/* Estilos base */
:root {
    /* Colores para modo claro (por defecto) */
    --primary-color: #0066cc;
    --secondary-color: #2c3e50;
    --accent-color: #3498db;
    --bg-color: #f5f7fa;
    --bg-secondary: #fff;
    --card-bg: #f8f9fa;
    --text-color: #333;
    --text-light: #6c757d;
    --border-color: #e9ecef;
    --header-bg: #fff;
    --footer-bg: #2c3e50;
    --footer-text: #fff;
    
    /* Colores generales (iguales en ambos modos) */
    --success-color: #28a745;
    --font-primary: 'Roboto', 'Segoe UI', sans-serif;
    --font-secondary: 'Open Sans', Arial, sans-serif;
    --border-radius: 5px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* Modo oscuro */
[data-theme="dark"] {
    --primary-color: #3c92e4;
    --secondary-color: #64748b;
    --accent-color: #60a5fa;
    --bg-color: #121212;
    --bg-secondary: #1e1e1e;
    --card-bg: #2d2d2d;
    --text-color: #e2e8f0;
    --text-light: #cbd5e1;
    --border-color: #2d3748;
    --header-bg: #1a1a1a;
    --footer-bg: #1a1a1a;
    --footer-text: #e2e8f0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--secondary-color);
    position: relative;
    padding-bottom: 0.7rem;
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 3px;
    background: var(--primary-color);
}

/* Botones */
.btn {
    display: inline-block;
    padding: 10px 25px;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    border: none;
    text-align: center;
}

.primary-btn {
    background-color: var(--primary-color);
    color: #fff;
}

.primary-btn:hover {
    background-color: #0056b3;
    color: #fff;
}

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

.secondary-btn:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.outline-btn {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    font-size: 0.9rem;
}

.outline-btn:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.large-btn {
    padding: 12px 30px;
    font-size: 1.1rem;
}

/* Botón de cambio de tema */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    margin-left: 10px;
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--border-color);
    transition: var(--transition);
    position: relative;
    color: var(--text-color);
}

.theme-toggle:hover {
    background-color: var(--accent-color);
    color: white;
}

.theme-toggle .fa-sun {
    display: none;
}

.theme-toggle .fa-moon {
    display: block;
}

[data-theme="dark"] .theme-toggle .fa-sun {
    display: block;
}

[data-theme="dark"] .theme-toggle .fa-moon {
    display: none;
}

/* Header */
.header-modern {
    background-color: var(--header-bg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

.logo h1 {
    font-size: 1.8rem;
    margin: 0;
    color: var(--primary-color);
}

.logo p {
    font-size: 0.9rem;
    color: var(--text-light);
}

nav ul {
    display: flex;
    gap: 20px;
}

nav ul li a {
    color: var(--text-color);
    font-weight: 500;
    padding: 5px 10px;
    border-radius: var(--border-radius);
}

nav ul li a:hover, nav ul li a.active {
    color: var(--primary-color);
}

nav ul li a.active {
    font-weight: 600;
    position: relative;
}

nav ul li a.active:after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 10px;
    right: 10px;
    height: 2px;
    background-color: var(--primary-color);
}

/* Hero section */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/ai-background.jpg');
    background-size: cover;
    background-position: center;
    color: #fff;
    padding: 120px 0;
    text-align: left;
}

.hero-content {
    max-width: 700px;
}

.hero h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.highlight {
    color: var(--accent-color);
    font-weight: bold;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 20px;
}

.tech-stack span {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.tech-stack i {
    font-size: 1rem;
}

/* Expertise Section */
.expertise {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

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

.expertise-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.expertise-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.expertise-icon {
    width: 70px;
    height: 70px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}

.expertise-icon i {
    font-size: 30px;
}

.expertise-card h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.expertise-card ul {
    padding-left: 20px;
}

.expertise-card ul li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 15px;
}

.expertise-card ul li:before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
    position: absolute;
    left: -5px;
}

/* Skills Section */
.skills-section {
    padding: 80px 0;
    background-color: var(--bg-color);
}

