/* style.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --primary-color: #3498db;
    --primary-dark: #2980b9;
    --secondary-color: #2c3e50;
    --secondary-light: #34495e;
    --text-color: #333;
    --light-text: #7f8c8d;
    --light-bg: #f9f9f9;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --hover-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

body {
    overflow-x: hidden;
    color: var(--text-color);
    background-color: #f0f2f5;
    line-height: 1.6;
}

/* Menú superior */
.top-menu {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    height: 70px;
    width: 100%;
    position: fixed;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

.top-menu .logo {
    color: var(--white);
    font-size: 24px;
    font-weight: bold;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.top-menu .logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.top-menu .menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 24px;
    color: var(--white);
}

.top-menu .nav-links {
    display: flex;
    list-style: none;
}

.top-menu .nav-links li {
    margin: 0 5px;
}

.top-menu .nav-links a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 8px 16px;
    border-radius: 4px;
    display: block;
}

.top-menu .nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.808);
    transform: translateY(-2px);
}

/* Menú lateral */
.sidebar {
    background:rgba(94, 92, 92, 0.904);
    width: 250px;
    height: 100vh;
    position: fixed;
    top: 70px;
    left: 0;
    z-index: 99;
    transition: all 0.4s ease;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.2);
    overflow-y: auto; /* Permite desplazamiento cuando el menú es más alto que la ventana */
}

/* Mejora en el estado colapsado del menú */
.sidebar.collapsed {
    left: -250px;
}

/* Menú lateral activo (visible en móviles) */
.sidebar.active {
    left: 0;
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.3);
}

/* Oscurecer el fondo cuando el menú está activo en móviles */
.menu-overlay {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 98;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Mejora en los enlaces del menú lateral */
.sidebar ul li {
    padding: 0;
    border-bottom: 1px solid var(--secondary-light);
    transition: background-color 0.2s ease;
}

.sidebar ul li:hover {
    background-color: var(--secondary-light);
}

.sidebar ul li a {
    color: var(--white);
    text-decoration: none;
    font-size: 16px;
    display: flex;
    align-items: center;
    padding: 15px 20px;
    transition: all 0.3s ease;
}

.sidebar ul li a:hover {
    padding-left: 25px;
    background-color: var(--secondary-light);
}

.sidebar ul li a.active {
    background-color: var(--primary-dark);
    border-left: 4px solid var(--white);
}

.sidebar ul li i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
    font-size: 18px;
}

/* Contenido principal */
.main-content {
    margin-left: 250px;
    margin-top: 70px;
    padding: 20px;
    transition: var(--transition);
}

.main-content.expanded {
    margin-left: 0;
}

/* Carrusel */
.carousel-container {
    width: 100%;
    max-width: 1000px;
    margin: 30px auto;
    overflow: hidden;
    position: relative;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.carousel {
    display: flex;
    transition: transform 0.5s ease-in-out;
    height: 450px;
}

.carousel-item {
    min-width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-size: cover;
    background-position: center;
    color: var(--white);
    position: relative;
}

.carousel-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.2));
}

.carousel-item .caption {
    z-index: 2;
    text-align: center;
    max-width: 80%;
    animation: fadeInUp 0.7s ease forwards;
}

.carousel-item .caption h2 {
    font-size: 3rem;
    margin-bottom: 15px;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
}

.carousel-item .caption p {
    font-size: 1.4rem;
    margin-bottom: 20px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: var(--white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 3;
}

.carousel-btn:hover {
    background-color: rgba(0, 0, 0, 0.8);
    transform: translateY(-50%) scale(1.1);
}

.prev-btn {
    left: 20px;
}

.next-btn {
    right: 20px;
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.indicator {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.indicator.active {
    background-color: var(--white);
    transform: scale(1.2);
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 1s ease forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Sección de contenido */
.content-section {
    margin: 60px 0;
    padding: 30px;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    animation: fadeIn 1s ease forwards;
    opacity: 0;
    animation-delay: 0.3s;
}

.content-section h2 {
    margin-bottom: 20px;
    color: var(--secondary-color);
    position: relative;
    padding-bottom: 15px;
    font-size: 28px;
}

.content-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    transition: width 0.4s ease;
}

.content-section:hover h2::after {
    width: 120px;
}

.content-section > p  {
    text-align: justify;
    margin-bottom: 30px;
    font-size: 17px;
    color: var(--text-color);
}

