/*==============================================================================
  SISTEMASPNP.COM - CSS CRÍTICO OPTIMIZADO
  Version: 1.0
  Usuarios: 1.1M/mes
  Tamaño: ~8KB (vs 120KB original)
  Solo contiene CSS realmente utilizado
==============================================================================*/

/*--------------------------------------------------------------
# General Styles
--------------------------------------------------------------*/
body {
  font-family: "Open Sans", sans-serif;
  color: #444444;
  background: #ECE9E6;
  background: linear-gradient(to top, #FFFFFF, #ECE9E6);
}

a {
  color: #51cc8e;
  text-decoration: none;
}

a:hover {
  color: #03854f;
  text-decoration: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Raleway", sans-serif;
}

/*--------------------------------------------------------------
# Back to Top Button
--------------------------------------------------------------*/
.back-to-top {
  position: fixed;
  visibility: hidden;
  opacity: 0;
  right: 15px;
  bottom: 15px;
  z-index: 996;
  background: #e03a3c;
  width: 40px;
  height: 40px;
  border-radius: 4px;
  transition: all 0.4s;
}

.back-to-top i {
  font-size: 28px;
  color: #fff;
  line-height: 0;
}

.back-to-top:hover {
  background: #e65d5f;
  color: #fff;
}

.back-to-top.active {
  visibility: visible;
  opacity: 1;
}

/*--------------------------------------------------------------
# Header
--------------------------------------------------------------*/
#header {
  background: #fff;
  transition: all 0.5s;
  z-index: 997;
  padding: 20px 0;
}

#header.header-scrolled {
  padding: 12px 0;
  box-shadow: 0px 2px 15px rgba(0, 0, 0, 0.1);
}

#header .logo img {
  max-height: 55px;
}

@media only screen and (max-width: 600px) {
  #header .logo img {
    max-height: 41px;
  }
}

/*--------------------------------------------------------------
# Navigation Menu
--------------------------------------------------------------*/
.navbar {
  padding: 0;
}

.navbar ul {
  margin: 0;
  padding: 0;
  display: flex;
  list-style: none;
  align-items: center;
}

.navbar li {
  position: relative;
}

.navbar a,
.navbar a:focus {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0 10px 30px;
  font-family: "Raleway", sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: #111111;
  white-space: nowrap;
  transition: 0.3s;
}

.navbar a i,
.navbar a:focus i {
  font-size: 12px;
  line-height: 0;
  margin-left: 5px;
}

.navbar a:hover,
.navbar .active,
.navbar .active:focus,
.navbar li:hover > a {
  color: #e03a3c;
}

.navbar .dropdown ul {
  display: block;
  position: absolute;
  left: 30px;
  top: calc(100% + 30px);
  margin: 0;
  padding: 10px 0;
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  background: #fff;
  box-shadow: 0px 0px 30px rgba(127, 137, 161, 0.25);
  transition: 0.3s;
}

.navbar .dropdown ul li {
  min-width: 200px;
}

.navbar .dropdown ul a {
  padding: 10px 20px;
  font-size: 14px;
}

.navbar .dropdown:hover > ul {
  opacity: 1;
  top: 100%;
  visibility: visible;
}

/*--------------------------------------------------------------
# Mobile Navigation
--------------------------------------------------------------*/
.mobile-nav-toggle {
  color: #111111;
  font-size: 28px;
  cursor: pointer;
  display: none;
  line-height: 0;
  transition: 0.5s;
}

@media (max-width: 991px) {
  .mobile-nav-toggle {
    display: block;
  }

  .navbar ul {
    display: none;
  }
}

.navbar-mobile {
  position: fixed;
  overflow: hidden;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.9);
  transition: 0.3s;
  z-index: 999;
}

.navbar-mobile .mobile-nav-toggle {
  position: absolute;
  top: 15px;
  right: 15px;
}

.navbar-mobile ul {
  display: block;
  position: absolute;
  top: 55px;
  right: 15px;
  bottom: 15px;
  left: 15px;
  padding: 10px 0;
  background-color: #fff;
  overflow-y: auto;
  transition: 0.3s;
}

.navbar-mobile a,
.navbar-mobile a:focus {
  padding: 10px 20px;
  font-size: 15px;
  color: #111111;
}

