:root {
  /* Sistema unificado de colores */
  --color-primary: #20304C;
  --color-secondary: #3A5074;
  --color-accent: #b8736D;
  --color-light: #f8f9fa;
  --color-dark: #2d3748;
  --color-white: #fff;
  
  /* Sistema tipográfico */
  --font-primary: 'Yeseva One', serif;
  --font-secondary: 'Yaldevi', sans-serif;
  
  /* Elementos de diseño */
  --shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --border-radius: 10px;
  
  /* Espaciado consistente */
  --section-spacing: 6rem;
  --element-spacing: 2rem;
  --card-spacing: 1.5rem;
}

/* Reset y estilos base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-secondary);
  color: var(--color-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  margin-bottom: 1rem;
  color: var(--color-dark);
}

/* Utilidades */
.text-center { text-align: center; }
.section-padding { 
  padding: var(--section-spacing) 0; 
  position: relative;
}
.bg-light { background-color: var(--color-light); }
.bg-white { background-color: var(--color-white); }
.mb-3 { margin-bottom: var(--element-spacing); }

/* Navegación - Efecto centro a los lados */
.nav-custom {
  background-color: var(--color-light);
  box-shadow: var(--shadow);
  transition: var(--transition);
  padding: 0.8rem 0;
}

.navbar-brand img {
  transition: var(--transition);
}

.navbar-brand img:hover {
  transform: scale(1.05);
}

.nav-list .nav-link {
  font-weight: 500;
  color: var(--color-dark);
  position: relative;
  margin: 0 0.8rem;
  transition: var(--transition);
  padding: 0.5rem 0;
}

.nav-list .nav-link:hover, 
.nav-list .nav-link.active {
  color: var(--color-primary);
}

/* Efecto de subrayado desde el centro hacia los lados */
.nav-list .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: var(--transition);
  transform: translateX(-50%);
}

.nav-list .nav-link:hover::after,
.nav-list .nav-link.active::after {
  width: 100%;
  left: 50%;
}

/* Resto del CSS se mantiene igual... */

/* Carrusel Hero */
.carousel-legal {
            margin-bottom: var(--section-spacing);
        }

        .carousel-legal .carousel-item {
            height: 85vh;
            min-height: 600px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .carousel-legal .carousel-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to right, rgba(32, 48, 76, 0.85), rgba(32, 48, 76, 0.7));
        }

        .carousel-legal .item-custom {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            height: 100%;
            position: relative;
            z-index: 2;
        }

        .carousel-legal .conten-slide-custom {
            max-width: 700px;
            padding: 3rem;
            color: var(--color-white);
            animation: fadeIn 1s ease;
            margin-left: 10%;
        }

        .carousel-legal .title-slide-card {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            color: var(--color-white);
            line-height: 1.2;
            font-weight: 700;
        }

        .carousel-legal .conten-slide-custom p {
            font-size: 1.3rem;
            margin-bottom: 2.5rem;
            line-height: 1.6;
        }

        .carousel-legal .btn-custom {
            background-color: var(--color-accent);
            color: var(--color-white);
            padding: 1rem 2.5rem;
            border-radius: 50px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: var(--transition);
            border: none;
            box-shadow: var(--shadow);
            font-size: 1.1rem;
        }

        .carousel-legal .btn-custom:hover {
            background-color: var(--color-primary);
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(0, 0, 0, 0.3);
        }

        .carousel-legal .carousel-indicators {
            bottom: 40px;
        }

        .carousel-legal .btn-slide {
            width: 14px;
            height: 14px;
            border-radius: 50%;
            margin: 0 10px;
            background-color: rgba(255, 255, 255, 0.4);
            border: none;
            transition: var(--transition);
        }

        .carousel-legal .btn-slide.active {
            background-color: var(--color-accent);
            transform: scale(1.4);
        }

        .carousel-legal .carousel-control-prev, 
        .carousel-legal .carousel-control-next {
            width: 60px;
            height: 60px;
            background-color: rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            top: 50%;
            transform: translateY(-50%);
            opacity: 0.8;
            transition: var(--transition);
        }

        .carousel-legal .carousel-control-prev { 
            left: 25px; 
        }
        
        .carousel-legal .carousel-control-next { 
            right: 25px; 
        }

        .carousel-legal .carousel-control-prev:hover, 
        .carousel-legal .carousel-control-next:hover {
            opacity: 1;
            background-color: var(--color-accent);
        }

