grid{display:grid;grid-template-columns:.9fr 1.1fr;align-items:start;gap:72px}.quote-copy h2{margin:0;font-size:clamp(2.15rem,4vw,3.5rem);line-height:1.05;letter-spacing:-.05em}.quote-copy p{margin:18px 0 0;color:var(--slate-500)}.quote-points{display:grid;gap:13px;margin-top:28px}.quote-points span{display:flex;align-items:center;gap:10px;font-weight:700}.quote-points i{color:var(--accent);font-style:normal}
.quote-card{padding:32px;border:1px solid #173751;border-radius:22px;color:#fff;background:linear-gradient(145deg,#0b2238,#061423);box-shadow:0 28px 65px rgba(7,20,38,.2)}.quote-card h3{margin:0;font-size:1.55rem}.quote-card>p{margin:8px 0 22px;color:var(--slate-400)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field.full{grid-column:1/-1}.field label{display:block;margin-bottom:6px;color:#d3dee8;font-weight:700}.control{width:100%;min-height:49px;padding:0 13px;border:1px solid rgba(255,255,255,.15);border-radius:9px;color:#fff;background:rgba(255,255,255,.055);outline:0}.control:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(var(--accent-rgb),.13)}textarea.control{min-height:105px;padding-top:12px;resize:vertical}.submit{width:100%;margin-top:17px}.form-status{min-height:23px;margin:10px 0 0;text-align:center;color:#9ee8c7;font-weight:700}
.site-footer{padding:60px 0 28px;color:#93a5b7;background:#020912}.footer-grid{display:grid;grid-template-columns:1.25fr .75fr .9fr;gap:60px}.footer-brand p{max-width:360px;margin:17px 0 0;color:#8094a7}.footer-column h3{margin:4px 0 17px;color:#fff}.footer-links{display:grid;gap:11px;margin:0;padding:0;list-style:none}.footer-links a{color:#8fa3b6;text-decoration:none}.footer-links a:hover{color:#fff}.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);color:#94a3b8}

@media(max-width:900px){.hero-grid,.quote-grid{grid-template-columns:1fr}.hero-grid{gap:46px}.service-visual{min-height:430px}.trust-grid{grid-template-columns:1fr 1fr}.trust-item:nth-child(2){border-right:0}.trust-item:nth-child(-n+2){border-bottom:1px solid var(--slate-200)}.feature-grid{grid-template-columns:1fr 1fr}.process-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:620px){.container{width:min(calc(100% - 28px),var(--container))}.section{padding:72px 0}.hero{min-height:auto}.hero-grid{padding:120px 0 66px}.hero h1{font-size:clamp(2.6rem,13vw,4.2rem)}.hero-actions{flex-direction:column}.btn{width:100%}.service-visual{min-height:360px}.trust-grid,.feature-grid,.process-grid,.footer-grid,.form-grid{grid-template-columns:1fr}.trust-item{border-right:0;border-bottom:1px solid var(--slate-200)}.trust-item:last-child{border-bottom:0}.footer-brand{grid-column:auto}.field.full{grid-column:auto}.quote-card{padding:23px}.footer-grid{gap:35px}.dryer-scene .machine{inset:13% 20% 11%}.hvac-scene .unit{inset:16% 16% 12%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}