:root{
  --navy:#0a2146; --blue:#0f5bd7; --teal:#13a7a0; --green:#2c9a62;
  --cream:#f7f4ed; --white:#fff; --ink:#10213e; --muted:#657089;
  --line:#e5e8ee; --shadow:0 20px 60px rgba(10,33,70,.12);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.55}a{text-decoration:none;color:inherit}
.nav{height:78px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;gap:30px;background:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(0,0,0,.04)}.brand img{width:150px;display:block}.nav nav{display:flex;gap:30px;font-size:14px}.nav nav a:hover{color:var(--blue)}.nav-cta{background:var(--navy);color:#fff;padding:12px 20px;border-radius:999px;font-weight:700;font-size:14px}
.hero{min-height:610px;display:grid;grid-template-columns:1fr 1.08fr;background:linear-gradient(115deg,#f8f7f2 0%,#fff 48%,#edf7f2 100%)}.hero-copy{padding:90px 5vw;display:flex;flex-direction:column;justify-content:center}.eyebrow{letter-spacing:.16em;font-size:11px;font-weight:800;color:var(--teal);margin:0 0 12px}.hero h1{font-size:clamp(48px,6vw,78px);line-height:1.02;margin:0 0 24px;letter-spacing:-.05em}.hero h1 span{color:var(--blue)}.hero-text{font-size:18px;color:var(--muted);max-width:540px}.actions{display:flex;gap:12px;margin-top:24px}.btn{display:inline-block;padding:14px 22px;border-radius:999px;font-weight:800;font-size:14px}.primary{background:var(--navy);color:#fff}.secondary{border:1px solid #ccd3de;background:#fff}.hero-visual{position:relative;overflow:hidden;background:linear-gradient(135deg,#e8f3e9,#f7efe1)}.hero-visual:before{content:"";position:absolute;inset:18% 8% 0;background:linear-gradient(90deg,rgba(255,255,255,.2),rgba(255,255,255,.8));border-radius:50% 50% 0 0}.room-glow{position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.7);right:14%;top:13%;filter:blur(5px)}
.visual-caption{position:absolute;right:8%;bottom:9%;font-size:23px;font-weight:700;font-style:italic;color:var(--navy)}
.fan{position:absolute;width:210px;height:210px;left:50%;top:46%;transform:translate(-50%,-50%)}.fan-motor{position:absolute;width:70px;height:70px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;left:70px;top:70px;z-index:4;font-size:10px;font-weight:800;box-shadow:0 0 0 8px rgba(255,255,255,.8)}.blade{position:absolute;left:96px;top:99px;width:105px;height:28px;border-radius:100% 12px 12px 100%;background:#121b2b;transform-origin:0 50%}.b1{transform:rotate(0deg)}.b2{transform:rotate(72deg)}.b3{transform:rotate(144deg)}.b4{transform:rotate(216deg)}.b5{transform:rotate(288deg)}
.benefits{display:grid;grid-template-columns:repeat(5,1fr);padding:26px 5vw;border-bottom:1px solid var(--line);background:#fff}.benefits div{padding:6px 22px;border-right:1px solid var(--line);text-align:center}.benefits div:last-child{border:0}.benefits strong,.benefits span{display:block}.benefits strong{font-size:14px}.benefits span{font-size:12px;color:var(--muted)}
.product{display:grid;grid-template-columns:1fr 1fr;min-height:540px;align-items:center;background:#f4f8fb}.product-copy{padding:70px 8vw}.product h2{font-size:58px;line-height:1;margin:0}.product h3{font-size:24px;margin:14px 0}.product-copy>p:not(.eyebrow){color:var(--muted);max-width:560px}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:24px 0;color:#263957;font-size:14px;font-weight:650}.product-card{height:100%;min-height:540px;display:grid;place-items:center;background:radial-gradient(circle at center,#fff 0,#dce8ed 58%,#c9d6dc 100%)}.product-fan{position:relative;transform:scale(1.35)}
