/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#38b5fe;--primary-fg:#fff;
  --secondary:#81d45c;--secondary-fg:#fff;
  --destructive:#e5484d;
  --fg:#1a1a1f;--bg:#fff;
  --muted:#f8f9fb;--muted-fg:#6b7280;
  --border:#e5e7eb;
  --surface:#f5f9fc;
  --radius:0.5rem;
  --font:"Inter",ui-sans-serif,system-ui,-apple-system,sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.5}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,h5,h6{font-family:var(--font);letter-spacing:-0.01em}

/* ===== LAYOUT ===== */
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}
@media(min-width:1024px){.container{padding:0 2rem}}
.section{padding:6rem 0}
@media(min-width:1024px){.section{padding:8rem 0}}
.scroll-mt{scroll-margin-top:4rem}
.bg-white{background:var(--bg)}
.bg-surface{background:var(--surface)}
.text-center{text-align:center}
.text-primary{color:var(--primary)}
.mb-4{margin-bottom:1rem}.mb-8{margin-bottom:2rem}.mb-14{margin-bottom:3.5rem}.mb-16{margin-bottom:4rem}
.max-w-md{max-width:28rem}.max-w-sm{max-width:24rem}.max-w-lg{max-width:32rem}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-weight:500;font-size:.875rem;border-radius:var(--radius);border:1px solid transparent;cursor:pointer;transition:all .2s;line-height:1;white-space:nowrap;font-family:var(--font)}
.btn-sm{padding:.5rem 1rem;font-size:.8125rem}
.btn-lg{padding:.75rem 1.5rem}
.btn-primary{background:var(--primary);color:var(--primary-fg);border-color:var(--primary)}
.btn-primary:hover{opacity:.88}
.btn-outline{background:transparent;color:var(--fg);border-color:var(--border)}
.btn-outline:hover{background:var(--muted)}
.btn-full{width:100%}
.btn-icon{width:1rem;height:1rem;flex-shrink:0}

/* ===== LABELS ===== */
.label{font-weight:500;text-transform:uppercase;letter-spacing:.1em;margin-bottom:.75rem;display:block}
.label-primary{color:var(--primary)}
.label-secondary{color:var(--secondary)}
.label-destructive{color:var(--destructive)}
.label-xl{font-size:1.25rem}
.label-lg{font-size:1.125rem}

/* ===== SECTION TITLES ===== */
.section-title{font-size:1.5rem;font-weight:700;color:var(--fg)}
.subsection-title{font-size:1.25rem;font-weight:700;color:var(--fg);margin-bottom:1.25rem;max-width:24rem}

/* ===== HEADER ===== */
.header{position:fixed;top:0;left:0;right:0;z-index:50;background:var(--bg);transition:box-shadow .2s}
.header.scrolled{box-shadow:0 1px 3px rgba(0,0,0,.06);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;height:4rem}
.logo-link{flex-shrink:0;margin-right:auto}
.logo-img{height:2.5rem;width:auto}
.nav-desktop{display:none;align-items:center;gap:1.75rem}
.nav-desktop a{font-size:.8125rem;color:var(--muted-fg);transition:color .2s}
.nav-desktop a:hover{color:var(--primary)}
@media(min-width:1024px){.nav-desktop{display:flex}.nav-desktop+.nav-desktop{margin-left:2rem}.mobile-toggle{display:none}}
.mobile-toggle{background:none;border:none;padding:.5rem;margin-right:-.5rem;color:var(--fg);cursor:pointer}
.mobile-toggle svg{width:1.25rem;height:1.25rem}
.mobile-menu{background:var(--bg);border-top:1px solid var(--border)}
.mobile-menu-inner a{display:block;font-size:.875rem;color:var(--fg);padding:.75rem 0;border-bottom:1px solid rgba(0,0,0,.05);transition:color .2s}
.mobile-menu-inner a:hover{color:var(--primary)}
.mobile-cta{padding-top:1rem}