.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.skill-category h3 {
    margin-bottom: 20px;
    color: var(--secondary-color);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.skill-item {
    margin-bottom: 5px;
}

.skill-name {
    font-weight: 500;
    margin-bottom: 5px;
}

.skill-bar {
    height: 8px;
    background-color: var(--border-color);
    border-radius: 10px;
    overflow: hidden;
}

.skill-bar span {
    display: block;
    height: 100%;
    background-color: var(--primary-color);
    border-radius: 10px;
}

/* Featured Projects */
.featured-projects {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.project-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.project-image {
    height: 100px;
    background-color: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-image i {
    font-size: 2.5rem;
    color: white;
}

.project-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-content h3 {
    margin-bottom: 10px;
    color: var(--secondary-color);
}

.project-content p {
    margin-bottom: 15px;
    font-size: 0.95rem;
    flex-grow: 1;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.tech-tags span {
    background-color: var(--border-color);
    padding: 3px 10px;
    border-radius: 15px;
    font-size: 0.8rem;
}

.view-all-projects {
    text-align: center;
    margin-top: 30px;
}

/* Testimonials */
.testimonials {
    padding: 80px 0;
    background-color: var(--bg-color);
}

.testimonial-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
}

.testimonial-content {
    margin-bottom: 20px;
}

.testimonial-content p {
    font-style: italic;
}

.testimonial-content p:before, .testimonial-content p:after {
    content: '"';
    font-size: 1.2rem;
    color: var(--primary-color);
}

.testimonial-author {
    display: flex;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 15px;
}

.author-info {
    margin-left: 15px;
}

.author-info h4 {
    margin: 0;
    color: var(--secondary-color);
}

.author-info p {
    font-size: 0.8rem;
    color: var(--text-light);
    margin: 0;
}

/* Certification Section */
.certifications {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.certification-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.certification-item {
    display: flex;
    align-items: center;
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var (--shadow);
    transition: var(--transition);
}

.certification-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.certification-logo {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 15px;
    flex-shrink: 0;
}

.certification-logo i {
    font-size: 1.5rem;
    color: white;
}

.certification-info h4 {
    margin: 0 0 5px 0;
    font-size: 1rem;
}

.certification-info p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-light);
}

/* CTA Section */
.cta {
    background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('../images/data-background.jpg');
    background-size: cover;
    background-position: center;
    padding: 80px 0;
    text-align: center;
    color: #fff;
}

.cta h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.cta p {
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Footer */
footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding: 50px 0 20px;
    position: relative;
    width: 100%;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-info h3 {
    margin-bottom: 10px;
}

.footer-info p {
    margin: 5px 0;
    opacity: 0.8;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: var(--footer-text);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-nav ul li a {
    color: #ccc;
    transition: var(--transition);
}

.footer-nav ul li a:hover {
    color: var(--footer-text);
    padding-left: 5px;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.85rem;
    opacity: 0.7;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .hero h2 {
        font-size: 2.3rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }

    .logo {
        text-align: center;
    }

    .hero {
        padding: 80px 0;
        text-align: center;
    }

    .hero-content {
        margin: 0 auto;
    }

    .hero-buttons {
        justify-content: center;
    }
  
    .tech-stack {
        justify-content: center;
    }
  
    .projects-grid,
    .expertise-grid,
    .skills-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 1.8rem;
    }
    
    .hero h2 {
        font-size: 1.8rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    nav ul {
        gap: 10px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-nav ul {
        align-items: center;
    }
}

/* Estilos adicionales para la página Sobre Mí */
.about-hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/data-hero.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 100px 0;
    text-align: center;
}

.about-hero h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

.about-intro {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    align-items: center;
}

.profile-image {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background-color: #f0f0f0;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    overflow: hidden;
    border: 5px solid var(--primary-color);
}

.profile-image i {
    font-size: 8rem;
    color: #ccc;
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-content h2 {
    color: var(--secondary-color);
    margin-bottom: 20px;
    font-size: 2rem;
}

