/* ============================================
   VARIABLES CSS
   ============================================ */
:root {
    /* Colores primarios */
    --color-bg-primary: #0a0e27;
    --color-bg-secondary: #141829;
    --color-bg-tertiary: #1a1f3a;
    
    /* Colores de texto */
    --color-text-primary: #e8eef7;
    --color-text-secondary: #a8b2d1;
    --color-text-muted: #6b7595;
    
    /* Colores de acento */
    --color-accent: #64f4a6;
    --color-accent-hover: #4dd98f;
    --color-accent-light: rgba(100, 244, 166, 0.1);
    
    /* Colores adicionales */
    --color-border: #2a2f4a;
    --color-shadow: rgba(0, 0, 0, 0.3);
    
    /* Tipografía */
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'Courier New', monospace;
    
    /* Tamaños de fuente */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3.5rem;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Bordes */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    
    /* Transiciones */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Z-index */
    --z-index-base: 1;
    --z-index-dropdown: 10;
    --z-index-sticky: 20;
    --z-index-fixed: 100;
    
    /* Animate.css delay support */
    --animate-delay: 0s;
}

/* ============================================
   RESET Y ESTILOS GLOBALES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    font-size: var(--font-size-base);
}

/* ============================================
   TIPOGRAFÍA
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text-primary);
}

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

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

p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: var(--z-index-fixed);
    padding: var(--spacing-md) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.05em;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-2xl);
}

.nav-link {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color var(--transition-normal);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-accent);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl) var(--spacing-xl);
    margin-top: 60px;
}

.hero-container {
    max-width: 800px;
    text-align: center;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    color: var(--color-accent);
    margin-bottom: var(--spacing-xl);
    font-weight: 500;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.8;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   BOTONES
   ============================================ */
.btn {
    padding: var(--spacing-md) var(--spacing-2xl);
    border: 2px solid;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    box-shadow: 0 0 20px rgba(100, 244, 166, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-secondary:hover {
    background-color: var(--color-accent-light);
    border-color: var(--color-accent-hover);
}

/* ============================================
   SECCIÓN DE TECNOLOGÍAS
   ============================================ */
.technologies {
    padding: var(--spacing-3xl) var(--spacing-xl);
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

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

.section-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-2xl);
    text-align: center;
    color: var(--color-text-primary);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.tech-category {
    background-color: var(--color-bg-tertiary);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.tech-category:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
}

.tech-category h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.tech-category p {
    color: var(--color-text-secondary);
    margin: 0;
}

/* ============================================
   SECCIÓN DE PROYECTOS
   ============================================ */
.projects {
    padding: var(--spacing-3xl) var(--spacing-xl);
    min-height: 100vh;
}

.projects-container {
    max-width: 1200px;
    margin: 0 auto;
    margin-top: 60px;
}

.project-filters {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--color-border);
    background-color: transparent;
    color: var(--color-text-secondary);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--transition-normal);
    letter-spacing: 0.05em;
}

.filter-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.filter-btn.active {
    background-color: var(--color-accent);
    color: var(--color-bg-primary);
    border-color: var(--color-accent);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.project-card {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    opacity: 1;
    max-height: 100%;
    animation: fadeIn var(--transition-normal);
    visibility: visible;
}

.project-card.hidden {
    display: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
    max-height: 0 !important;
    overflow: hidden !important;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.project-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 10px 40px var(--color-shadow);
    transform: translateY(-4px);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.project-card h2 {
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
}

.project-status {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    white-space: nowrap;
}

.project-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.project-role {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.project-role strong {
    color: var(--color-accent);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.tech-tag {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.project-link {
 

.project-link-external {
    display: inline-block;
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.project-link-external:hover {
    background-color: var(--color-accent);
    color: var(--color-bg-primary);
    transform: translateY(-2px);
}   display: inline-block;
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.project-link:hover {
    background-color: var(--color-accent);
    color: var(--color-bg-primary);
}

/* ============================================
   SECCIÓN ABOUT
   ============================================ */
.about {
    padding: var(--spacing-3xl) var(--spacing-xl);
    min-height: 100vh;
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    margin-top: 60px;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    align-items: center;
    background: linear-gradient(135deg, rgba(20, 24, 41, 0.5) 0%, rgba(26, 31, 58, 0.3) 100%);
    padding: var(--spacing-3xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.about-content::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(100, 244, 166, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.about-intro {
    grid-template-columns: 1fr 1.2fr;
}