.navbar-mobile a:hover,
.navbar-mobile .active,
.navbar-mobile li:hover > a {
  color: #e03a3c;
}

.navbar-mobile .dropdown ul {
  position: static;
  display: none;
  margin: 10px 20px;
  padding: 10px 0;
  z-index: 99;
  opacity: 1;
  visibility: visible;
  background: #fff;
  box-shadow: 0px 0px 30px rgba(127, 137, 161, 0.25);
}

.navbar-mobile .dropdown > .dropdown-active {
  display: block;
}

/*--------------------------------------------------------------
# Portfolio Section
--------------------------------------------------------------*/
#portfolio {
  padding-top: 96px;
}

.portfolio .section-title h1 {
  margin: 20px 0 20px 0;
  text-align: center;
}

#portfolio .badge {
  font-family: 'tahoma', sans-serif;
}

.portfolio .portfolio-item {
  margin-bottom: 30px;
}

.portfolio #portfolio-flters {
  padding: 0;
  margin: 0 auto 20px auto;
  list-style: none;
  text-align: center;
}

.portfolio #portfolio-flters li {
  cursor: pointer;
  display: inline-block;
  padding: 8px 15px 10px 15px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  text-transform: uppercase;
  color: #444444;
  margin-bottom: 5px;
  transition: all 0.3s ease-in-out;
  border-radius: 3px;
}

.portfolio #portfolio-flters li:hover,
.portfolio #portfolio-flters li.filter-active {
  color: #fff;
  background: #03854f;
}

/*--------------------------------------------------------------
# Cards (Sistemas)
--------------------------------------------------------------*/
.card {
  background-color: #FFFFFF;
  font-family: 'Titillium Web', sans-serif;
  padding: 0;
  border-radius: 4px;
  box-shadow: 0 4px 5px 0 rgba(0,0,0,0.14), 0 1px 10px 0 rgba(0,0,0,0.12), 0 2px 4px -1px rgba(0,0,0,0.3);
  position: relative;
}

.card-footer {
  color: black;
}

.card:hover {
  box-shadow: 0 16px 24px 2px rgba(0,0,0,0.14), 0 6px 30px 5px rgba(0,0,0,0.12), 0 8px 10px -5px rgba(0,0,0,0.3);
  color: black;
}

.card:hover .card-footer {
  background-color: #0A8250;
  animation: card-hover 0.5s;
  color: white;
}

@keyframes card-hover {
  from {
    background-color: transparent;
  }
  to {
    background-color: #0A8250;
  }
  50% {
    color: white;
  }
}

/*--------------------------------------------------------------
# Contact Section
--------------------------------------------------------------*/
#contact {
  padding: 60px 0;
}

#contact .section-title {
  margin-bottom: 40px;
  text-align: center;
}

.contact .section-title h2 {
  margin: 20px 0;
}

/*--------------------------------------------------------------
# Contact CTA Button
--------------------------------------------------------------*/
.btn-contact-cta {
  display: inline-block;
  background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
  color: #fff;
  padding: 18px 45px;
  border-radius: 50px;
  font-size: 1.2rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
  border: none;
  cursor: pointer;
}

.btn-contact-cta:hover {
  background: linear-gradient(135deg, #218838 0%, #1ba87e 100%);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(40, 167, 69, 0.5);
  color: #fff;
}

.btn-contact-cta:active {
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(40, 167, 69, 0.4);
}

.btn-contact-cta i {
  font-size: 1.3rem;
  vertical-align: middle;
}

/*--------------------------------------------------------------
# Footer
--------------------------------------------------------------*/
#footer {
  color: #fff;
  font-size: 14px;
  background: #03854f;
  padding: 20px 0;
}

#footer .credits {
  padding-top: 5px;
  font-size: 13px;
  text-align: center;
}

/*--------------------------------------------------------------
# Responsive
--------------------------------------------------------------*/
@media (max-width: 768px) {
  .btn-contact-cta {
    padding: 15px 35px;
    font-size: 1.1rem;
    width: 100%;
    max-width: 300px;
  }

  #contact {
    padding: 40px 0;
  }
}

@media (max-width: 480px) {
  .btn-contact-cta {
    padding: 12px 30px;
    font-size: 1rem;
  }
}