/* Secure Residencial — Styles */

:root{--navy:#0b1a2e;--navy-lt:#112240;--navy-dk:#071222;--gold:#d4a853;--gold-lt:#e8c578;--blue:#2563eb;--blue-lt:#3b82f6;--white:#fff;--txt:#e2e8f0;--mute:#94a3b8;--line:rgba(255,255,255,.08);--r:8px;--head:72px;--ff-h:'Montserrat',sans-serif;--ff:'Inter',sans-serif}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--ff);font-weight:400;font-size:16px;line-height:1.6;color:var(--txt);background:var(--navy)}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font:inherit;color:inherit;border:none;background:none;outline:none}
button{cursor:pointer}
h1,h2,h3,h4{font-family:var(--ff-h);font-weight:700;line-height:1.15}

/* Layout */
.container{width:min(1200px,100% - 32px);margin-inline:auto}
.section{padding:100px 0}
.section-sub{font-size:13px;font-weight:600;letter-spacing:2.5px;text-transform:uppercase;color:var(--gold);margin-bottom:8px}
.section-title{font-size:clamp(28px,4vw,44px);margin-bottom:16px}
.section-lead{max-width:600px;color:var(--mute);font-size:17px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:var(--r);font-weight:600;font-size:15px;transition:.3s}
.btn-gold{background:var(--gold);color:var(--navy)}
.btn-gold:hover{background:var(--gold-lt)}
.btn-outline{border:1.5px solid var(--white);color:var(--white)}
.btn-outline:hover{background:var(--white);color:var(--navy)}
.btn-blue{background:var(--blue);color:var(--white)}
.btn-blue:hover{background:var(--blue-lt)}
.btn-navy{background:var(--navy);color:var(--white)}
.btn-navy:hover{background:var(--navy-lt)}

/* Preloader */
.preloader{position:fixed;inset:0;z-index:9999;background:var(--navy);display:flex;align-items:center;justify-content:center;transition:transform .8s cubic-bezier(.77,0,.175,1)}
.preloader.done{transform:translateY(-100%);pointer-events:none}
.preloader .shield{width:64px;height:64px;animation:pulse-s 1.2s ease-in-out infinite}
@keyframes pulse-s{0%,100%{transform:scale(1);opacity:.6}50%{transform:scale(1.12);opacity:1}}

/* Header */
.header{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--head);display:flex;align-items:center;transition:background .4s,box-shadow .4s}
.header.solid{background:rgba(11,26,46,.96);backdrop-filter:blur(12px);box-shadow:0 2px 24px rgba(0,0,0,.4)}
.header .container{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--ff-h);font-weight:700;font-size:18px}
.logo svg{width:36px;height:36px;color:var(--gold)}
.logo span small{display:block;font-size:10px;font-weight:400;letter-spacing:2.5px;text-transform:uppercase;color:var(--mute)}
.nav-links{display:flex;gap:28px;font-size:14px;font-weight:500}
.nav-links a{position:relative;padding:4px 0;transition:color .3s}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--gold);transition:width .3s}
.nav-links a:hover::after,.nav-links a[aria-current]::after{width:100%}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--gold)}
.header-cta{padding:10px 24px;font-size:13px;font-weight:600;border:1.5px solid var(--gold);color:var(--gold);border-radius:var(--r);transition:.3s}
.header-cta:hover{background:var(--gold);color:var(--navy)}
.nav-toggle{display:none;flex-direction:column;gap:5px;width:28px}
.nav-toggle span{height:2px;background:var(--white);border-radius:2px;transition:.3s}

