/* Variables de CSS */
:root {
    --color-primario: #D4A59A; /* Color principal */
    --color-acento: #F3E9E7;   /* Color de acento */
    --color-blanco: #FFFFFF;   /* Blanco */
    --color-secundario: #333333; /* Texto principal */
    --color-gris: #EDEDED;     /* Fondo gris claro */
    --fuente-primaria: 'Montserrat', sans-serif;
    --transicion: 0.3s;
}

/* Reset CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--fuente-primaria);
    color: var(--color-secundario);
    background-color: var(--color-blanco);
    line-height: 1.6;
    overflow-x: hidden;
    text-align: center; /* Centramos el contenido */
}

/* Fondo general */
body {
    background: linear-gradient(to bottom, #fff, #f7f1f0);
}

/* Fondo por sección */
.hero {
    background: url('https://webcelebraciones.com/imagenes/novios.PNG') no-repeat center center/cover;
    position: relative;
    padding: 150px 0;
    overflow: hidden;
}

/* Partículas en el fondo del Hero */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image: radial-gradient(var(--color-primario) 1px, transparent 1%);
    background-size: 10px 10px;
    opacity: 0.2;
    animation: rotateBackground 30s linear infinite;
    z-index: 1;
}

@keyframes rotateBackground {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero .container {
    position: relative;
    display: flex;
    flex-direction: column; /* Cambiamos la dirección para centrar verticalmente */
    justify-content: center;
    align-items: center;
    text-align: center;
    z-index: 2;
}

.hero-content {
    max-width: 800px;
    color: var(--color-blanco);
    position: relative;
    z-index: 2;
    animation: fadeInUp 1s ease forwards;
    opacity: 0;
}

@keyframes fadeInUp {
    to { opacity: 1; transform: translateY(0); }
    from { opacity: 0; transform: translateY(50px); }
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    animation: textGlow 2s ease-in-out infinite alternate;
}

@keyframes textGlow {
    from { text-shadow: 0 0 10px var(--color-primario); }
    to { text-shadow: 0 0 20px var(--color-primario); }
}

.hero-content h1 span {
    color: var(--color-acento);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #ddd;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
}

.hero-image {
    display: none;
}

/* Botones */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transicion);
    position: relative;
    overflow: hidden;
    margin: 10px; /* Añadido para centrar en móviles */
}

.btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left 0.3s;
}

.btn:hover::after {
    left: 0;
}

.btn-primary {
    background-color: var(--color-primario);
    color: var(--color-blanco);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background-color: #b98a80;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
    background-color: var(--color-acento);
    color: var(--color-secundario);
}

.btn-secondary:hover {
    background-color: #e6d2cf;
}

/* Encabezado */
.header {
    background-color: rgba(255, 255, 255, 0.9);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    z-index: 999;
    transition: var(--transicion);
}

.header.scrolled {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header .container {
    display: flex;
    justify-content: center; /* Centramos el logo y la navegación */
    align-items: center;
}

.logo a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primario);
    text-decoration: none;
}

.logo span {
    color: var(--color-acento);
}

.nav {
    display: flex;
}

.nav-list {
    display: flex;
    list-style: none;
    margin-left: 40px;
}

.nav-list li {
    margin-left: 20px;
}

.nav-list li a {
    color: var(--color-secundario);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transicion);
}

.nav-list li a:hover {
    color: var(--color-primario);
}

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-secundario);
    transition: var(--transicion);
}

.nav-toggle:hover {
    color: var(--color-primario);
}

/* Servicios */
.services {
    background: linear-gradient(to bottom, #f3e9e7, #fff);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    justify-items: center; /* Centramos los elementos del grid */
}

.service-item {
    text-align: center;
    padding: 20px;
    background-color: var(--color-blanco);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item::after {
    content: '';
    position: absolute;
    top: -75%;
    left: -75%;
    width: 150%;
    height: 150%;
    background: var(--color-primario);
    transform: rotate(45deg);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.service-item:hover::after {
    opacity: 0.1;
}

.service-item i {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--color-primario);
    transition: var(--transicion);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.service-item h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--color-secundario);
}

.service-item p {
    font-size: 1rem;
    color: #555;
}

/* Características */
.features {
    background: linear-gradient(to right, #f3e9e7, #fff); /* Cambiamos el fondo */
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('https://webcelebraciones.com/imagenes/fondo_caracteristicas.png'); /* Nuevo fondo */
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.1;
}

