:root {
    --primary-color: #0A192F; /* Azul marino */
    --secondary-color: #FFFFFF; /* Blanco */
    --accent-color: #64FFDA; /* Verde menta */
    --text-color: #CCD6F6; /* Azul claro grisáceo */
    --text-dark: #333333;
    --background-light: #F8F9FA;
    --card-bg: #112240;
    --font-family: 'Poppins', sans-serif;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--secondary-color);
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(10, 25, 47, 0.85);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: top 0.3s;
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    padding: 0 20px;
}

.logo {
    color: var(--accent-color);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    padding: 5px 10px;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px;
    background-color: var(--accent-color);
    transition: all 0.3s ease-in-out;
}

/* Hero Section */
.hero-section {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    height: 100vh;
    background-image: linear-gradient(rgba(10, 25, 47, 0.7), rgba(10, 25, 47, 0.7)), url('./hero_background.png');
    background-size: cover;
    background-position: center;
    color: var(--secondary-color);
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.cta-button {
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    border: 2px solid var(--accent-color);
    transition: background-color 0.3s, color 0.3s;
}

.cta-button:hover {
    background-color: transparent;
    color: var(--accent-color);
}

/* Content Sections */
.content-section {
    padding: 80px 0;
}

.content-section:nth-child(odd) {
    background-color: var(--background-light);
}

.content-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    position: relative;
}

.content-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--accent-color);
}

#servicios, #testimonios, #contacto {
    background-color: var(--primary-color);
    color: var(--text-color);
}

#servicios h2, #testimonios h2, #contacto h2 {
    color: var(--secondary-color);
}

/* About Us */
.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1;
}
.about-text h3 {
    margin-top: 20px;
    margin-bottom: 10px;
    font-size: 1.5rem;
}

.about-image {
    flex: 1;
    text-align: center;
}

.about-image img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    text-align: center;
}

.service-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.service-card h3 {
    color: var(--secondary-color);
    font-size: 1.25rem;
    margin-bottom: 10px;
}

/* Portfolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
}

.portfolio-item img {
    width: 100%;
    display: block;
    transition: transform 0.4s ease;
}

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

.portfolio-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: var(--secondary-color);
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.portfolio-item:hover .portfolio-info {
    transform: translateY(0);
}

.portfolio-info h3 {
    margin: 0 0 5px 0;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.testimonial-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    border-left: 5px solid var(--accent-color);
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author span {
    font-weight: 600;
    color: var(--secondary-color);
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

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

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

.form-group input, .form-group textarea {
    width: 100%;
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #555;
    background-color: #233554;
    color: var(--text-color);
}

#form-status {
    text-align: center;
    margin-top: 20px;
    font-weight: 600;
}

/* Footer */
.main-footer {
    background-color: var(--primary-color);
    color: var(--text-color);
    padding: 40px 0 20px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 30px;
}

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

.footer-links a, .footer-social a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover, .footer-social a:hover {
    color: var(--accent-color);
}

.footer-social a {
    margin-right: 15px;
    font-size: 1.2rem;
}

.footer-social .social-icon {
    display: inline-block;
    transition: transform 0.2s ease-in-out;
}

.footer-social .social-icon:hover {
    transform: scale(1.2) rotate(5deg);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid #304566;
    padding-top: 20px;
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--text-color);
}

/* Animations */
.fade-in {
    animation: fadeIn 1s ease-in-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-content h1 { animation-delay: 0.2s; }
.hero-content p { animation-delay: 0.4s; }
.hero-content a { animation-delay: 0.6s; }


.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        background-color: var(--primary-color);
        transition: right 0.3s ease-in-out;
    }

    .nav-links.active {
        right: 0;
    }

    .hamburger {
        display: block;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }
    .hero-content p {
        font-size: 1.2rem;
    }
    .content-section h2 {
        font-size: 2rem;
    }

    .about-content {
        flex-direction: column;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}