        .legal-tag {
            display: inline-block;
            background-color: var(--color-accent);
            color: var(--color-white);
            padding: 0.5rem 1.2rem;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

/* Sección Nosotros */
.section-nosotros {
  padding: var(--section-spacing) 0;
  background-color: var(--color-white);
}

.content-year-nosotros {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 3rem;
}

.year-establish {
  flex: 1;
  min-width: 250px;
  text-align: center;
  padding: 2.5rem;
  background: var(--color-accent);
  border-radius: var(--border-radius);
  color: var(--color-white);
  margin-right: 2.5rem;
  box-shadow: var(--shadow);
}

.year-establish h2 {
  font-size: 4rem;
  margin-bottom: 0.8rem;
  color: var(--color-white);
}

.year-establish p {
  font-size: 1.2rem;
  opacity: 0.9;
}

.year-description {
  flex: 2;
  min-width: 300px;
}

.container-text h2 {
  color: var(--color-primary);
  margin-bottom: 1.8rem;
  position: relative;
  padding-bottom: 15px;
}

.container-text h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background-color: var(--color-accent);
}

.container-text p {
  margin-bottom: 1.5rem;
  color: var(--color-dark);
  font-size: 1.1rem;
  line-height: 1.8;
}

/* Sección Servicios */
.servicios {
  padding: var(--section-spacing) 0;
  background-color: var(--color-light);
}

.container-servicios h2 {
  text-align: center;
  margin-bottom: 3.5rem;
  position: relative;
  padding-bottom: 15px;
}

.container-servicios h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--color-primary);
}

.card-custom {
  border: none;
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow);
  height: 100%;
  margin-bottom: 2rem;
}

.card-custom:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 25px rgba(0, 0, 0, 0.1);
}

.container-img {
  height: 280px;
  overflow: hidden;
}

.container-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.card-custom:hover .container-img img {
  transform: scale(1.05);
}

.content-title {
  padding: var(--card-spacing);
  text-align: center;
}

.content-title h3 a {
  text-decoration: none;
  transition: var(--transition);
  color: var(--color-primary);
}

.content-title h3 a:hover {
  color: var(--color-accent);
}

/* Galería */
.gallery-section {
  padding: var(--section-spacing) 0;
  background-color: var(--color-white);
}

.gallery-title {
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
  padding-bottom: 15px;
}

.gallery-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--color-primary);
}

.gallery-category {
  margin-bottom: 4rem;
}

.category-title {
  position: relative;
  padding-bottom: 15px;
  margin-bottom: 2.5rem;
  font-family: var(--font-primary);
  color: var(--color-dark);
}

.category-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background-color: var(--color-primary);
}

.impermeabilizacion .category-title::after {
  background-color: var(--color-accent);
}

/* Tarjetas de galería con efecto de volteo */
.gallery-card {
  height: 380px;
  perspective: 1000px;
  margin-bottom: 2.5rem;
}

.gallery-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.8s;
  transform-style: preserve-3d;
  box-shadow: var(--shadow);
  border-radius: var(--border-radius);
}

.gallery-card:hover .gallery-card-inner {
  transform: rotateY(180deg);
}

.gallery-card-front, 
.gallery-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: var(--border-radius);
  overflow: hidden;
}

.gallery-card-back {
  background: var(--color-secondary);
  color: var(--color-white);
  transform: rotateY(180deg);
  padding: 1px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.gallery-img-container {
  height: 220px;
  overflow: hidden;
  background: linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
  font-size: 16px;
  text-align: center;
  padding: 20px;
}

.gallery-card-body {
  padding: var(--card-spacing);
  background: var(--color-white);
}

.gallery-card-title {
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.gallery-card-text {
  color: var(--color-dark);
  font-size: 0.95rem;
  margin-bottom: 0;
  line-height: 1.6;
}

.process-title {
  color: var(--color-white);
  font-size: 1.3rem;
  margin-bottom: 1.8rem;
  text-align: center;
  font-weight: 600;
  font-family: var(--font-primary);
}

.process-list {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.process-list li {
  position: relative;
  padding-left: 1.8rem;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  line-height: 1.1;
}

.process-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
  font-size: 1.4rem;
}

