/* Eslabones - Landing CSS
   Palette: #F4F4F4, #FFFFFF, #1F1F1F, accent #FDD835
*/
:root{
  --bg:#F4F4F4;
  --card:#FFFFFF;
  --text:#1F1F1F;
  --accent:#FDD835;
  --maxw:1100px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:'Open Sans',system-ui,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.45;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:28px}
.header-inner{display:flex;align-items:center;gap:16px}
.site-header{background:var(--card);border-bottom:1px solid rgba(0,0,0,0.06);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;text-decoration:none}
.logo{height:56px;display:block}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:14px}
.main-nav a{color:var(--text);text-decoration:none;font-weight:600;font-family:'Oswald',sans-serif}
.ctas{margin-left:auto;display:flex;gap:10px;align-items:center}
.cta-email{font-size:14px;text-decoration:none;padding:8px 10px;border-radius:6px;background:transparent;border:1px solid rgba(0,0,0,0.06)}
.cta-wsp{padding:8px 12px;border-radius:6px;background:var(--accent);color:#111;text-decoration:none;font-weight:700}

.menu-toggle{display:none;border:0;background:transparent;font-size:20px;padding:8px;margin-left:8px}

/* Hero */
.hero{padding:56px 0;background:linear-gradient(180deg, rgba(255,255,255,0.6), rgba(255,255,255,0.9))}
.hero-inner{display:flex;align-items:center;gap:28px}
.hero-text{flex:1}
.hero h1{font-family:'Oswald',sans-serif;font-size:36px;margin:0 0 12px}
.lead{font-size:18px;margin:0 0 18px;color:#333}
.hero-ctas{display:flex;gap:10px}
.primary-cta{background:var(--text);color:#fff;padding:12px 18px;border-radius:8px;text-decoration:none;font-weight:700}
.secondary-cta{background:transparent;border:1px solid rgba(0,0,0,0.08);padding:12px 18px;border-radius:8px;text-decoration:none}

/* Sections */
section{margin:36px 0;padding:18px 0}
h2{font-family:'Oswald',sans-serif;font-size:22px;margin-bottom:12px}
.reasons{display:flex;gap:18px;list-style:none;padding:0;margin:12px 0}
.reasons li{background:var(--card);padding:12px;border-radius:8px;flex:1;box-shadow:0 6px 18px rgba(0,0,0,0.03)}

.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.service{background:var(--card);padding:16px;border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,0.04)}
.link-more{text-decoration:none;color:var(--text);font-weight:600}

/* Sectors */
.sector-list{display:flex;gap:12px}
.sector-item{background:var(--card);padding:12px;border-radius:8px;flex:1;box-shadow:0 6px 18px rgba(0,0,0,0.03)}

/* Footer */
.site-footer{background:var(--card);border-top:1px solid rgba(0,0,0,0.06);padding:18px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:14px}

/* Responsiveness */
@media (max-width:900px){
  .hero-inner{flex-direction:column-reverse}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .main-nav{display:none}
  .menu-toggle{display:block}
}
@media (max-width:520px){
  .services-grid{grid-template-columns:1fr}
  .reasons{flex-direction:column}
  .ctas{display:none}
  .wrap{padding:18px}
  .hero h1{font-size:28px}
}