/* General Styles */
:root {
    --primary-color: #0a192f;
    --secondary-color: #112240;
    --accent-color: #64ffda;
    --text-primary: #e6f1ff;
    --text-secondary: #8892b0;
    --transition: all 0.3s ease;
    --shadow: 0 10px 30px -15px rgba(2, 12, 27, 0.7);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--primary-color);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

ul {
    list-style: none;
}

.section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    color: var(--text-primary);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 4px;
    background-color: var(--accent-color);
}

section {
    padding: 6rem 0;
}

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

header.scrolled {
    box-shadow: var(--shadow);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 5px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: 100vh;
    padding-top: 6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    z-index: 2;
    max-width: 800px;
    padding: 0 2rem;
}

.hero h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.hero h2 {
    font-family: 'Open Sans', sans-serif;
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.cta-btn {
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
}

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

.cta-btn.secondary {
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
}

.cta-btn.primary:hover {
    background-color: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
}

.cta-btn.secondary:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Cursor and typing animation */
.typed-text {
    font-weight: 600;
    color: #64ffda;
}

.cursor {
    display: inline-block;
    width: 3px;
    background-color: #64ffda;
    margin-left: 3px;
    animation: blink 1s infinite;
}

.cursor.typing {
    animation: none;
}

@keyframes blink {
    0% { background-color: #64ffda; }
    49% { background-color: #64ffda; }
    50% { background-color: transparent; }
    99% { background-color: transparent; }
    100% { background-color: #64ffda; }
}

/* About Section */
.about {
    background-color: var(--secondary-color);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Skills Section */
.skills-carousel-container {
    position: relative;
    width: 100%;
    margin: 0 auto;
    padding: 20px 0;
    overflow: hidden;
}

.skills-carousel {
    display: flex;
    gap: 20px;
    width: max-content; /* Permite que el carrusel sea tan ancho como sea necesario */
    animation: scrollCarousel 30s linear infinite; /* Velocidad reducida: de 15s a 30s */
}

.skills-carousel:hover {
    animation-play-state: paused;
}

.skill-item {
    min-width: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.3s ease;
    padding: 15px 10px;
    border-radius: 8px;
    background-color: var(--secondary-color);
    border: 1px solid rgba(100, 255, 218, 0.1);
    box-shadow: var(--shadow);
}

.skill-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.skill-item img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    margin-bottom: 0.8rem;
    filter: grayscale(30%);
    transition: all 0.3s ease;
}

.skill-item:hover img {
    filter: grayscale(0%);
}

.skill-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.skills-carousel-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.carousel-control {
    background-color: var(--secondary-color);
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
    position: relative;
    overflow: hidden;
}

.carousel-control:hover {
    background-color: rgba(100, 255, 218, 0.1);
}

.carousel-control.active {
    background-color: var(--accent-color);
    color: var(--primary-color);
    transform: scale(1.1);
    box-shadow: 0 0 10px rgba(100, 255, 218, 0.5);
}

.carousel-control i {
    font-size: 18px;
}

@keyframes scrollCarousel {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-50% - 10px)); /* Ajustado para asegurar el desplazamiento completo */
    }
}

@media screen and (max-width: 768px) {
    .skill-item {
        min-width: 120px;
    }
}

/* Projects Section */
.projects {
    background-color: var(--secondary-color);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.project-card {
    background-color: var(--primary-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-10px);
}

.project-content {
    padding: 1.5rem;
}

.project-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.2rem;
    min-height: 60px;
}

.project-language {
    display: inline-block;
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-color);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

.project-link {
    display: inline-flex;
    align-items: center;
    color: var(--accent-color);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.project-link i {
    margin-left: 5px;
}

.project-link:hover {
    color: var(--text-primary);
}

.loading {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin: 2rem 0;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--secondary-color);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
}

.service-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Contact Section */
.contact {
    background-color: var(--secondary-color);
}

.contact-intro {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    justify-content: center;
    margin-top: -40px; /* Increased negative margin to move links up more */
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateY(-5px);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
}

.contact-item a {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.contact-item a:hover {
    color: var(--accent-color);
}

.contact-form {
    background-color: var(--primary-color);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--secondary-color);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: 'Open Sans', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.submit-btn {
    background-color: var(--accent-color);
    color: var(--primary-color);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: block;
    width: 100%;
}

.submit-btn:hover {
    background-color: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
}

.form-note {
    margin-top: 1rem;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-style: italic;
}

/* Form status message styling */
.form-status {
    margin-top: 1rem;
    padding: 10px;
    border-radius: 4px;
    font-weight: 600;
}

.form-status.success {
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
}

.form-status.error {
    background-color: rgba(255, 76, 76, 0.1);
    color: #ff4c4c;
    border: 1px solid #ff4c4c;
}

.loading-spinner {
    margin-left: 10px;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-top: -10px; /* Added negative margin to move footer content up */
}

footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-top: -5px; /* Added negative margin to move social links up */
}

social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    transition: var(--transition);
}

social-links a:hover {
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-color);
    transform: translateY(-3px);
}

social-links i {
    font-size: 1.2rem;
}

/* Responsive Design */
@media screen and (max-width: 968px) {
    .section-title {
        font-size: 2.2rem;
    }
    
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .hero h2 {
        font-size: 1.5rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        order: 2;
    }
    
    .contact-form {
        order: 1;
    }
}

@media screen and (max-width: 768px) {
    .nav-links {
        position: absolute;
        right: 0;
        top: 0;
        height: 100vh;
        background-color: var(--primary-color);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 70%;
        transform: translateX(100%);
        transition: transform 0.5s ease-in;
        box-shadow: -10px 0px 30px rgba(0, 0, 0, 0.5);
        z-index: 5;
    }
    
    .nav-links li {
        opacity: 0;
    }
    
    .burger {
        display: block;
        z-index: 10;
    }
    
    .nav-active {
        transform: translateX(0%);
    }
    
    .toggle .line1 {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .toggle .line2 {
        opacity: 0;
    }
    
    .toggle .line3 {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero h2 {
        font-size: 1.3rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .cta-btn {
        width: 100%;
        max-width: 200px;
        text-align: center;
    }
    
    .services-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
}

@media screen and (max-width: 480px) {
    .section-title {
        font-size: 1.8rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero h2 {
        font-size: 1.2rem;
    }
    
    .about-content p {
        font-size: 1rem;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
}

/* Animation Classes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

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

@keyframes scrollCarouselReverse {
    0% {
        transform: translateX(-50%);
    }
    100% {
        transform: translateX(0);
    }
}