.features-slider {
    position: relative;
    z-index: 2;
}

.features-slider .feature-item {
    min-width: 100%;
    float: none;
    display: none;
    padding: 20px;
    animation: fadeIn 0.5s ease;
}

.features-slider .feature-item.active {
    display: block;
}

.features-slider .feature-item img {
    max-width: 50%;
    height: auto;
    margin-bottom: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s;
}

.features-slider .feature-item img:hover {
    transform: scale(1.05);
}

.features-slider .feature-item h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--color-primario);
    position: relative;
    display: inline-block;
}

.features-slider .feature-item h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 0%;
    height: 2px;
    background: var(--color-primario);
    transition: width 0.5s;
}

.features-slider .feature-item:hover h3::after {
    width: 100%;
}

.features-slider .feature-item p {
    font-size: 1rem;
    color: var(--color-secundario);
}

.features-controls {
    text-align: center;
    margin-top: 20px;
}

.features-controls button {
    background-color: transparent;
    border: none;
    font-size: 2rem;
    color: var(--color-primario);
    cursor: pointer;
    margin: 0 10px;
    transition: var(--transicion);
}

.features-controls button:hover {
    color: #b98a80;
}

/* Animación de fadeIn */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Ejemplos */
.examples {
    position: relative;
}

.tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 50px;
}

.tab-button {
    padding: 10px 20px;
    border: none;
    background-color: var(--color-gris);
    margin: 0 10px;
    cursor: pointer;
    transition: var(--transicion);
}

.tab-button.active,
.tab-button:hover {
    background-color: var(--color-primario);
    color: var(--color-blanco);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    justify-items: center; /* Centramos los elementos del grid */
}

.example-item {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.example-item img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 15px;
    transition: transform 0.3s, filter 0.3s;
}

.example-item img:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.example-item h4 {
    font-size: 1.1rem;
    color: var(--color-secundario);
}

/* Testimonios */
.testimonials {
    background: linear-gradient(to bottom, #fff, #f3e9e7);
    position: relative;
}

.testimonial-slider {
    position: relative;
    overflow: hidden;
    max-width: 800px;
    margin: auto;
    z-index: 2;
}

.testimonial-item {
    text-align: center;
    padding: 20px;
    display: none;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.5s, transform 0.5s;
}

.testimonial-item.active {
    display: block;
    opacity: 1;
    transform: scale(1);
}

.testimonial-item p {
    font-size: 1.2rem;
    font-style: italic;
    color: #555;
    margin-bottom: 20px;
    position: relative;
}

.testimonial-item p::before, .testimonial-item p::after {
    content: '"';
    font-size: 2rem;
    color: var(--color-primario);
    position: absolute;
}

.testimonial-item p::before {
    top: -10px;
    left: -20px;
}

.testimonial-item p::after {
    bottom: -10px;
    right: -20px;
}

.testimonial-item h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primario);
    margin-bottom: 10px;
}

.testimonial-item img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-top: 10px;
    object-fit: cover;
    border: 3px solid var(--color-primario);
}

.slider-controls {
    text-align: center;
    margin-top: 20px;
}

.slider-controls button {
    background-color: transparent;
    border: none;
    font-size: 2rem;
    color: var(--color-primario);
    cursor: pointer;
    margin: 0 10px;
    transition: var(--transicion);
}

.slider-controls button:hover {
    color: #b98a80;
}

/* Precios */
.pricing {
    background: linear-gradient(to right, #fff, #f3e9e7); /* Cambiamos el fondo */
    position: relative;
}

.pricing-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
}

.pricing-item {
    background-color: var(--color-gris);
    padding: 40px 20px;
    text-align: center;
    border-radius: 10px;
    transition: var(--transicion);
    width: 300px;
    position: relative;
    overflow: hidden;
}

.pricing-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background-image: linear-gradient(45deg, transparent 75%, var(--color-primario) 75%);
    background-size: 50px 50px;
    opacity: 0.05;
    transform: rotate(45deg);
}

.pricing-item:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.pricing-item.featured {
    border: 2px solid var(--color-primario);
}

.pricing-item h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.pricing-item .price {
    font-size: 2.5rem;
    color: var(--color-primario);
    margin-bottom: 30px;
}

