:root{--navy:#062a50;--blue:#0b477f;--blue2:#0e5d9b;--red:#e6332a;--yellow:#f2c400;--green:#2c9f65;--text:#172534;--muted:#607181;--line:#e0e8ef;--soft:#f5f8fb}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);line-height:1.58;background:#fff}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}.container{width:min(1180px,92%);margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}.nav{min-height:92px;display:flex;align-items:center;justify-content:space-between;gap:28px}.identity{display:flex;align-items:center;gap:13px;min-width:320px}.identity img{width:67px;height:67px;object-fit:cover;border-radius:15px}.identity strong{display:block;color:var(--navy);font-size:2rem;line-height:1;font-weight:900;letter-spacing:.03em}.identity span{display:block;color:var(--muted);font-size:.74rem;margin-top:8px}
.menu{display:flex;align-items:center;gap:20px;font-size:.9rem;font-weight:800}.menu>a:not(.btn){position:relative}.menu>a:not(.btn)::after{content:"";position:absolute;left:0;right:100%;bottom:-8px;height:2px;background:var(--red);transition:.2s}.menu>a:hover::after,.menu>a.active::after{right:0}.menu-btn{display:none;border:0;background:none;font-size:1.7rem}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:8px;font-size:.78rem;text-transform:uppercase;font-weight:900;letter-spacing:.03em;border:1px solid var(--navy)}.btn-red{background:var(--red);border-color:var(--red);color:white}.btn-outline{background:transparent;border-color:white;color:white}.btn-light{background:white;color:var(--navy);border-color:white}
.hero{min-height:560px;display:flex;align-items:center;background:linear-gradient(90deg,rgba(3,31,60,.97) 0%,rgba(3,31,60,.88) 43%,rgba(3,31,60,.4) 69%,rgba(3,31,60,.1) 100%),url('/assets/fire-detection-service-cmit.webp') center/cover no-repeat;color:white}.hero-copy{padding:80px 0}.eyebrow,.kicker{font-size:.74rem;letter-spacing:.16em;font-weight:900;color:var(--blue);margin:0 0 12px}.hero .eyebrow{color:#cfe2f3}.hero h1{font-size:clamp(2.6rem,5vw,4.4rem);line-height:1.04;max-width:880px;margin:0 0 24px;letter-spacing:-.035em}.hero p:not(.eyebrow){max-width:760px;font-size:1.08rem;color:#e4edf5}.hero-actions{display:flex;gap:14px;margin-top:30px}
.intro-strip{box-shadow:0 8px 25px rgba(8,42,80,.08)}.intro-grid{display:grid;grid-template-columns:repeat(3,1fr)}.intro-grid div{padding:20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.intro-grid div:nth-child(3n){border-right:0}.intro-grid div:nth-last-child(-n+3){border-bottom:0}.intro-grid strong{display:block;color:var(--navy)}.intro-grid span{display:block;font-size:.82rem;color:var(--muted)}
.section{padding:92px 0}.section-soft{background:var(--soft)}.section-dark{background:var(--navy);color:white}.section-title{text-align:center;max-width:780px;margin:0 auto 50px}.section-title h2,.maintenance-program h2,.cta h2{font-size:clamp(2rem,3.2vw,3.2rem);line-height:1.1;margin:0 0 16px;letter-spacing:-.025em}.section-title p{color:var(--muted)}
.solution-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.solution-grid-three{grid-template-columns:repeat(3,1fr)}.solution-grid-four{grid-template-columns:repeat(2,1fr)}.solution-card{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:white;box-shadow:0 12px 35px rgba(6,42,80,.06)}.solution-card>img{width:100%;height:270px;object-fit:cover}.card-body{padding:27px}.number{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:10px;background:#eaf2f8;color:var(--blue);font-weight:900}.card-body h3{font-size:1.35rem;color:var(--navy);margin:16px 0 10px;line-height:1.2}.card-body p{color:var(--muted);margin:0 0 14px}.card-body ul{margin:0;padding-left:18px;color:#3f566c}.card-body li{margin:6px 0}
.apps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px}.apps-grid article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:0 8px 24px rgba(6,42,80,.05)}.apps-grid strong{display:block;color:var(--navy);font-size:1.05rem;margin-bottom:8px}.apps-grid span{color:var(--muted);font-size:.92rem}.detection-chain{background:#fff}.chain-grid article{border-top:4px solid var(--red)}
.maintenance-program{display:grid;grid-template-columns:1.1fr .9fr;gap:55px;align-items:center}.maintenance-program p{color:#c8d9e7}.light{color:#9ec8eb}.maintenance-points{display:grid;grid-template-columns:1fr 1fr;gap:12px}.maintenance-points span{padding:14px 16px;border:1px solid rgba(255,255,255,.16);border-radius:10px;background:rgba(255,255,255,.05);font-weight:800}
.cta{background:linear-gradient(120deg,var(--blue),var(--blue2));color:white;padding:64px 0}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}.cta h2{margin-bottom:10px}.cta p{max-width:700px;color:#d8e8f4}
footer{background:#061d34;color:#dbe6ef;padding:52px 0 20px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.3fr;gap:38px}.footer-grid>div{display:flex;flex-direction:column;gap:7px}.footer-grid strong{color:white}.footer-grid span{font-size:.86rem}.footer-id{display:flex;align-items:center;gap:11px}.footer-id img{width:50px;height:50px;border-radius:10px;object-fit:cover}.footer-id strong{font-size:1.25rem}.footer-brand p{font-size:.85rem;color:#b8c8d6}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:18px;text-align:center;font-size:.78rem;color:#91a6b8}.whatsapp{position:fixed;right:22px;bottom:22px;background:white;color:#176e4f;font-weight:900;border:1px solid #d8e4df;box-shadow:0 12px 28px rgba(0,0,0,.16);padding:12px 17px;border-radius:999px;z-index:50}
.footer-grid a{color:inherit;text-decoration:none}.footer-grid a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
@media(max-width:1050px){.menu-btn{display:block}.menu{display:none;position:absolute;top:92px;left:0;right:0;flex-direction:column;align-items:stretch;padding:20px 4%;background:white;box-shadow:0 12px 30px rgba(0,0,0,.08)}.menu.open{display:flex}.identity{min-width:auto}.intro-grid{grid-template-columns:1fr 1fr}.intro-grid div:nth-child(3n){border-right:1px solid var(--line)}.intro-grid div:nth-child(2n){border-right:0}.intro-grid div:nth-last-child(-n+3){border-bottom:1px solid var(--line)}.intro-grid div:nth-last-child(-n+2){border-bottom:0}.solution-grid-three{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.identity span{display:none}.identity strong{font-size:1.6rem}.identity img{width:55px;height:55px}.nav{min-height:76px}.menu{top:76px}.hero{min-height:520px}.hero-copy{padding:60px 0}.hero h1{font-size:2.65rem}.hero-actions{flex-direction:column}.solution-grid,.solution-grid-three,.solution-grid-four,.maintenance-program,.footer-grid,.apps-grid{grid-template-columns:1fr}.section{padding:68px 0}.intro-grid{grid-template-columns:1fr}.intro-grid div,.intro-grid div:nth-child(2n),.intro-grid div:nth-child(3n){border-right:0;border-bottom:1px solid var(--line)}.intro-grid div:last-child{border-bottom:0}.maintenance-points{grid-template-columns:1fr}.cta-inner{flex-direction:column;align-items:flex-start}}
:focus-visible{outline:3px solid rgba(0,86,179,.35);outline-offset:3px}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}