:root{
  --navy:#111827; --navy2:#182438; --yellow:#fdbb21; --yellow2:#ffcf45;
  --cyan:#12b7e8; --cyan2:#8ce8ff; --ice:#eaf8fc; --text:#273244;
  --muted:#667085; --line:#e5eaf0; --white:#fff; --green:#20c985;
  --shadow:0 20px 55px rgba(17,24,39,.10); --radius:22px;
}
*{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(--text);background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}.container{width:min(1160px,calc(100% - 40px));margin:auto}
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(229,234,240,.85)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand img{width:190px;height:auto;display:block}.nav-links{display:flex;align-items:center;gap:25px;font-size:14px;font-weight:650}.nav-links a:not(.nav-cta){color:#3a4658}.nav-links a:not(.nav-cta):hover{color:var(--cyan)}.nav-cta{background:var(--yellow);padding:11px 17px;border-radius:11px;color:var(--navy);box-shadow:0 8px 20px rgba(253,187,33,.25)}.menu-toggle{display:none;border:0;background:transparent;font-size:28px;color:var(--navy)}
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#f7fbfd 0%,#fff 58%,#fff8e7 100%);padding:92px 0 80px}.hero:before{content:"";position:absolute;width:600px;height:600px;border-radius:50%;background:rgba(18,183,232,.09);right:-250px;top:-300px}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:70px}.eyebrow{display:inline-block;font-size:12px;letter-spacing:.18em;font-weight:800;color:#1686a9;margin-bottom:13px}.hero h1{font-size:clamp(42px,5.2vw,70px);line-height:1.02;letter-spacing:-.045em;color:var(--navy);margin:0 0 24px}.hero h1 span{display:block;color:#16a9d6}.hero-lead{font-size:20px;line-height:1.45;font-weight:650;color:#374151;max-width:620px}.hero-copy>p:not(.hero-lead){color:var(--muted);max-width:610px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 22px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;border-radius:12px;padding:14px 21px;font-weight:800;font-size:14px;cursor:pointer;transition:.2s transform,.2s box-shadow}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--navy);color:#fff;box-shadow:0 12px 25px rgba(17,24,39,.18)}.btn-secondary{border:1px solid #ccd5df;background:#fff;color:var(--navy)}.btn-yellow{background:var(--yellow);color:var(--navy);box-shadow:0 12px 25px rgba(253,187,33,.2)}.btn-outline-light{border:1px solid rgba(255,255,255,.35);color:#fff}.trust-row{display:flex;flex-wrap:wrap;gap:16px;color:#5c6879;font-size:12px;font-weight:700}.dashboard-shell{background:rgba(17,24,39,.97);color:#fff;border-radius:28px;padding:22px;box-shadow:0 30px 80px rgba(17,24,39,.24);border:1px solid rgba(255,255,255,.08);transform:perspective(1000px) rotateY(-2deg)}.dashboard-top{display:flex;justify-content:space-between;align-items:center}.dashboard-top small{font-size:10px;letter-spacing:.15em;color:#91a0b3}.dashboard-top h3{margin:3px 0 0;font-size:20px}.online{font-size:11px;background:rgba(32,201,133,.13);color:#8df2c7;border:1px solid rgba(32,201,133,.22);padding:6px 9px;border-radius:20px}.online i{display:inline-block;width:6px;height:6px;background:var(--green);border-radius:50%;margin-right:5px}.dashboard-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.stat-card,.chart-card,.alert-card{background:#202b3e;border:1px solid rgba(255,255,255,.07);border-radius:15px}.stat-card{padding:15px}.stat-card small{display:block;color:#91a0b3;font-size:10px}.stat-card strong{display:block;font-size:29px;line-height:1.2;margin:5px 0}.stat-card span{font-size:10px;color:#aeb9c7}.stat-card .ok{color:#6ce5b5}.chart-card{margin-top:12px;padding:15px}.chart-head{display:flex;justify-content:space-between;font-size:11px;color:#c5ced9}.chart-head span:last-child{color:#718097}.chart{height:190px;position:relative;margin-top:10px;overflow:hidden}.gridline{position:absolute;left:0;right:0;border-top:1px dashed rgba(255,255,255,.08)}.g1{top:25%}.g2{top:50%}.g3{top:75%}.chart svg{width:100%;height:100%}.chart .line{fill:none;stroke:#16b7e8;stroke-width:4;vector-effect:non-scaling-stroke}.chart .area{fill:url(#area)}.chart-labels{display:flex;justify-content:space-between;color:#6f7d91;font-size:9px}.alert-card{margin-top:12px;padding:12px;display:flex;align-items:center;gap:10px}.alert-icon{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:rgba(253,187,33,.14);color:var(--yellow);font-weight:900}.alert-card p{margin:1px 0 0;font-size:9px;color:#91a0b3}.badge{margin-left:auto;font-size:8px;color:#f8ca57;font-weight:900}