/* WhatsApp Flotante */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 30px;
  right: 30px;
  background-color: #25d366;
  color: var(--color-white);
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.5);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.whatsapp-float:hover {
  background-color: #128c7e;
  transform: scale(1.1);
}

/* Pie de página */
footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 4rem 0 1.5rem;
  margin-top: var(--section-spacing);
}

.container-icon img {
  max-width: 120px;
  filter: brightness(0) invert(1);
}

.container-redes-sociales {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.icon-red {
  color: var(--color-white);
  text-decoration: none;
  margin-bottom: 1.2rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
}

.icon-red:hover {
  color: var(--color-accent);
  transform: translateX(5px);
}

.icon-red i {
  margin-right: 12px;
  font-size: 20px;
}

.container-menu ul li {
  margin-bottom: 1rem;
}

.nav-footer a {
  color: var(--color-white);
  text-decoration: none;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-footer a:hover {
  color: var(--color-accent);
}

.nav-footer a i {
  margin-right: 10px;
}

/* Animaciones */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Separadores de sección */
.section-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(0,0,0,0.1), transparent);
  width: 80%;
  margin: 0 auto;
}

/* Media Queries Responsive */
@media (max-width: 1200px) {
  :root {
    --section-spacing: 5rem;
  }
}

@media (max-width: 992px) {
  :root {
    --section-spacing: 4.5rem;
    --element-spacing: 1.8rem;
  }
  
  .title-slide-card {
    font-size: 2.4rem;
  }
  
  .content-year-nosotros {
    flex-direction: column;
  }
  
  .year-establish {
    margin-right: 0;
    margin-bottom: 2.5rem;
    width: 100%;
  }
  
  .gallery-card {
    height: 360px;
  }
  
  /* Ajuste para navegación en móviles */
  .nav-list .nav-link::after {
    display: none;
  }
  .carousel-legal .title-slide-card {
                font-size: 2.5rem;
            }
            
            .carousel-legal .conten-slide-custom {
                margin-left: 5%;
                padding: 2rem;
            }
}

@media (max-width: 768px) {
  :root {
    --section-spacing: 4rem;
    --card-spacing: 1.2rem;
  }
  
  .carousel-item {
    height: 75vh;
  }
  
  .title-slide-card {
    font-size: 2rem;
  }
  
  .conten-slide-custom p {
    font-size: 1.1rem;
  }
  
  .year-establish h2 {
    font-size: 3.2rem;
  }
  
  .container-img {
    height: 240px;
  }
  
  .gallery-card {
    height: 340px;
    margin-bottom: 2rem;
  }
  
  .gallery-img-container {
    height: 200px;
  }
  .carousel-legal .carousel-item {
                height: 70vh;
                min-height: 500px;
            }
            
            .carousel-legal .title-slide-card {
                font-size: 2rem;
            }
            
            .carousel-legal .conten-slide-custom p {
                font-size: 1.1rem;
            }
            
            .carousel-legal .conten-slide-custom {
                text-align: center;
                margin: 0 auto;
            }
            
            .carousel-legal .btn-custom {
                padding: 0.8rem 2rem;
                font-size: 1rem;
            }
}

@media (max-width: 576px) {
  :root {
    --section-spacing: 3.5rem;
    --element-spacing: 1.5rem;
  }
  
  .carousel-item {
    height: 65vh;
    min-height: 400px;
  }
  
  .conten-slide-custom {
    padding: 1.5rem;
  }
  
  .title-slide-card {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
  }
  
  .btn-custom {
    padding: 0.8rem 2rem;
    font-size: 0.9rem;
  }
  
  .year-establish {
    padding: 2rem 1.5rem;
  }
  
  .year-establish h2 {
    font-size: 2.8rem;
  }
  
  .whatsapp-float {
    width: 50px;
    height: 50px;
    bottom: 20px;
    right: 20px;
    font-size: 24px;
  }
  
  .gallery-card {
    height: 320px;
  }
  
  .gallery-card-back {
    padding: 20px;
  }
  
  footer {
    padding: 3rem 0 1.5rem;
  }
  .carousel-legal .carousel-item {
                height: 65vh;
                min-height: 450px;
            }
            
            .carousel-legal .title-slide-card {
                font-size: 1.8rem;
            }
            
            .carousel-legal .conten-slide-custom {
                padding: 1.5rem;
            }
            
            .legal-tag {
                font-size: 0.9rem;
            }
}