.about-content p {
    margin-bottom: 20px;
    line-height: 1.7;
}

.personal-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.detail-item {
    display: flex;
    align-items: flex-start;
}

.detail-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 15px;
    margin-top: 5px;
}

.detail-item h4 {
    margin: 0 0 5px;
    color: var (--secondary-color);
}

.detail-item p {
    margin: 0;
    font-size: 0.95rem;
}

.about-social {
    margin-top: 30px;
}

.professional-journey {
    padding: 80px 0;
    background-color: var(--bg-color);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item {
    position: relative;
    padding: 30px 0;
}

.timeline-item:not(:last-child):before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 2px;
    background-color: var(--primary-color);
}

.timeline-content {
    margin-left: 30px;
    position: relative;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
}

.timeline-content:before {
    content: '';
    position: absolute;
    left: -36px;
    top: 20px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: 5px solid var(--bg-color);
}

.timeline-content h3 {
    color: var(--primary-color);
    margin: 0 0 5px;
}

.timeline-content h4 {
    color: var(--secondary-color);
    font-weight: normal;
    margin: 0 0 10px;
}

.timeline-date {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 15px;
}

.achievement-list {
    padding-left: 20px;
    margin-bottom: 15px;
}

.achievement-list li {
    margin-bottom: 8px;
    position: relative;
}

.timeline-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.timeline-tech span {
    background-color: var(--border-color);
    color: var(--text-color);
    padding: 3px 10px;
    border-radius: 15px;
    font-size: 0.8rem;
}

.education-certification {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.education-card {
    display: flex;
    align-items: flex-start;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
}

.education-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 20px;
    flex-shrink: 0;
}

.education-icon i {
    font-size: 1.5rem;
}

.education-content h3 {
    margin: 0 0 5px;
    color: var(--secondary-color);
}

.education-institution {
    font-weight: 500;
    color: var(--primary-color);
    margin: 0 0 5px;
}

.education-date {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.certifications-container {
    margin-top: 30px;
}

.subsection-title {
    text-align: center;
    margin-bottom: 30px;
    color: var(--secondary-color);
}

.skills-values {
    padding: 80px 0;
    background-color: var(--bg-color);
}

.skills-values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 50px;
}

.core-skills h2, .core-values h2 {
    font-size: 1.8rem;
    color: var(--secondary-color);
    margin-bottom: 30px;
    text-align: center;
}

.skill-list-about {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.skill-category-about h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    padding-bottom: 5px;
    border-bottom: 2px solid var(--primary-color);
}

.skill-category-about ul {
    padding-left: 20px;
}

.skill-category-about ul li {
    margin-bottom: 10px;
    position: relative;
    list-style-type: none;
}

.skill-category-about ul li:before {
    content: "✓";
    color: var(--primary-color);
    position: absolute;
    left: -20px;
    font-weight: bold;
}

.values-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.value-item {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.value-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}

.value-icon i {
    font-size: 1.5rem;
}

.value-content h3 {
    margin: 0 0 10px;
    color: var(--secondary-color);
}

.value-content p {
    margin: 0;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .about-grid,
    .skills-values-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        margin-bottom: 30px;
    }
    
    .timeline-content {
        margin-left: 20px;
    }
    
    .timeline-content:before {
        left: -26px;
    }
}

/* Animaciones */
.animate-in {
    animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Estilos para la página de proyectos */
.projects-hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/projects-hero.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 100px 0;
    text-align: center;
}

.projects-hero h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.projects-filter {
    padding: 40px 0;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.project-filter {
    padding: 8px 20px;
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: 25px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-color);
}

.project-filter:hover, .project-filter.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.project-detail {
    padding: 60px 0;
    border-bottom: 1px solid var(--border-color);
}

.project-detail:nth-child(odd) {
    background-color: var(--bg-color);
}

.project-card-full {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 30px;
}

.project-title {
    font-size: 1.8rem;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    color: var(--text-light);
    margin-bottom: 30px;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.project-content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.project-image-full {
    background-color: var(--secondary-color);
    color: white;
    height: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: var(--border-radius);
    margin-bottom: 25px;
}

