/* Importar fuentes de Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&family=Open+Sans:wght@300;400;500;600;700&display=swap');

/* Variables CSS para colores y tipografía */
:root {
    /* Colores */
    --primary-dark: #1A2B3C;
    --primary-light: #4A90E2;
    --secondary-light: #F0F0F0;
    --secondary-dark: #333333;
    --accent-green: #2ECC71;
    --white: #FFFFFF;
    --text-light: #666666;
    --border-color: #E0E0E0;
    
    /* Tipografía */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Espaciado */
    --section-padding: 80px 0;
    --container-padding: 0 20px;
    --border-radius: 8px;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--secondary-dark);
    background-color: var(--white);
}

/* Contenedor principal */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 20px;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
}

h3 {
    font-size: 2rem;
    font-weight: 600;
}

h4 {
    font-size: 1.5rem;
    font-weight: 500;
}

p {
    margin-bottom: 16px;
    color: var(--text-light);
}

/* Enlaces */
a {
    color: var(--primary-light);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-green);
}

/* Botones */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-family: var(--font-heading);
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 16px;
}

.btn-primary {
    background-color: var(--accent-green);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #27AE60;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46, 204, 113, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-light);
    border: 2px solid var(--primary-light);
}

.btn-secondary:hover {
    background-color: var(--primary-light);
    color: var(--white);
}

/* Header y Navegación */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--secondary-dark);
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent-green);
}

/* Menú móvil */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--secondary-dark);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.9);
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero .btn {
    animation: fadeInUp 1s ease-out 0.4s both;
}

/* Secciones */
.section {
    padding: var(--section-padding);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    color: var(--primary-dark);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Grid de servicios */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-light), var(--accent-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: var(--white);
}

.service-card h3 {
    color: var(--primary-dark);
    margin-bottom: 15px;
}

.service-card p {
    margin-bottom: 20px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.tech-tag {
    background-color: var(--secondary-light);
    color: var(--secondary-dark);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Grid de proyectos */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.project-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.project-image {
    height: 250px; /* Aumentamos la altura para un mejor aspecto */
    position: relative;
    overflow: hidden; /* Para que la imagen no se salga del contenedor */
    background-color: var(--secondary-light);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Cubre el contenedor manteniendo la proporción */
    position: absolute;
    top: 0;
    left: 0;
    transition: transform 0.4s ease; /* Transición para el efecto de zoom */
}

.project-card:hover .project-image img {
    transform: scale(1.05); /* Efecto de zoom al pasar el mouse */
}

.project-content {
    padding: 25px;
}

.project-category {
    color: var(--accent-green);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.project-card h3 {
    color: var(--primary-dark);
    margin: 10px 0 15px;
}

/* Grid del equipo */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.team-card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-5px);
}

.team-avatar {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--primary-light), var(--accent-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 3rem;
    color: var(--white);
}

.team-card h4 {
    color: var(--primary-dark);
    margin-bottom: 5px;
}

.team-position {
    color: var(--accent-green);
    font-weight: 600;
    margin-bottom: 15px;
}

/* Formulario de contacto */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--secondary-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: 50px 0 30px;
    text-align: center;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h4 {
    color: var(--accent-green);
    margin-bottom: 20px;
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    color: rgba(255, 255, 255, 0.6);
}

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--box-shadow);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    .services-grid,
    .projects-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .service-card,
    .project-card,
    .team-card {
        margin: 0 10px;
    }
}

/* Utilidades */
.text-center {
    text-align: center;
}

.text-primary {
    color: var(--primary-light);
}

.text-accent {
    color: var(--accent-green);
}

.bg-light {
    background-color: var(--secondary-light);
}

.mt-4 {
    margin-top: 2rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.py-5 {
    padding: 3rem 0;
}