.section{padding:100px 0}.section-heading{text-align:center;max-width:700px;margin:0 auto 48px}.section-heading h2,.platform h2,.about h2,.cta h2,.contact h2{font-size:clamp(32px,4vw,50px);line-height:1.08;letter-spacing:-.04em;color:var(--navy);margin:0 0 15px}.section-heading p{color:var(--muted);margin:0}.benefits{background:#fff}.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.25s;box-shadow:0 5px 18px rgba(17,24,39,.025)}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cbeaf3}.icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;background:var(--ice);color:#0b91bb;font-weight:900;margin-bottom:18px}.feature-card h3{margin:0 0 8px;font-size:19px;color:var(--navy)}.feature-card p{margin:0;color:var(--muted);font-size:14px}
.how{background:var(--ice)}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{position:relative;padding:28px;background:#fff;border-radius:22px;border:1px solid #d7edf4}.step>span{position:absolute;right:18px;top:15px;color:#9bb4bf;font-size:11px;font-weight:900}.step-icon{font-size:26px;color:#12a9d6;margin-bottom:20px}.step h3{margin:0 0 8px;color:var(--navy)}.step p{margin:0;color:var(--muted);font-size:13px}
.platform{background:#f7fafc}.platform-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.platform-copy h2{margin-top:0}.platform-copy>p{color:var(--muted)}.check-list{list-style:none;padding:0;margin:25px 0 30px}.check-list li{margin:10px 0;font-weight:650;font-size:14px}.check-list li:before{content:"✓";display:inline-grid;place-items:center;width:22px;height:22px;margin-right:9px;border-radius:50%;background:#e0f8ef;color:#13a36b;font-size:11px}.mini-dashboard{background:var(--navy);padding:22px;border-radius:26px;color:#fff;box-shadow:var(--shadow)}.mini-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:13px}.mini-header span:first-child{font-weight:800}.pill{font-size:10px;background:rgba(32,201,133,.13);color:#7de8bd;padding:6px 9px;border-radius:20px}.device-row{display:flex;align-items:center;gap:12px;background:#202b3e;padding:14px;border-radius:14px;margin-top:9px}.device-row .dot{width:8px;height:8px;border-radius:50%;flex:0 0 auto}.green{background:#21d091}.yellow{background:var(--yellow)}.device-row div{flex:1}.device-row b{display:block;font-size:12px}.device-row small{display:block;color:#8997aa;font-size:9px}.device-row strong{font-size:16px}.mini-alert{display:flex;gap:11px;margin-top:13px;padding:12px;border-radius:14px;background:rgba(253,187,33,.08);border:1px solid rgba(253,187,33,.15)}.mini-alert>span{display:grid;place-items:center;width:26px;height:26px;border-radius:8px;background:rgba(253,187,33,.15);color:var(--yellow);font-weight:900}.mini-alert b{display:block;font-size:11px}.mini-alert small{color:#8997aa;font-size:9px}
.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.solution-card{padding:27px;border-radius:22px;border:1px solid var(--line);background:linear-gradient(145deg,#fff,#f9fcfd);min-height:205px;transition:.25s}.solution-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.solution-card>span{font-size:28px;color:#0ea9d7}.solution-card h3{color:var(--navy);margin:16px 0 8px}.solution-card p{font-size:13px;color:var(--muted);margin:0}
.services{background:var(--navy);color:#fff}.services .section-heading h2{color:#fff}.services .section-heading .eyebrow{color:#62d8f6}.services .section-heading p{color:#aab6c6}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.service-card{padding:27px;border:1px solid rgba(255,255,255,.10);background:#182438;border-radius:20px}.service-card h3{font-size:18px;margin:0 0 10px;color:#fff}.service-card p{font-size:13px;color:#aab6c6;min-height:80px}.service-card a{font-size:12px;color:var(--yellow);font-weight:800}
.about-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:55px;align-items:center}.about-visual{width:100%;aspect-ratio:1500/621;height:auto;border-radius:24px;background:#071a2f;position:relative;overflow:hidden;display:block}
.about-image{background:#071a2f;box-shadow:var(--shadow)}.about-image img{width:100%;height:100%;display:block;object-fit:contain;object-position:center}.orb{position:absolute;border-radius:50%;filter:blur(2px)}.orb1{width:310px;height:310px;background:rgba(18,183,232,.15);left:-100px;bottom:-100px}.orb2{width:250px;height:250px;background:rgba(253,187,33,.16);right:-70px;top:-80px}.sensor-card{width:210px;padding:24px;border-radius:28px;background:#111827;color:#fff;box-shadow:0 30px 60px rgba(17,24,39,.25);text-align:center;position:relative;z-index:2}.sensor-logo{font-weight:900;font-size:13px;letter-spacing:.08em}.sensor-logo span{color:var(--yellow)}.sensor-temp{font-size:55px;font-weight:900;letter-spacing:-.06em;line-height:1;margin:38px 0 13px}.sensor-temp small{font-size:20px;color:#8ce8ff}.sensor-status{font-size:9px;letter-spacing:.13em;color:#6ce5b5}.about-copy>p{color:var(--muted)}.values{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:25px}.values span{font-size:13px;font-weight:700;padding:11px 12px;border-radius:10px;background:#f5f8fb}