/* ===== HERO ===== */
.hero{position:relative;padding-top:4rem;background:var(--surface);overflow:hidden}
.hero-bg-desktop{display:none}
@media(min-width:1024px){
  .hero-bg-desktop{display:block;position:absolute;inset:0}
  .hero-bg-fill{position:absolute;inset:0;background:var(--surface)}
  .hero-bg-img{position:absolute;right:0;top:0;height:100%;width:55%;object-fit:cover}
  .hero-bg-gradient{position:absolute;right:0;top:0;height:100%;width:55%;background:linear-gradient(to right,var(--surface),rgba(245,249,252,.8),transparent)}
}
.hero-content{position:relative}
.hero-text{padding:5rem 0;max-width:32rem}
@media(min-width:1024px){.hero-text{padding:8rem 0}}
.hero-title{font-size:2rem;font-weight:700;line-height:1.15;letter-spacing:-0.02em;color:var(--fg)}
@media(min-width:640px){.hero-title{font-size:2.5rem}}
@media(min-width:1024px){.hero-title{font-size:2.85rem}}
.hero-desc{margin-top:1.5rem;font-size:.9375rem;color:var(--muted-fg);line-height:1.75;max-width:420px}
.hero-actions{margin-top:2rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.hero-exp{margin-top:3rem;font-size:.6875rem;color:var(--muted-fg);text-transform:uppercase;letter-spacing:.15em}
.hero-mobile-img img{width:100%;height:14rem;object-fit:cover}
@media(min-width:1024px){.hero-mobile-img{display:none}}

/* ===== SERVICES ===== */
.services-grid{display:grid;gap:3rem}
@media(min-width:768px){.services-grid{grid-template-columns:1fr 1fr;column-gap:4rem}}
.service-card{display:flex;gap:1.25rem}
.service-icon{flex-shrink:0;width:2.5rem;height:2.5rem;border-radius:.5rem;background:rgba(56,181,254,.1);display:flex;align-items:center;justify-content:center}
.service-icon svg{width:1.25rem;height:1.25rem;color:var(--primary);stroke:var(--primary)}
.service-title{font-size:.9375rem;font-weight:600;color:var(--fg);margin-bottom:.375rem}
.service-text{font-size:.8125rem;color:var(--muted-fg);line-height:1.6}

/* ===== PROBLEM / SOLUTION ===== */
.problem-grid{display:grid;gap:3rem}
@media(min-width:1024px){.problem-grid{grid-template-columns:1fr 1fr;gap:0}}
.problem-col{padding-bottom:3rem}
@media(min-width:1024px){.problem-col{padding:0 4rem 0 0;border-right:1px solid var(--border);padding-bottom:0}}
.solution-col{padding-top:0}
@media(min-width:1024px){.solution-col{padding:0 0 0 4rem}}
.bullet-list{list-style:none;display:flex;flex-direction:column;gap:.75rem}
.bullet-list li{display:flex;gap:.75rem;font-size:.8125rem;color:var(--muted-fg)}
.dot{margin-top:.375rem;height:.25rem;width:.25rem;border-radius:50%;background:rgba(107,114,128,.3);flex-shrink:0}
.check-list{list-style:none;display:flex;flex-direction:column;gap:.625rem}
.check-list li{display:flex;gap:.625rem;font-size:.8125rem;color:rgba(26,26,31,.8)}
.check-icon{width:1rem;height:1rem;flex-shrink:0;margin-top:.125rem;color:var(--secondary);stroke:var(--secondary)}

/* ===== SOLUTIONS ===== */
.solutions-list{display:flex;flex-direction:column;gap:5rem}
@media(min-width:1024px){.solutions-list{gap:7rem}}
.solution-row{display:flex;flex-direction:column;gap:2rem}
@media(min-width:1024px){.solution-row{flex-direction:row;align-items:center;gap:4rem}}
.solution-row.reverse{flex-direction:column}
@media(min-width:1024px){.solution-row.reverse{flex-direction:row-reverse}}
.solution-img{flex:1}
.solution-img img{width:100%;aspect-ratio:4/3;border-radius:.5rem;object-fit:contain}
.solution-text{flex:1}
.solution-title{font-size:1.25rem;font-weight:700;color:var(--fg);margin-bottom:.75rem}
.solution-desc{font-size:.875rem;color:var(--muted-fg);line-height:1.7;margin-bottom:1.5rem;max-width:24rem}

/* ===== ABOUT ===== */
.about-grid{display:flex;flex-direction:column;gap:2.5rem}
@media(min-width:1024px){.about-grid{flex-direction:row;gap:5rem}}
.about-img-col{flex:0 0 41.67%}
.about-img-col img{width:100%;aspect-ratio:4/3;object-fit:cover}
.about-text-col{flex:1}
.about-paragraphs{display:flex;flex-direction:column;gap:1.25rem;font-size:.9375rem;color:var(--muted-fg);line-height:1.8;max-width:480px}
.about-paragraphs strong{color:var(--fg);font-weight:600}
.about-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:2.5rem;padding-top:2rem;border-top:1px solid var(--border)}
.fact-value{font-size:1.125rem;font-weight:700;color:var(--fg)}
.fact-label{font-size:.6875rem;color:var(--muted-fg);margin-top:.125rem}