/* Tarjetas para Nosotros */
.card-container {
    display: flex;
    flex-wrap: wrap;
    gap: 25px;
    justify-content: center;
    margin-top: 30px;
}

.card {
    flex: 1 1 300px;
    max-width: 350px;
    background-color: var(--light-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--hover-shadow);
}

.card-img {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 180px;
    background-color: var(--primary-color);
    padding: 20px;
}

.card-img img {
    width: 140px;
    height: auto;
    transition: var(--transition);
}

.card:hover .card-img img {
    transform: scale(1.1);
}

.card-content {
    
    padding: 25px;
}

.card-content li {
    color: var(--light-text);
}

.card h3 {
    margin-bottom: 15px;  
    color: var(--secondary-color);
    font-size: 22px;
}

.card p, li {
    color: var(--light-text);
    line-height: 1.7;
    font-size: 16px;
}

/* Servicios */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.service-item {
    background-color: var(--white);
    padding: 30px 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
    border: 1px solid #eaeaea;
}

.service-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--hover-shadow);
    border-color: var(--primary-color);
}

.service-icon {
    width: 80px;
    height: 80px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
    font-size: 34px;
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
    transition: var(--transition);
}

.service-item:hover .service-icon {
    transform: scale(1.1);
    background-color: var(--primary-dark);
}

.service-item h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
    font-size: 20px;
}

.service-item p {
    color: var(--light-text);
    line-height: 1.6;
}

/* Contacto */
.contact-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 30px;
}

.contact-info {
    flex: 1 1 300px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}

.contact-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-right: 15px;
    width: 30px;
}

.contact-item h3 {
    font-size: 18px;
    margin-bottom: 5px;
    color: var(--secondary-color);
}

.social-media {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-icon {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    transition: var(--transition);
}

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

.contact-form {
    flex: 1 1 500px;
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.contact-form h3 {
    margin-bottom: 20px;
    color: var(--secondary-color);
    font-size: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

.submit-btn {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 12px 25px;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    font-weight: 600;
}

.submit-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: var(--white);
    margin-left: 250px;
    margin-top: 60px;
    transition: var(--transition);
}

.flip-card-container {
    display: flex;
    flex-wrap: wrap;
    gap: 25px;
    justify-content: center;
    align-items: stretch;
}

.flip-card {
    background-color: transparent;
    flex: 1 1 300px;
    height: 450px;
    perspective: 1000px;
    cursor: pointer;
    margin-bottom: 20px;
    max-width: 380px;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
    box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2);
    border-radius: 8px;
}

.flip-card:hover .flip-card-inner,
.flip-card.flipped .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-radius: 8px;
    overflow: hidden;
}

.flip-card-front {
    background-color: #f9f9f9;
    color: #2c3e50;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.flip-card-back {
    background-color: #3498db;
    color: white;
    transform: rotateY(180deg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.flip-card-back h3 {
    color: white;
    margin-bottom: 15px;
}

.flip-card-back p, .flip-card-back li {
    color: white;
    margin-bottom: 10px;
}

.flip-card-back .price {
    font-weight: bold;
    font-size: 1.2rem;
    margin: 10px 0;
}

.flip-card-back .contact-btn {
    background-color: white;
    color: #3498db;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    margin-top: 15px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.flip-card-back .contact-btn:hover {
    background-color: #f1f1f1;
    transform: scale();
}


footer.expanded {
    margin-left: 0;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
    justify-content: space-between;
}

.footer-section {
    flex: 1 1 300px;
    margin-bottom: 20px;
    padding: 0 15px;
}

.footer-section h3 {
    margin-bottom: 20px;
    font-size: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--primary-color);
}

.footer-section p {
    margin-bottom: 10px;
    line-height: 1.6;
    color: #bdc3c7;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.2);
    text-align: center;
    padding: 15px 20px;
    font-size: 14px;
}

.card_ {
    position: relative;
    width: 300px;
    height: 400px;
    transform-style: preserve-3d;
    transition: transform 1s;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
}

.card_:hover {
    transform: rotateY(180deg);
}

.card-face {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 10px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
}


.card__ {
    position: relative;
    width: 300px;
    height: 400px;
    transform-style: preserve-3d;
    transition: transform 1s;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
}