/* Hero Slider */
.hero{position:relative;height:100vh;min-height:600px;overflow:hidden;background:var(--navy-dk)}
.slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity 1.2s ease,visibility 0s 1.2s}
.slide.active{opacity:1;visibility:visible;transition:opacity 1.2s ease,visibility 0s 0s}
.slide-bg{position:absolute;inset:0}
.slide-bg .ph{position:absolute;inset:0;border-radius:0;aspect-ratio:auto;height:100%}
.slide-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,18,34,.88) 0%,rgba(7,18,34,.5) 50%,rgba(7,18,34,.15) 100%)}
.slide-content{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center;padding-top:var(--head)}
.slide-content .container{max-width:650px;margin-left:max(16px,calc((100% - 1200px)/2 + 16px))}
.slide-content h1{font-size:clamp(30px,5vw,54px);margin-bottom:16px;text-transform:uppercase;line-height:1.08}
.slide-content p{font-size:18px;color:var(--mute);margin-bottom:32px;max-width:500px}
.btn-row{display:flex;gap:16px;flex-wrap:wrap}
.hero-dots{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);z-index:10;display:flex;gap:12px}
.hero-dots button{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.25);transition:.3s}
.hero-dots button.active{background:var(--gold);transform:scale(1.25)}

/* Service Strip */
.strip{position:relative;z-index:10;margin-top:-48px}
.strip-inner{display:grid;grid-template-columns:repeat(3,1fr);background:var(--navy-lt);border-radius:var(--r);overflow:hidden;box-shadow:0 8px 40px rgba(0,0,0,.35)}
.strip-item{display:flex;align-items:center;gap:16px;padding:24px 28px;border-right:1px solid var(--line);transition:background .3s}
.strip-item:last-child{border-right:none}
.strip-item:hover{background:rgba(212,168,83,.06)}
.strip-item svg{width:40px;height:40px;flex-shrink:0;color:var(--gold)}
.strip-item h4{font-size:15px;margin-bottom:2px}
.strip-item p{font-size:13px;color:var(--mute)}

/* Two-column grid */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.duo.reverse>:first-child{order:2}

/* Feature icons row */
.feat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.feat-box{text-align:center;padding:28px 16px;border-radius:var(--r);background:var(--navy-lt);border:1px solid var(--line);transition:border-color .3s}
.feat-box:hover{border-color:rgba(212,168,83,.3)}
.feat-box svg{width:48px;height:48px;margin:0 auto 12px;color:var(--gold)}
.feat-box h4{font-size:14px;margin-bottom:4px}
.feat-box p{font-size:13px;color:var(--mute)}

/* Service Cards */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.svc-card{background:var(--navy-lt);border-radius:var(--r);padding:32px 28px;border:1px solid var(--line);cursor:pointer;transition:transform .3s,border-color .3s,box-shadow .3s}
.svc-card:hover,.svc-card.active{transform:translateY(-4px);border-color:var(--gold);box-shadow:0 8px 30px rgba(212,168,83,.1)}
.svc-card svg{width:48px;height:48px;color:var(--gold);margin-bottom:16px}
.svc-card h3{font-size:20px;margin-bottom:8px}
.svc-card p{font-size:14px;color:var(--mute);margin-bottom:16px}
.svc-more{font-size:13px;color:var(--gold);font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:gap .3s}
.svc-card:hover .svc-more{gap:10px}

.svc-expand{max-height:0;overflow:hidden;transition:max-height .6s cubic-bezier(.4,0,.2,1)}
.svc-expand.open{max-height:500px}
.svc-expand-inner{padding:40px;background:var(--navy-lt);border-radius:var(--r);margin-top:24px;border:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;position:relative}
.svc-expand-inner h3{font-size:24px;margin-bottom:12px}
.svc-expand-inner p{color:var(--mute);margin-bottom:16px;font-size:15px}
.svc-expand-inner ul{display:flex;flex-direction:column;gap:8px}
.svc-expand-inner li{font-size:14px;color:var(--mute);padding-left:24px;position:relative}
.svc-expand-inner li::before{content:'\2713';position:absolute;left:0;color:var(--gold);font-weight:700}
.svc-close{position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.05);color:var(--mute);font-size:20px;transition:.3s;z-index:2}
.svc-close:hover{background:rgba(255,255,255,.1);color:var(--white)}