/* ===== WHY CHOOSE US ===== */
.why-grid{display:flex;flex-direction:column;gap:2.5rem}
@media(min-width:1024px){.why-grid{flex-direction:row;gap:6rem}}
.why-left{flex:0 0 41.67%}
.why-desc{font-size:.875rem;color:var(--muted-fg);line-height:1.6;max-width:24rem}
.why-right{flex:1}
.why-cards{display:grid;gap:2.5rem}
@media(min-width:640px){.why-cards{grid-template-columns:1fr 1fr;column-gap:3rem}}
.why-num{font-size:.6875rem;font-weight:600;color:var(--border);display:block;margin-bottom:.75rem}
.why-card-title{font-size:.9375rem;font-weight:600;color:var(--fg);margin-bottom:.375rem}
.why-card-text{font-size:.8125rem;color:var(--muted-fg);line-height:1.6}

/* ===== REFERENCES / MAP ===== */
.ref-desc{font-size:.875rem;color:var(--muted-fg);line-height:1.6;max-width:36rem;margin:0 auto}
.ref-grid{display:grid;gap:3rem;align-items:center}
@media(min-width:1024px){.ref-grid{grid-template-columns:1fr 1fr}}
.cities-list{display:grid;grid-template-columns:1fr 1fr;gap:.75rem 2rem}
.city-item{display:flex;align-items:center;gap:.625rem}
.city-dot{width:.375rem;height:.375rem;border-radius:50%;background:var(--primary);flex-shrink:0}
.city-name{font-size:.8125rem;font-weight:500;color:rgba(26,26,31,.85);letter-spacing:.03em}
.cities-count{margin-top:1rem;padding-top:1rem;border-top:1px solid rgba(0,0,0,.06)}
.cities-count p{font-size:.6875rem;color:var(--muted-fg)}
.ref-map{display:flex;justify-content:center}
.map-wrapper{position:relative;max-width:400px;width:100%}
.map-bg{position:absolute;inset:-1rem;background:rgba(56,181,254,.04);border-radius:1.5rem}
.map-wrapper img{position:relative;width:100%;height:auto;user-select:none;pointer-events:none}

/* ===== CTA BANNER ===== */
.cta-banner{background:var(--fg)}
.cta-inner{padding:4rem 1.5rem;display:flex;flex-direction:column;gap:1.5rem;align-items:flex-start}
@media(min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between;padding:5rem 2rem}}
.cta-text{max-width:28rem}
.cta-text h2{font-size:1.25rem;font-weight:700;color:var(--bg);margin-bottom:.5rem}
.cta-text p{font-size:.8125rem;color:rgba(255,255,255,.45);line-height:1.6}

/* ===== CONTACT ===== */
.contact-grid{display:grid;gap:4rem}
@media(min-width:1024px){.contact-grid{grid-template-columns:1fr 1fr;gap:6rem}}
.contact-intro{font-size:.875rem;color:var(--muted-fg);line-height:1.7;margin-bottom:2.5rem;max-width:24rem}
.contact-info{border-top:1px solid var(--border)}
.contact-row{display:flex;align-items:baseline;gap:1rem;padding:1rem 0;border-bottom:1px solid var(--border)}
.contact-label{font-size:.6875rem;color:var(--muted-fg);text-transform:uppercase;letter-spacing:.08em;width:5rem;flex-shrink:0}
.contact-row a,.contact-row span{font-size:.875rem;color:var(--fg)}
.contact-row a:hover{color:var(--primary)}
.contact-form{display:flex;flex-direction:column;gap:1.25rem}
.form-row{display:grid;gap:1rem}
@media(min-width:640px){.form-row{grid-template-columns:1fr 1fr}}
.form-group label{display:block;font-size:.6875rem;font-weight:500;color:var(--muted-fg);text-transform:uppercase;letter-spacing:.08em;margin-bottom:.5rem}
.form-group input,.form-group textarea{width:100%;padding:.625rem .75rem;border:1px solid var(--border);border-radius:var(--radius);font-size:.875rem;font-family:var(--font);color:var(--fg);background:var(--bg);outline:none;transition:border-color .2s}
.form-group input:focus,.form-group textarea:focus{border-color:var(--primary)}
.form-group textarea{min-height:120px;resize:vertical}
.contact-success{padding:5rem 0;text-align:center}
.contact-success h3{font-size:1.125rem;font-weight:700;color:var(--fg);margin-bottom:.5rem}
.contact-success p{font-size:.8125rem;color:var(--muted-fg)}

