:root {
  --bs-success: #198754 !important;
  --bs-success-dark: #157347 !important;
  --text-dark: #333 !important;
  --text-light: #fff !important;
  --footer-bg: #146c43 !important;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f4f6f9;
  padding-top: 70px;
}

.navbar-collapse {
  background-color: var(--bs-success);
  padding: 1rem;
  border-radius: 0.5rem;
}
.navbar-nav .nav-link {
  color: white !important;
  margin-bottom: 10px;
  font-size: 1.2rem;
}
.navbar-nav .nav-link:hover {
  color: #ffc107 !important;
}

/* Mejoramos también el espacio */
@media (max-width: 768px) {
  .navbar-collapse {
    margin-top: 10px;
  }
}


/* Navbar */
.navbar {
  background-color: var(--bs-success);
  backdrop-filter: blur(6px);
  padding: 0.75rem 1rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  height: 5rem;
}
.navbar-brand, .nav-link {
  color: var(--text-light) !important;
  transition: color 0.3s;
}
.navbar-brand:hover, .nav-link:hover {
  color: #ffc107 !important;
}

/* Mejorar el botón Toggle */
.navbar-toggler {
  border: none;
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(255,255,255,0.9)' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
}
.navbar-toggler:focus {
  box-shadow: none;
}

/* Carousel */
#FirstCarousel, .carousel, .carousel-inner, .carousel-item {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.carousel-item img {
  height: 100%;
  width: 100%;
  object-fit: cover;
}
.carousel-caption {
  background: rgba(0, 0, 0, 0.5);
  padding: 1rem;
  border-radius: 1rem;
  max-width: 80%;
  margin: auto;
  text-align: center;
  backdrop-filter: blur(5px);
  animation: fadeInUp 1s ease-out;
}
.carousel-caption h2, .carousel-caption h3 {
  text-shadow: 0 2px 6px rgba(0,0,0,0.7);
  font-size: 1.2rem;
}
.carousel-caption .btn {
  background-color: var(--bs-success) !important;
  border-color: var(--bs-success) !important;
  color: var(--text-light) !important;
  padding: 10px 25px;
  font-size: 1.1rem;
  border-radius: 50px;
  text-decoration: none;
  transition: all 0.3s ease;
}
.carousel-caption .btn:hover {
  background-color: var(--bs-success-dark) !important;
  border-color: #146c43 !important;
  transform: scale(1.05);
}

/* Cards */
.card {
  margin: 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  border-radius: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.card img {
  height: 200px;
  object-fit: cover;
  transition: transform 0.3s;
}
.card:hover {
  transform: scale(1.03);
  box-shadow: 0 6px 15px rgba(0,0,0,0.15);
}
.card img:hover {
  transform: scale(1.05);
}

/* Footer */
.footer-main {
  background-color: var(--footer-bg);
  color: var(--text-light);
  text-align: center;
  padding: 40px 20px;
  margin-top: 40px;
}
.main-footer {
  font-size: 2rem;
}

/* Social Icons */
.social-icons a {
  color: white;
  font-size: 1.5rem;
  margin: 0 10px;
  transition: color 0.3s;
}
.social-icons a:hover {
  color: #e83e8c;
}

/* Who We Are Section */
.who-we-are {
  background: #ffffff;
  padding: 40px 30px;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* Login Card */
.card-log {
  background-color: #fff;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  max-width: 400px;
  margin: 100px auto 0;
  animation: fadeInUp 1s ease-out;
}
.login-card h3 {
  font-size: 1.75rem;
  color: var(--bs-success);
  font-weight: bold;
}
.login-card .form-control {
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}
.login-card .btn-success {
  background-color: var(--bs-success);
  border-color: var(--bs-success);
  border-radius: 10px;
  font-size: 1.1rem;
  padding: 12px;
  transition: all 0.3s ease;
}
.login-card .btn-success:hover {
  background-color: var(--bs-success-dark);
  border-color: #146c43;
  transform: scale(1.05);
}

/* Animations */
@keyframes fadeInUp {
  0% { opacity: 0; transform: translateY(40px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* About Section */
.about-title {
  font-size: 2rem;
  font-weight: bold;
  color: var(--bs-success);
  margin-bottom: 50px;
}
.about-text {
  font-size: 1.125rem;
  color: var(--text-dark);
  line-height: 1.6;
  margin-bottom: 20px;
}
.about-img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}
.about-img:hover {
  transform: scale(1.05);
}
.icon-feature {
  font-size: 2.5rem;
  color: var(--bs-success);
  transition: color 0.3s ease;
}
.icon-feature:hover {
  color: var(--bs-success-dark);
}
.about-headers {
  font-size: 1.25rem;
  color: var(--bs-success);
  margin-top: 20px;
  font-weight: bold;
}
.about-p {
  color: var(--text-dark);
  font-size: 1rem;
  line-height: 1.5;
}

/* PDF Frame */
.pdf-frame {
  width: 100%;
  height: 700px;
  border: 2px solid #ccc;
  border-radius: 8px;
  box-shadow: 0px 0px 10px rgba(0,0,0,0.1);
}

/* Responsive */
@media (max-width: 768px) {
  #FirstCarousel, .carousel-inner, .carousel-item {
    height: 300px;
  }
  .carousel-caption h2 {
    font-size: 1.5rem;
  }
  .carousel-caption h3 {
    font-size: 1rem;
  }
  .carousel-caption {
    padding: 0.5rem;
    max-width: 90%;
  }
  .navbar .input-group {
    width: 100%;
  }
  .login-card {
    background: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
  }
}