/* Tech section */
.tech{background:var(--blue);overflow:hidden}
.tech .section-sub{color:var(--gold)}
.tech .section-title,.tech h2{color:var(--white)}
.tech p{color:rgba(255,255,255,.8)}
.tech-features{margin-top:24px}
.tech-features li{padding:10px 0 10px 24px;position:relative;color:rgba(255,255,255,.9);font-size:15px}
.tech-features li::before{content:'\25CF';position:absolute;left:0;color:var(--gold);font-size:10px;top:14px}

/* Stats */
.stats{background:var(--navy-lt);padding:60px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stats-item{text-align:center;padding:28px 16px;border-right:1px solid var(--line)}
.stats-item:last-child{border-right:none}
.stats-num{font-family:var(--ff-h);font-size:clamp(32px,4vw,48px);font-weight:700;color:var(--gold)}
.stats-item p{font-size:14px;color:var(--mute);margin-top:4px}

/* Testimonials */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.testi-card{background:var(--navy-lt);border-radius:var(--r);padding:32px;border:1px solid var(--line)}
.testi-card .stars{color:var(--gold);font-size:14px;margin-bottom:12px;letter-spacing:4px}
.testi-card blockquote{font-size:15px;color:var(--mute);font-style:italic;margin-bottom:16px;line-height:1.7}
.testi-card .author{font-weight:600;font-size:14px}
.testi-card .role{font-size:13px;color:var(--mute)}

/* CTA Band */
.cta-band{background:linear-gradient(135deg,var(--gold) 0%,#b8912e 100%);padding:80px 0;text-align:center}
.cta-band h2{color:var(--navy);font-size:clamp(24px,3.5vw,40px);margin-bottom:12px}
.cta-band p{color:rgba(11,26,46,.7);font-size:17px;margin-bottom:28px}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;margin-top:40px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group.full{grid-column:1/-1}
.form-group label{font-size:13px;font-weight:500;color:var(--mute)}
.form-group input,.form-group select,.form-group textarea{padding:14px 16px;background:var(--navy-lt);border:1px solid var(--line);border-radius:var(--r);color:var(--white);font-size:14px;transition:border-color .3s}
.form-group input::placeholder,.form-group textarea::placeholder{color:rgba(148,163,184,.5)}
.form-group select{appearance:auto}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--gold)}
.form-group textarea{resize:vertical;min-height:100px}
.form-group .err{font-size:12px;color:#f87171;display:none}
.form-group.invalid input,.form-group.invalid select,.form-group.invalid textarea{border-color:#f87171}
.form-group.invalid .err{display:block}
.contact-info{display:flex;flex-direction:column;gap:28px;padding-top:20px}
.contact-info-item{display:flex;gap:16px;align-items:flex-start}
.contact-info-item svg{width:24px;height:24px;flex-shrink:0;color:var(--gold);margin-top:2px}
.contact-info-item h4{font-size:15px;margin-bottom:2px}
.contact-info-item p{font-size:14px;color:var(--mute)}

/* Footer */
.footer{background:var(--navy-dk);border-top:1px solid var(--line);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer h4{font-size:13px;text-transform:uppercase;letter-spacing:2px;margin-bottom:16px;color:var(--gold)}
.footer p,.footer li{font-size:14px;color:var(--mute)}
.footer ul a{font-size:14px;color:var(--mute);transition:color .3s}
.footer ul a:hover{color:var(--gold)}
.footer ul li{margin-bottom:8px}
.footer-bottom{margin-top:40px;padding:20px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-size:13px;color:var(--mute)}
.footer-bottom a{color:var(--gold);transition:color .3s}
.footer-bottom a:hover{color:var(--gold-lt)}

/* WhatsApp */
.wa-float{position:fixed;bottom:24px;right:24px;z-index:90;width:56px;height:56px;border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(37,211,102,.4);transition:transform .3s}
.wa-float:hover{transform:scale(1.1)}
.wa-float svg{width:28px;height:28px;fill:var(--white)}