.pricing-item ul {
    list-style: none;
    margin-bottom: 30px;
    text-align: left; /* Alineamos a la izquierda */
    display: inline-block; /* Para centrar el contenido */
}

.pricing-item ul li {
    font-size: 1rem;
    margin-bottom: 10px;
}

.pricing-item a {
    width: 100%;
}

/* Contacto */
.contact {
    background: linear-gradient(to bottom, #f3e9e7, #fff);
}

.contact-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    justify-content: center; /* Centramos los elementos */
}

.contact-info,
.contact-form {
    flex: 1;
    min-width: 250px;
    max-width: 500px; /* Limitamos el ancho máximo */
}

.contact-info p {
    font-size: 1rem;
    margin-bottom: 20px;
}

.contact-info i {
    color: var(--color-primario);
    margin-right: 10px;
}

.social-links a {
    color: var(--color-secundario);
    font-size: 1.5rem;
    margin-right: 15px;
    transition: var(--transicion);
}

.social-links a:hover {
    color: var(--color-primario);
}

.contact-form {
    position: relative;
}

.contact-form::after {
    content: '';
    position: absolute;
    top: -20%;
    left: -20%;
    width: 140%;
    height: 140%;
    background: radial-gradient(circle at center, var(--color-primario) 0%, transparent 70%);
    opacity: 0.05;
    z-index: -1;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--color-gris);
    border-radius: 5px;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-primario);
    outline: none;
    box-shadow: 0 0 5px rgba(212, 165, 154, 0.5);
}

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background-color: var(--color-secundario);
    color: var(--color-blanco);
    padding: 40px 0;
    text-align: center;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: -50px;
    left: 0;
    right: 0;
    height: 50px;
    background: linear-gradient(to top, var(--color-secundario), transparent);
}

.footer-links a {
    color: var(--color-blanco);
    margin: 0 10px;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--color-primario);
    text-decoration: underline;
}

/* Botón Volver Arriba */
#btn-volver-arriba {
    position: fixed;
    bottom: 40px;
    right: 40px;
    background-color: var(--color-primario);
    color: var(--color-blanco);
    border: none;
    padding: 15px 20px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
    transition: background-color 0.3s, transform 0.3s;
}

#btn-volver-arriba:hover {
    background-color: #b98a80;
    transform: translateY(-5px);
}

/* Mostrar el botón al hacer scroll */
body.scrolled #btn-volver-arriba {
    display: block;
}

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-blanco);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--color-gris);
    border-top-color: var(--color-primario);
    border-radius: 50%;
    animation: girar 1s linear infinite;
}

@keyframes girar {
    to {
        transform: rotate(360deg);
    }
}

/* Contenedor Principal */
.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* Secciones */
section {
    padding: 100px 0;
}

/* Títulos de Sección */
h2 {
    text-align: center;
    font-size: 2rem;
    color: var(--color-secundario);
    margin-bottom: 50px;
    position: relative;
    display: inline-block;
}

h2::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -10px;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--color-primario);
}

/* Transiciones Suaves en Enlaces */
a {
    transition: color 0.3s;
}

a:hover {
    color: var(--color-primario);
}

/* Animación de Scroll Suave */
html {
    scroll-behavior: smooth;
}

/* Media Queries */
@media (max-width: 768px) {
    /* Mostrar el menú hamburguesa */
    .nav-toggle {
        display: block;
    }

    /* Ocultar el menú de navegación por defecto */
    .nav {
        display: none;
    }

    /* Mostrar el menú cuando está activo */
    .nav.nav-visible {
        display: block;
        position: absolute;
        top: 70px;
        left: 0;
        background-color: var(--color-blanco);
        width: 100%;
        padding: 20px 0;
        animation: slideDown 0.3s ease;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }

    /* Animación de slideDown */
    @keyframes slideDown {
        from { opacity: 0; transform: translateY(-20px); }
        to { opacity: 1; transform: translateY(0); }
    }

    .nav-list {
        flex-direction: column;
        align-items: center;
    }

    .nav-list li {
        margin: 15px 0;
    }

    .hero {
        padding: 100px 0;
    }

    .services-grid,
    .pricing-grid,
    .contact-grid {
        display: block;
    }

    .service-item,
    .pricing-item,
    .contact-info,
    .contact-form {
        margin-bottom: 40px;
    }

    .pricing-item ul {
        text-align: center; /* Centramos en móviles */
    }
}