.project-image-full i {
    font-size: 5rem;
}

.project-description h3 {
    color: var(--primary-color);
    margin: 25px 0 15px;
    font-size: 1.3rem;
}

.project-description p {
    margin-bottom: 15px;
    line-height: 1.6;
}

.solution-highlights, .project-results {
    margin: 15px 0 25px;
    padding-left: 20px;
}

.solution-highlights li, .project-results li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 5px;
}

.solution-highlights li:before {
    content: "▹";
    color: var(--primary-color);
    position: absolute;
    left: -20px;
    font-size: 1.2rem;
}

.project-results li:before {
    content: "✓";
    color: var(--primary-color);
    position: absolute;
    left: -20px;
    font-weight: bold;
}

.project-sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.tech-stack-sidebar, .project-highlights {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
}

.tech-stack-sidebar h3, .project-highlights h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
    font-size: 1.1rem;
}

.tech-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tech-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-color);
}

.tech-icon {
    width: 30px;
    height: 30px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.9rem;
}

.project-highlights ul {
    padding-left: 20px;
}

.project-highlights ul li {
    margin-bottom: 10px;
    position: relative;
    color: var(--text-color);
}

.project-highlights ul li:before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
    position: absolute;
    left: -15px;
}

/* Media queries para proyectos */
@media (max-width: 992px) {
    .project-content-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .project-meta {
        flex-direction: column;
        gap: 5px;
    }
    
    .filter-buttons {
        overflow-x: auto;
        padding-bottom: 10px;
        justify-content: flex-start;
    }
    
    .projects-hero h2 {
        font-size: 2rem;
    }
}

/* Estilos para la página de contacto */
.contact-hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/contact-hero.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 100px 0;
    text-align: center;
}

.contact-hero h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.contact-options {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.contact-info h2, .contact-form-container h2 {
    color: var(--secondary-color);
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.contact-info p, .contact-form-container p {
    margin-bottom: 30px;
    color: var(--text-light);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 40px;
}

.contact-method {
    display: flex;
    align-items: flex-start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 15px;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.3rem;
}

.contact-details h3 {
    margin: 0 0 5px;
    color: var(--secondary-color);
    font-size: 1.1rem;
}

.contact-details p, .contact-details a {
    margin: 0;
    color: var(--text-light);
    font-size: 0.95rem;
}

.contact-details a:hover {
    color: var(--primary-color);
}

.availability h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.availability-list {
    padding-left: 10px;
}

.availability-list li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
}

.check-icon {
    width: 25px;
    height: 25px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 10px;
    flex-shrink: 0;
}

.check-icon i {
    font-size: 0.8rem;
}

.contact-form-container {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--secondary-color);
    font-size: 0.95rem;
}

.form-group input, .form-group textarea {
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 102, 204, 0.2);
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-container input {
    width: 18px;
    height: 18px;
}

.checkbox-container label {
    margin: 0;
    font-size: 0.9rem;
    font-weight: normal;
}

.form-message {
    margin-top: 20px;
    font-weight: bold;
    text-align: center;
    min-height: 24px;
}

.success-message {
    color: var(--success-color);
}

.error-message {
    color: #dc3545;
}

.error {
    border-color: #dc3545 !important;
}

/* FAQ Section */
.faq-section {
    padding: 80px 0;
    background-color: var(--bg-color);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.faq-item {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
}

.faq-question {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 1.2rem;
    position: relative;
    cursor: pointer;
    padding-right: 30px;
}

.faq-question:after {
    content: '+';
    position: absolute;
    right: 0;
    top: 0;
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-item.active .faq-question:after {
    content: '−';
}

.faq-answer {
    overflow: hidden;
}

.faq-answer p {
    margin: 0;
    line-height: 1.6;
    color: var(--text-light);
}

/* Media Queries para Contacto */
@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        order: 2;
    }
    
    .contact-form-container {
        order: 1;
        margin-bottom: 40px;
    }
}

@media (max-width: 768px) {
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-hero h2 {
        font-size: 2rem;
    }
}