:root{
  --kar: #0079AA;
  --web: #105469;

  --light: #f4f9fc;
  --white: #ffffff;
  --text: #1e293b;
}

/* =========================
   GENERAL
========================= */

body{
  font-family: 'Inter', sans-serif;
  scroll-behavior: smooth;
  color: var(--text);
  background: #fff;
}

section{
  overflow: hidden;
}

/* =========================
   NAVBAR
========================= */

.navbar{
  background: rgba(255,255,255,.96) !important;
  backdrop-filter: blur(10px);
  padding: 14px 0;
  transition: .3s;

  border-bottom: 1px solid rgba(0,0,0,.06);

  box-shadow: 0 2px 10px rgba(0,0,0,.04);
}

.navbar-brand img{
  height: 42px;
  width: auto;
}

.nav-link{
  color: var(--web) !important;
  font-weight: 600;
  margin-left: 14px;
  transition: .3s;
}

.nav-link:hover{
  color: var(--kar) !important;
}

/* =========================
   HERO
========================= */

.hero{
  background:
    linear-gradient(rgba(0,0,0,.62), rgba(0,0,0,.62)),
    url('../images/bg.jpg');

  background-size: cover;
  background-position: center;

  min-height: 100vh;
  padding-top: 100px;
}

.hero h1{
  font-size: 2.0rem;
  font-weight: 700;
  line-height: 1.2;
}

.hero p{
  max-width: 850px;
  margin: auto;
  font-size: 1.15rem;
  color: rgba(255,255,255,.92);
}

/* =========================
   BOTONES
========================= */

.btn-success{
  background: #25D366;
  border: none;
  padding: 14px 30px;
  border-radius: 12px;

  font-weight: 600;

  transition: .3s;

  box-shadow: 0 8px 20px rgba(37,211,102,.25);
}

.btn-success:hover{
  background: #1ebe5d;
  transform: translateY(-3px);
}

/*boton de servicios en inicio*/
.btn-karweb{
  background: var(--kar);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 12px;
  font-weight: 600;
  transition: .3s;
  display: inline-block;
  text-decoration: none;
}

.btn-karweb:hover{
  background: var(--web);
  color: #fff;
}

/* =========================
   TITULOS
========================= */

section h2{
  color: var(--web);
  font-weight: 700;
}

/* =========================
   SERVICIOS
========================= */

#servicios{
  background: var(--light);
}

.service-card{
  border-radius: 18px;
  overflow: hidden;

  transition: .35s;

  background: #fff;
  border: none;
}

.service-card:hover{
  transform: translateY(-8px);

  box-shadow: 0 18px 35px rgba(0,0,0,.12) !important;
}

.service-card .card-body{
  padding: 35px 25px;
}

.service-card i{
  font-size: 3rem;
  color: var(--kar);
}

.service-card h4{
  color: var(--web);
  font-weight: 700;
}

.service-card p{
  color: #475569;
}

/* =========================
   CONTACTO
========================= */

#contacto{
  background:
    linear-gradient(to right, #f8fbfd, #eef7fb);
}

#contacto i{
  color: var(--kar);
  margin-right: 8px;
}

/* =========================
   FOOTER
========================= */

footer{
  background: #105469;
  border-top: 4px solid #0079AA;
}

.footer-logo{
  max-height: 55px;
}

footer p{
  color: #fff;
}

footer small{
  color: rgba(255,255,255,.75);
}

/* =========================
   WHATSAPP FLOTANTE
========================= */

.whatsapp-float{
  position: fixed;

  width: 60px;
  height: 60px;

  bottom: 25px;
  right: 25px;

  background: #25D366;
  color: #fff;

  border-radius: 50%;

  display: flex;
  align-items: center;
  justify-content: center;

  font-size: 30px;

  text-decoration: none;

  box-shadow: 0 8px 25px rgba(0,0,0,.25);

  z-index: 999;

  transition: .3s;
}

.whatsapp-float:hover{
  transform: scale(1.08);
  color: #fff;
}



/* =========================
   RESPONSIVE
========================= */

@media(max-width:768px){

  .hero h1{
    font-size: 1.8rem;
  }

  .hero p{
    font-size: 1rem;
  }

  .navbar-brand img{
    height: 36px;
  }

  .service-card .card-body{
    padding: 28px 20px;
  }

}