@import url("https://fonts.googleapis.com/css?family=Nunito:300,400,700,800&display=swap");

/* Variables globales */
:root {
    --dark-bg: #121212;
    --darker-bg: #0a0a0a;
    --light-bg: #1e1e1e;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --accent-blue: #0066cc;
    --accent-yellow: #ffc107;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Nunito', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

h1, h2, h3 {
    font-weight: 600;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

a {
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
}

ul {
    list-style: none;
}

section {
    padding: 80px 0;
}

/* Botón */
.btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-blue), #004999);
    color: white;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
}

/* Header y navegación */
header {
    background-color: var(--darker-bg);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-icon img {
    height: 40px;
}

.nav-menu {
    display: flex;
}

.nav-menu ul {
    display: flex;
}

.nav-menu ul li {
    margin-left: 30px;
}

.nav-menu ul li a {
    position: relative;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 5px 0;
}

.nav-menu ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--accent-blue), var(--accent-yellow));
    transition: var(--transition);
}

.nav-menu ul li a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
}

.mobile-menu-toggle:hover {
    color: var(--accent-yellow);
}

/* Hero */
.hero {
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)),
        url('https://images.unsplash.com/photo-1519389950473-47ba0277781c?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    height: 90vh;
    display: flex;
    align-items: center;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    color: var(--text-primary);
}

/* Sobre Nosotros */
.about {
    background-color: var(--light-bg);
}

.about h2 {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.about h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--accent-blue), var(--accent-yellow));
}

.about-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.tech-icon {
    font-size: 8rem;
    color: var(--accent-blue);
    text-align: center;
    opacity: 0.8;
}

/* Servicios */
.services h2 {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.services h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--accent-blue), var(--accent-yellow));
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background-color: var(--light-bg);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    transition: transform 0.4s ease, box-shadow 0.4s ease, border 0.4s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s forwards;
}

/* Sección Características */
.features {
    background-color: var(--dark-bg);
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.features h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--accent-blue), var(--accent-yellow));
}

.features-container {
    display: flex;
    gap: 50px;
    align-items: center;
}

.features-image {
    flex: 1;
    max-width: 45%;
}

.features-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.features-image img:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.features-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-icon {
    flex-shrink: 0;
}

.icon-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(0, 102, 204, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid rgba(252, 252, 253, 0.1);
    transition: var(--transition);
}

.icon-circle i {
    font-size: 1.5rem;
    color: var(--accent-yellow);
    transition: var(--transition);
}

.feature-item:hover .icon-circle {
    background-color: rgba(0, 102, 204, 0.2);
    transform: scale(1.1);
}

.feature-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    border: 2px solid transparent;
    border-image: linear-gradient(45deg, var(--accent-blue), var(--accent-yellow));
    border-image-slice: 1;
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--accent-blue);
    transition: color 0.4s ease, text-shadow 0.4s ease;
}

.service-card:hover .service-icon {
    text-shadow: 0 0 8px var(--accent-blue);
}

.service-card:nth-child(even) .service-icon {
    color: var(--accent-yellow);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

/* Contacto */
.contact {
    background-color: var(--light-bg);
}

.contact h2 {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.contact h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--accent-blue), var(--accent-yellow));
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background-color: var(--dark-bg);
    padding: 20px 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.contact-icon {
    font-size: 1.8rem;
    color: var(--accent-blue);
}

.contact-item:nth-child(even) .contact-icon {
    color: var(--accent-yellow);
}

.contact-item:nth-child(3) .contact-icon {
    color: #25D366;
}

.contact-item:nth-child(3):hover {
    background-color: #128C7E;
}

.contact-item:nth-child(3):hover .contact-icon,
.contact-item:nth-child(3):hover p {
    color: white;
}

/* Footer */
footer {
    background-color: var(--darker-bg);
    padding: 40px 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 30px;
}

.footer-menu {
    display: flex;
    justify-content: space-between;
    width: 100%;
    max-width: 900px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-section {
    flex: 1;
    min-width: 200px;
    text-align: left;
}

.footer-section h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(to right, var(--accent-blue), var(--accent-yellow));
}

.footer-section ul li a {
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--text-primary);
}

.footer-section ul li i {
    margin-right: 8px;
    color: var(--accent-blue);
}

.footer-section:nth-child(3) ul li:nth-child(3) i {
    color: #25D366;
}

p.copyright {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
}

/* Responsive para la sección de características */
@media (max-width: 992px) {
    .features-container {
        flex-direction: column;
    }
    
    .features-image {
        max-width: 100%;
        margin-bottom: 30px;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Características */
    .feature-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .feature-icon {
        margin-bottom: 15px;
    }

    .footer-menu {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-section {
        text-align: center;
    }

        .mobile-menu-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background-color: var(--darker-bg);
        flex-direction: column;
        transition: all 0.3s ease;
        z-index: 99;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu ul {
        flex-direction: column;
        padding: 20px 0;
    }

    .nav-menu ul li {
        margin: 10px 0;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    section {
        padding: 60px 0;
    }
}