/* Placeholders */
.ph{position:relative;background:var(--navy-lt);border-radius:var(--r);overflow:hidden;display:flex;align-items:center;justify-content:center;aspect-ratio:16/9}
.ph::before{content:attr(data-label);font-size:11px;color:var(--mute);text-align:center;max-width:85%;line-height:1.4;padding:16px}
.ph:has(img)::before{display:none}
.ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ph--sq{aspect-ratio:1}
.ph--34{aspect-ratio:3/4}
.ph--43{aspect-ratio:4/3}

/* Reveal */
[data-reveal]{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
[data-reveal="left"]{transform:translateX(-30px)}
[data-reveal="right"]{transform:translateX(30px)}
[data-reveal="scale"]{transform:scale(.92)}
[data-reveal].in{opacity:1;transform:none}

/* Page Hero (inner pages) */
.page-hero{padding:140px 0 60px;background:var(--navy-dk);text-align:center;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(28px,4vw,48px);margin-bottom:12px}
.page-hero p{color:var(--mute);font-size:17px;max-width:600px;margin-inline:auto}
.breadcrumb{display:flex;gap:8px;justify-content:center;margin-bottom:16px;font-size:13px;color:var(--mute)}
.breadcrumb a{color:var(--gold)}

/* Process */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px;text-align:center}
.process-num{width:56px;height:56px;border-radius:50%;background:var(--gold);color:var(--navy);font-family:var(--ff-h);font-weight:800;font-size:22px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.process-step h4{font-size:16px;margin-bottom:8px}
.process-step p{font-size:14px;color:var(--mute)}

/* Benefits */
.benefits-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px;text-align:center}
.benefit{padding:32px 16px;border-radius:var(--r);background:var(--navy-lt);border:1px solid var(--line)}
.benefit svg{width:48px;height:48px;color:var(--gold);margin:0 auto 12px}
.benefit h4{font-size:15px;margin-bottom:6px}
.benefit p{font-size:13px;color:var(--mute)}

/* Values */
.values-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:40px}
.value-card{background:var(--navy-lt);border-radius:var(--r);padding:32px;border:1px solid var(--line);display:flex;gap:20px;align-items:flex-start}
.value-card svg{width:40px;height:40px;flex-shrink:0;color:var(--gold)}
.value-card h4{font-size:16px;margin-bottom:6px}
.value-card p{font-size:14px;color:var(--mute)}

/* Check list */
.check-list{margin-top:20px;display:flex;flex-direction:column;gap:10px}
.check-list li{font-size:15px;color:var(--mute);padding-left:28px;position:relative}
.check-list li::before{content:'\2713';position:absolute;left:0;color:var(--gold);font-weight:700;font-size:16px}

/* Map placeholder */
.map-ph{background:var(--navy-lt);border-radius:var(--r);height:300px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);color:var(--mute);font-size:14px;margin-top:40px}

/* Responsive */
@media(max-width:1024px){
  .duo,.contact-grid,.svc-expand-inner{grid-template-columns:1fr;gap:32px}
  .duo.reverse>:first-child{order:0}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .testi-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stats-item:nth-child(2n){border-right:none}
  .stats-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .benefits-grid,.process-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .section{padding:60px 0}
  .nav-links,.header-cta{display:none}
  .nav-toggle{display:flex}
  .nav-links.open{display:flex;flex-direction:column;position:fixed;inset:0;top:var(--head);background:rgba(11,26,46,.98);padding:40px 24px;gap:24px;font-size:20px;z-index:99}
  .header-cta.open{display:inline-flex;position:fixed;bottom:24px;left:24px;right:24px;z-index:100;justify-content:center}
  .hero{min-height:500px}
  .slide-content .container{margin-left:16px!important}
  .strip-inner{grid-template-columns:1fr}
  .strip-item{border-right:none;border-bottom:1px solid var(--line)}
  .strip-item:last-child{border-bottom:none}
  .strip{margin-top:-30px}
  .svc-grid,.feat-row,.testi-grid,.values-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr}
  .stats-item{border-right:none!important;border-bottom:1px solid var(--line)}
  .stats-item:last-child{border-bottom:none}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .benefits-grid,.process-grid{grid-template-columns:1fr}
}