.cta{padding:75px 0;background:linear-gradient(115deg,#111827,#1b2b42)}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:40px}.cta h2{color:#fff;max-width:720px;margin-bottom:8px}.cta p{color:#aab6c6;margin:0}.cta .eyebrow{color:#6cdcf8}.cta-actions{display:flex;gap:10px;flex-wrap:wrap}
.contact{background:#f7fafc}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}.contact-copy h2{margin-top:0}.contact-copy>p{color:var(--muted)}.contact-detail{display:flex;gap:12px;margin-top:25px}.contact-detail>span{width:38px;height:38px;border-radius:11px;background:#e4f8fd;display:grid;place-items:center;color:#0a9bc4}.contact-detail small{display:block;color:#8b98a8;font-size:10px}.contact-detail b{display:block;color:var(--navy);font-size:13px}.contact-form{background:#fff;border:1px solid var(--line);padding:30px;border-radius:24px;box-shadow:var(--shadow)}.contact-form label{display:block;font-size:12px;font-weight:800;color:#374151;margin-bottom:15px}.contact-form input,.contact-form textarea,.contact-form select{width:100%;margin-top:7px;border:1px solid #dbe2ea;border-radius:10px;padding:12px 13px;font:inherit;font-size:13px;outline:none;background:#fff;color:var(--text)}.contact-form input:focus,.contact-form textarea:focus,.contact-form select:focus{border-color:#5ecde8;box-shadow:0 0 0 3px rgba(18,183,232,.10)}.two-cols{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-note{font-size:12px;color:#168a64;margin:10px 0 0;min-height:18px}
.footer{background:#0d1420;color:#aab6c6;padding:60px 0 20px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:45px}.footer-logo{width:170px;filter:brightness(0) invert(1);opacity:.95}.footer p{font-size:13px;line-height:1.7}.footer h4{color:#fff;margin:0 0 15px;font-size:13px}.footer a,.footer span{display:block;font-size:12px;margin:8px 0}.footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:45px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:10px}
.reveal{opacity:0;transform:translateY(22px);transition:.7s ease}.reveal.visible{opacity:1;transform:none}
@media(max-width:1000px){.nav-links{gap:15px}.hero-grid{gap:40px}.benefit-grid,.solution-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.service-grid{grid-template-columns:repeat(2,1fr)}.platform-grid,.about-grid,.contact-grid{gap:45px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:780px){.container{width:min(100% - 28px,600px)}.nav{height:68px}.brand img{width:155px}.menu-toggle{display:block}.nav-links{position:absolute;left:14px;right:14px;top:74px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;display:none;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a{padding:9px 10px}.nav-cta{text-align:center}.hero{padding:65px 0 60px}.hero-grid,.platform-grid,.about-grid,.contact-grid{grid-template-columns:1fr}.hero h1{font-size:46px}.dashboard-shell{transform:none}.section{padding:75px 0}.benefit-grid,.solution-grid,.service-grid,.steps{grid-template-columns:1fr}.cta-inner{flex-direction:column;align-items:flex-start}.cta-actions{width:100%}.about-visual{height:auto;aspect-ratio:1500/621}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}.trust-row{gap:9px}.two-cols{grid-template-columns:1fr}}
@media(max-width:480px){.hero h1{font-size:39px}.dashboard-stats{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.hero-actions .btn{width:100%}.cta-actions .btn{width:100%}}

.contact-detail a{color:var(--navy);text-decoration:none}.contact-detail a:hover{color:var(--cyan)}
.whatsapp-float{position:fixed;right:22px;bottom:22px;z-index:120;display:flex;align-items:center;gap:8px;background:#19b86b;color:#fff;padding:10px 15px 10px 10px;border-radius:999px;box-shadow:0 12px 28px rgba(17,24,39,.22);font-size:12px;font-weight:800;transition:.2s transform,.2s box-shadow}
.whatsapp-float:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(17,24,39,.28)}
.whatsapp-float span{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#fff;color:#159a5b;font-size:10px;font-weight:900}
@media(max-width:480px){.whatsapp-float b{display:none}.whatsapp-float{padding:8px;right:14px;bottom:14px}.whatsapp-float span{width:36px;height:36px}}