/* ===== FOOTER ===== */
.footer{background:var(--fg)}
.footer .container{padding-top:2.5rem;padding-bottom:2.5rem}
.footer-top{display:flex;flex-direction:column;gap:1.5rem}
@media(min-width:768px){.footer-top{flex-direction:row;align-items:center;justify-content:space-between}}
.footer-address{font-size:.6875rem;color:rgba(255,255,255,.35);margin-top:.25rem;max-width:280px;line-height:1.6}
.footer-links{display:flex;flex-direction:column;gap:1rem}
@media(min-width:640px){.footer-links{flex-direction:row;gap:2rem}}
.footer-links a{font-size:.75rem;color:rgba(255,255,255,.4);transition:color .2s}
.footer-links a:hover{color:rgba(255,255,255,.7)}
.footer-bottom{margin-top:2rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:.75rem}
@media(min-width:640px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between}}
.footer-bottom p{font-size:.6875rem;color:rgba(255,255,255,.25)}
.footer-nav{display:flex;gap:1.5rem}
.footer-nav a{font-size:.6875rem;color:rgba(255,255,255,.3);transition:color .2s}
.footer-nav a:hover{color:rgba(255,255,255,.6)}

/* ===== WHATSAPP FAB ===== */
.whatsapp-fab{position:fixed;bottom:1.5rem;right:1.5rem;z-index:50;width:3.5rem;height:3.5rem;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0,0,0,.15);transition:transform .3s,box-shadow .3s}
.whatsapp-fab:hover{transform:scale(1.1);box-shadow:0 6px 20px rgba(0,0,0,.2)}
.whatsapp-fab svg{width:1.75rem;height:1.75rem}

/* ===== NEWSLETTER POPUP ===== */
.newsletter-overlay{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;padding:1rem}
.newsletter-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(4px)}
.newsletter-modal{position:relative;width:100%;max-width:28rem;background:var(--bg);border-radius:1rem;box-shadow:0 25px 50px rgba(0,0,0,.25);border:1px solid var(--border);overflow:hidden;animation:zoomIn .3s ease}
@keyframes zoomIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
.newsletter-close{position:absolute;top:1rem;right:1rem;background:none;border:none;font-size:1.25rem;color:var(--muted-fg);cursor:pointer;padding:.375rem;border-radius:50%;transition:background .2s,color .2s;z-index:10;line-height:1}
.newsletter-close:hover{background:var(--muted);color:var(--fg)}
.newsletter-accent{height:.375rem;background:linear-gradient(to right,var(--primary),var(--secondary),var(--primary))}
.newsletter-body{padding:2rem 1.5rem 1.75rem}
@media(min-width:640px){.newsletter-body{padding:2rem 2rem 1.75rem}}
.newsletter-body h2{text-align:center;font-size:1.25rem;font-weight:700;color:var(--fg);margin-bottom:.5rem}
.newsletter-body p{text-align:center;font-size:.875rem;color:var(--muted-fg);line-height:1.6;margin-bottom:1.5rem}
.newsletter-icon-wrap{margin:0 auto 1.25rem;width:3.5rem;height:3.5rem;border-radius:50%;background:rgba(56,181,254,.1);display:flex;align-items:center;justify-content:center}
.newsletter-icon{width:1.75rem;height:1.75rem;color:var(--primary);stroke:var(--primary)}
#newsletter-form{display:flex;flex-direction:column;gap:.75rem}
#newsletter-form input{width:100%;padding:.6875rem .75rem;border:1px solid var(--border);border-radius:var(--radius);font-size:.875rem;font-family:var(--font);outline:none}
#newsletter-form input:focus{border-color:var(--primary)}
.newsletter-dismiss{background:none;border:none;font-size:.875rem;color:var(--muted-fg);cursor:pointer;padding:.5rem;transition:color .2s;font-family:var(--font)}
.newsletter-dismiss:hover{color:var(--fg)}