.why{display:grid;grid-template-columns:1fr 1fr}.why-image{min-height:500px;background:linear-gradient(180deg,#79a98a,#173f3d);position:relative;overflow:hidden}.mountain{position:absolute;inset:0;background:linear-gradient(145deg,transparent 40%,rgba(255,255,255,.18) 41%,transparent 55%),linear-gradient(25deg,transparent 50%,rgba(255,255,255,.12) 51%,transparent 70%)}.why-overlay{position:absolute;left:8%;bottom:8%;max-width:520px;color:#fff}.why-overlay .eyebrow{color:#c7f2d6}.why-overlay h2{font-size:42px;line-height:1.05;margin:0 0 12px}.why-copy{padding:70px 7vw}.why-copy h2{font-size:40px;line-height:1.1;margin:0 0 34px}.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}.why-grid article{border-top:1px solid var(--line);padding-top:18px}.why-grid b{color:var(--blue);font-size:12px}.why-grid h3{margin:6px 0;font-size:17px}.why-grid p{margin:0;color:var(--muted);font-size:13px}
.categories{padding:80px 5vw}.section-heading{max-width:650px;margin-bottom:34px}.section-heading h2{font-size:44px;line-height:1.05;margin:0 0 10px}.section-heading>p:last-child{color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.cards article{min-height:210px;padding:26px;border-radius:20px;background:linear-gradient(145deg,#f0f7ff,#f8f7f0);border:1px solid var(--line);transition:.25s}.cards article:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.cards span{font-size:12px;color:var(--teal);font-weight:800}.cards h3{font-size:27px;margin:55px 0 4px}.cards p{margin:0;color:var(--muted);font-size:13px}
.signup{margin:0 5vw 60px;padding:46px 6vw;border-radius:26px;background:linear-gradient(105deg,#0b2a56,#0d6aa0);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:30px}.signup .eyebrow{color:#91ead9}.signup h2{font-size:38px;margin:0 0 5px}.signup p:last-child{margin:0;opacity:.8}.signup form{display:flex;min-width:430px;background:#fff;border-radius:999px;padding:5px}.signup input{border:0;outline:0;padding:12px 18px;flex:1;border-radius:999px;font-size:14px}.signup button{border:0;background:var(--blue);color:#fff;border-radius:999px;padding:12px 22px;font-weight:800}
footer{background:#071a35;color:#fff;padding:40px 5vw 28px;display:grid;grid-template-columns:1fr auto;gap:28px}.footer-brand img{width:130px;filter:brightness(0) invert(1)}.footer-brand p{opacity:.7;font-size:13px}.footer-links{display:flex;gap:25px;align-items:center;font-size:13px}.footer-links a:hover{color:#7de0d2}footer small{grid-column:1/-1;opacity:.55}
@media(max-width:900px){.nav{padding:0 20px}.nav nav{display:none}.hero,.product,.why{grid-template-columns:1fr}.hero-copy{padding:65px 24px}.hero-visual{min-height:430px}.benefits{grid-template-columns:1fr 1fr;padding:18px 15px}.benefits div{border-bottom:1px solid var(--line);padding:15px}.product-copy,.why-copy{padding:55px 24px}.product-card{min-height:400px}.cards{grid-template-columns:1fr 1fr}.categories{padding:60px 24px}.signup{margin:0 24px 40px;display:block;padding:35px}.signup form{min-width:0;margin-top:24px}footer{padding:35px 24px;grid-template-columns:1fr}.footer-links{flex-wrap:wrap}}
@media(max-width:560px){.brand img{width:120px}.nav-cta{padding:10px 14px}.hero h1{font-size:48px}.benefits{grid-template-columns:1fr}.benefits div{border-right:0}.feature-list{grid-template-columns:1fr}.cards{grid-template-columns:1fr}.section-heading h2{font-size:36px}.signup form{display:block;background:transparent}.signup input,.signup button{width:100%;margin-bottom:8px}.footer-links{gap:16px}}