:root {
    --primary-green: #1aa94f;
    --primary-blue: #1e63aa;
    --secondary-blue1: #2596be;
    --secondary-blue2: #4fc5b6;
    --secondary-blue3: #3366cc;
    --secondary-blue4: #005baa;
}

* {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Navbar Styles */
.navbar {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-blue) 100%);
    padding: 15px 0;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.navbar-brand {
    font-weight: 700;
    font-size: 24px;
    color: white !important;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.navbar-nav .nav-link {
    color: white !important;
    font-weight: 500;
    margin: 0 10px;
    position: relative;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: rgba(255,255,255,0.9) !important;
    transform: translateY(-2px);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: white;
    transition: width 0.3s ease;
}

.navbar-nav .nav-link:hover::after {
    width: 80%;
}

/* Hero Gallery Styles */
.hero-gallery {
    height: 80vh;
    position: relative;
    overflow: hidden;
}

.carousel,
.carousel-inner,
.carousel-item {
    height: 100%;
}

/* Nuevo contenedor para el fondo de cada slide */
.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.carousel-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26,169,79,0.3) 0%, rgba(30,99,170,0.4) 100%);
    z-index: 1;
}

.carousel-caption {
    bottom: 50%;
    transform: translateY(50%);
    background: rgba(0, 0, 0, 0.6);
    padding: 40px;
    border-radius: 15px;
    max-width: 800px;
    margin: 0 auto;
    left: 0;
    right: 0;
    border-left: 5px solid var(--primary-green);
    backdrop-filter: blur(5px);
    z-index: 2;
}

.carousel-caption h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.carousel-caption p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn-gallery {
    background: var(--primary-green);
    color: white;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: inline-block;
}

.btn-gallery:hover {
    background: transparent;
    border-color: white;
    color: white;
    transform: scale(1.05);
}

/* Quick Info Section */
.quick-info {
    background-color: white;
    padding: 60px 0;
    color: white;
}

.info-card {
    text-align: center;
    padding: 30px;
    background-color: #1e63aa;
    border-radius: 15px;
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
}

.info-card:hover {
    transform: translateY(-10px);
    background-color: #1aa94f;
}

.info-card i {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* Footer Styles */
.footer {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-green) 100%);
    color: white;
    padding: 50px 0 20px;
    position: relative;
}

.footer h5 {
    font-weight: 600;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: white;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 15px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
    padding-left: 8px;
}

.social-icons {
    margin: 20px 0;
}

.social-icon {
    display: inline-block;
    width: 45px;
    height: 45px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    text-align: center;
    line-height: 45px;
    margin-right: 10px;
    color: white;
    font-size: 20px;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: white;
    color: var(--primary-blue);
    transform: translateY(-5px);
}

.whatsapp-btn {
    background: #25d366;
    color: white;
    padding: 12px 25px;
    border-radius: 50px;
    text-decoration: none;
    display: inline-block;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-top: 15px;
}

.whatsapp-btn:hover {
    background: #128C7E;
    color: white;
    transform: scale(1.05);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    margin-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.2);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .carousel-caption h2 {
        font-size: 2rem;
    }
    
    .carousel-caption p {
        font-size: 1rem;
    }
    
    .hero-gallery {
        height: 60vh;
    }
}

/* Página PRODUCTOS */
.product-tabs {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 60px 0;
}

.nav-tabs {
    border-bottom: 3px solid var(--primary-green);
    justify-content: center;
    margin-bottom: 40px;
}

.nav-tabs .nav-link {
    color: var(--primary-blue);
    font-weight: 600;
    padding: 15px 40px;
    margin: 0 10px;
    border: none;
    border-radius: 50px 50px 0 0;
    background: rgba(26, 169, 79, 0.1);
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.nav-tabs .nav-link:hover {
    background: rgba(26, 169, 79, 0.2);
    transform: translateY(-3px);
}

.nav-tabs .nav-link.active {
    background: var(--primary-green);
    color: white;
    border: none;
}

.product-content {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin-top: 20px;
}

.product-image {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}

.product-image:hover {
    transform: scale(1.02);
}

.product-description {
    padding-right: 30px;
}

.product-description h3 {
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-weight: 700;
}

.product-description ul {
    list-style: none;
    padding: 0;
}

.product-description ul li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}

.product-description ul li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--primary-green);
    position: absolute;
    left: 0;
    top: 2px;
}

.product-price {
    font-size: 2rem;
    color: var(--primary-green);
    font-weight: 700;
    margin: 20px 0;
}

.btn-buy {
    background: var(--primary-blue);
    color: white;
    padding: 12px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: inline-block;
}

.btn-buy:hover {
    background: transparent;
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

/* Sección de instalación */
.installation-section {
    padding: 60px 0;
    background: white;
}

.pdf-card {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 20px;
    padding: 40px;
    margin-top: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.pdf-preview {
    background: white;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.pdf-preview:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(26, 169, 79, 0.2);
}

.pdf-preview i {
    font-size: 4rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.pdf-preview h4 {
    color: var(--primary-green);
    margin-bottom: 15px;
}

.pdf-preview .btn-pdf {
    background: var(--primary-green);
    color: white;
    padding: 10px 25px;
    border-radius: 50px;
    text-decoration: none;
    display: inline-block;
    margin-top: 15px;
    transition: all 0.3s ease;
}

.pdf-preview .btn-pdf:hover {
    background: var(--primary-blue);
    transform: scale(1.05);
}

.pdf-info {
    padding: 20px;
}

.pdf-info h4 {
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.pdf-info ul {
    list-style: none;
    padding: 0;
}

.pdf-info ul li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}

.pdf-info ul li::before {
    content: '\f15c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--primary-green);
    position: absolute;
    left: 0;
    top: 2px;
}

/* Sección de videos - Diseño creativo */
.videos-section {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.video-card-modern {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    border-left: 5px solid var(--primary-green);
}

.video-card-modern:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(26, 169, 79, 0.2);
    border-left-color: var(--primary-blue);
}

.video-number {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-blue));
    color: white;
    padding: 10px 20px;
    font-size: 1.2rem;
    font-weight: 700;
    display: inline-block;
    border-radius: 0 0 20px 0;
}

.video-content {
    padding: 25px;
    flex: 1;
}

.video-content h4 {
    color: var(--primary-blue);
    font-size: 1.3rem;
    margin-bottom: 15px;
    font-weight: 700;
    line-height: 1.4;
}

.video-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.video-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 20px;
    border-top: 2px solid #f0f0f0;
}

.video-duration {
    color: var(--primary-green);
    font-weight: 600;
    font-size: 0.9rem;
}

.video-duration i {
    margin-right: 5px;
}

.btn-watch {
    background: var(--primary-blue);
    color: white;
    padding: 8px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-watch:hover {
    background: transparent;
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.videos-header {
    text-align: center;
    margin-bottom: 40px;
}

.videos-header h2 {
    color: var(--primary-blue);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.videos-header p {
    color: #666;
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-tabs .nav-link {
        padding: 10px 20px;
        font-size: 1rem;
        margin: 0 5px;
    }
    
    .product-content {
        padding: 20px;
    }
    
    .product-description {
        padding-right: 0;
        margin-bottom: 30px;
    }
    
    .videos-grid {
        grid-template-columns: 1fr;
    }
}