/* SiiS Recomendador - marco institucional estable.
   Separado del motor y del CSS funcional para evitar que futuras actualizaciones
   del recomendador vuelvan a romper cabecera o pie de página. */
.siis-app-header{
  background:#151f2e;
  color:#fff;
  border-bottom:1px solid rgba(255,255,255,.10);
  min-height:72px;
  display:flex;
  align-items:center;
}
.siis-app-nav{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding-top:18px;
  padding-bottom:18px;
}
.siis-app-brand{
  color:#fff!important;
  text-decoration:none!important;
  font-size:18px;
  white-space:nowrap;
}
.siis-app-brand strong{font-weight:800}
.siis-app-menu{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.siis-app-menu a{
  color:#fff!important;
  text-decoration:none!important;
  font-weight:600;
  opacity:.94;
  margin:0!important;
}
.siis-app-menu a:hover{opacity:1;text-decoration:underline!important;text-underline-offset:5px}
.siis-app-main{min-height:calc(100vh - 470px)}

.siis-site-footer{
  margin-top:64px;
  background:#06101c;
  color:#d9e3ef;
  border-top:1px solid rgba(255,255,255,.08);
  padding:56px 0 26px;
}
.siis-footer-wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.siis-footer-grid{
  display:grid;
  grid-template-columns:1.55fr .95fr .95fr .95fr;
  gap:54px;
  align-items:start;
}
.siis-footer-logo{
  display:inline-block;
  color:#fff!important;
  text-decoration:none!important;
  font-size:30px;
  font-weight:800;
  letter-spacing:-1px;
  margin-bottom:22px;
}
.siis-footer-about p{
  max-width:350px;
  margin:0;
  color:#bdd0e6;
  font-size:17px;
  line-height:1.65;
}
.siis-site-footer h3{
  color:#fff;
  font-size:14px;
  margin:0 0 18px;
}
.siis-site-footer section:not(.siis-footer-about){display:flex;flex-direction:column;gap:13px}
.siis-site-footer a,
.siis-site-footer span{
  color:#bdd0e6;
  text-decoration:none;
  font-size:14px;
}
.siis-site-footer a:hover{color:#fff}
.siis-footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:54px;
  padding-top:26px;
  display:flex;
  justify-content:space-between;
  gap:20px;
  align-items:center;
}
.siis-whatsapp-float{
  position:fixed;
  right:22px;
  bottom:22px;
  z-index:1000;
  display:flex;
  align-items:center;
  gap:8px;
  padding:12px 18px;
  border-radius:999px;
  background:#21b75a;
  color:#fff!important;
  text-decoration:none!important;
  font-weight:800;
  box-shadow:0 8px 24px rgba(0,0,0,.18);
}
@media(max-width:850px){
  .siis-app-nav{align-items:flex-start;flex-direction:column;gap:14px}
  .siis-app-menu{gap:14px 20px}
  .siis-footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media(max-width:560px){
  .siis-app-menu{display:grid;grid-template-columns:1fr 1fr;width:100%}
  .siis-footer-grid{grid-template-columns:1fr}
  .siis-footer-bottom{align-items:flex-start;flex-direction:column}
  .siis-whatsapp-float span{display:none}
  .siis-whatsapp-float{width:48px;height:48px;justify-content:center;padding:0}
}