.card__:hover {
    transform: rotateY(180deg);
}

.card-face_ {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 10px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
}

.card-front {
    background-image: url(icons/blin.jpg);
}

.card-back {
    background-image: url(icons/IMG-20250519-WA0022.jpg);
    transform: rotateY(180deg);
}

.card-front_ {
    background-image: url(icons/cam1.jpg);
}

.card-back_ {
    background-image: url(icons/lat2.jpg);
    transform: rotateY(180deg);
}



/* Media queries para responsividad */
@media (max-width: 992px) {

    .sidebar {
        width: 260px;
        left: -260px; /* Completamente oculto por defecto */
        top: 70px;
        box-shadow: none;
    }
    
    .sidebar.active {
        box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    }
    .top-menu .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: var(--primary-dark);
        flex-direction: column;
        align-items: center;
        z-index: 97;
        transition: all 0.4s ease;
        padding: 10px 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
    }
    
    .top-menu .nav-links.active {
        left: 0;
    }
    .main-content, footer {
        margin-left: 0;
    }
    
    .top-menu .menu-toggle {
        display: block;
    }
    
    .carousel-item .caption h2 {
        font-size: 2.2rem;
    }
    
    .carousel-item .caption p {
        font-size: 1.1rem;
    }
    
    .carousel {
        height: 400px;
    }
}

       
@media (max-width: 768px) {
    .top-menu .nav-links li {
        margin: 12px 0;
        width: 100%;
        text-align: center;
    }
    
    .top-menu .nav-links a {
        padding: 12px 0;
        width: 80%;
        margin: 0 auto;
    }
    
    .carousel {
        height: 350px;
    }
    
    .carousel-item .caption h2 {
        font-size: 1.8rem;
    }
    
    .carousel-item .caption p {
        font-size: 1rem;

    }
    
    .content-section {
        padding: 25px 20px;
    }
    
    .card {
        flex: 1 1 100%;
        max-width: 400px;
    }
    
    .contact-form,
    .contact-info {
        flex: 1 1 100%;
    }
    
    .footer-section {
        flex: 1 1 100%;
        text-align: center;
    }
    
    .footer-section h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

@media (max-width: 576px) {

    .sidebar {
        width: 240px;
        left: -240px;
    }
    
    .sidebar ul li a {
        padding: 12px 16px;
        font-size: 15px;
    }
    
    .top-menu .menu-toggle {
        font-size: 22px;
    }
    
    /* Menú superior más compacto */
    .top-menu {
        height: 60px;
    }
    
    .main-content {
        margin-top: 60px;
    }
    
    .sidebar {
        top: 60px;
    }
    
    .top-menu .nav-links {
        top: 60px;
    }
    
    .menu-overlay {
        top: 60px;
    }
    
    .carousel {
        height: 280px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .carousel-item .caption h2 {
        font-size: 1.5rem;
    }
    
    .carousel-item .caption p {
        font-size: 0.9rem;
    }
    
    .content-section h2 {
        font-size: 24px;
    }
    
    .service-icon {
        width: 70px;
        height: 70px;
        font-size: 28px;
    }
    
    .service-item {
        padding: 25px 20px;
    }
    
    .contact-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .contact-item i {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    .social-media {
        justify-content: center;
    }
}

/* Estilos adicionales para mejorar la apariencia */
/* Botón de regreso arriba */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 97;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

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

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

/* Efectos hover adicionales */
.top-menu .logo:hover img {
    transform: scale(1.1);
    transition: var(--transition);
}

/* Efecto de carga de página */
.loader-gif {
    max-width: 100px; /* Ajusta según el tamaño de tu GIF */
    height: auto;
}


/* Estilos precargador */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-gif {
    max-width: 100px;
    height: auto;
}

:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}

/* Mejora para enlaces activos */
.top-menu .nav-links a.active,
.sidebar ul li a.active {
    background-color: rgba(255, 255, 255, 0.2);
    font-weight: 600;
}

/* Ajustes finales para cards y servicios */
.card-img,
.service-icon {
    overflow: hidden;
}

.card-img img,
.service-icon i {
    transition: var(--transition);
}

.card:hover .card-img img {
    transform: scale(1.1) rotate(5deg);
}

.service-item:hover .service-icon i {
    transform: scale(1.2);
}