.about-experience {
    grid-template-columns: 1fr 1.2fr;
}

.about-specialties {
    grid-template-columns: 1.2fr 1fr;
}

.about-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    height: 450px;
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 100%);
    border: 2px solid var(--color-border);
    transition: all var(--transition-normal);
    cursor: pointer;
    box-shadow: 0 10px 40px rgba(100, 244, 166, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image-wrapper:hover {
    border-color: var(--color-accent);
    box-shadow: 0 20px 60px rgba(100, 244, 166, 0.25);
    transform: translateY(-5px);
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.08) rotate(1deg);
}

.about-image-wrapper:hover .about-image-overlay {
    opacity: 0.4;
}

.about-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
    display: block;
}

.about-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-accent) 0%, rgba(100, 244, 166, 0.5) 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

/* Experience Visual */
.experience-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2xl);
    width: 100%;
    height: 100%;
}

.experience-icon {
    font-size: 4rem;
    animation: bounce 2s infinite;
}

.experience-years {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-accent);
    text-align: center;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Specialties Full Section */
.specialties-full-section {
    margin-top: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.specialties-title {
    font-size: var(--font-size-2xl);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-text-primary);
    font-weight: 700;
}

.specialties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.specialty-card {
    background: linear-gradient(135deg, rgba(20, 24, 41, 0.8) 0%, rgba(26, 31, 58, 0.6) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    animation: slideInUp 0.6s ease-out forwards;
    opacity: 0;
    animation-delay: var(--animate-delay, 0s);
}

.specialty-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(100, 244, 166, 0.2), transparent);
    transition: left var(--transition-slow);
}

.specialty-card:hover::before {
    left: 100%;
}

.specialty-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 15px 50px rgba(100, 244, 166, 0.2);
    transform: translateY(-8px);
    background: linear-gradient(135deg, rgba(26, 31, 58, 0.9) 0%, rgba(20, 24, 41, 0.7) 100%);
}

.specialty-card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    display: block;
    transition: all var(--transition-normal);
}

.specialty-card:hover .specialty-card-icon {
    transform: scale(1.2) rotate(10deg);
}

.specialty-card h4 {
    font-size: var(--font-size-lg);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.specialty-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.about-text {
    position: relative;
    z-index: 2;
}

.about-text h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-lg);
    color: var(--color-accent);
    font-weight: 700;
    letter-spacing: -0.5px;
}

.about-text h3 {
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.about-text p {
    margin-bottom: var(--spacing-lg);
    line-height: 1.9;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
}

.experience-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: var(--spacing-xl);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.experience-list li {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-text-secondary);
    position: relative;
    line-height: 1.7;
    background: rgba(100, 244, 166, 0.05);
    border-left: 3px solid var(--color-accent);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-normal);
}

.experience-list li:hover {
    background: rgba(100, 244, 166, 0.1);
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(100, 244, 166, 0.1);
}

.experience-list li::before {
    content: '✓';
    position: absolute;
    left: var(--spacing-md);
    color: var(--color-accent);
    font-weight: bold;
    font-size: var(--font-size-lg);
}

.about-sidebar {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    grid-column: 1 / -1;
}

.skills-section,
.education-section {
    background-color: var(--color-bg-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
}

.skills-section:hover,
.education-section:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 16px rgba(100, 244, 166, 0.1);
}

.skills-section h3,
.education-section h3 {
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.skill-category {
    margin-bottom: var(--spacing-lg);
}

.skill-category h4 {
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-tag {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    transition: all var(--transition-normal);
    border: 1px solid transparent;
}

.skill-tag:hover {
    border-color: var(--color-accent);
    background-color: rgba(100, 244, 166, 0.2);
}

.education-section p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    margin: 0;
}

/* ESTADÍSTICAS */
.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
    margin: var(--spacing-3xl) 0;
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    border-radius: var(--border-radius-md);
}

.stat-item:hover {
    transform: translateY(-4px);
    background-color: rgba(100, 244, 166, 0.05);
    border-radius: var(--border-radius-md);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* EDUCACIÓN MEJORADA */
.education-item {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.education-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.education-item h4 {
    font-size: var(--font-size-base);
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.education-item p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    margin: 0;
    line-height: 1.6;
}

/* SECCIÓN DE INTERESES */
.interests-section {
    background-color: var(--color-bg-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
}

.interests-section:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 16px rgba(100, 244, 166, 0.1);
}

.interests-section h3 {
    color: var(--color-accent);
    margin-bottom: var(--spacing-lg);
}

.interests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.interest-tag {
    background: linear-gradient(135deg, var(--color-accent-light) 0%, rgba(100, 244, 166, 0.15) 100%);
    color: var(--color-accent);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid rgba(100, 244, 166, 0.3);
}

.interest-tag:hover {
    transform: translateY(-2px);
    border-color: var(--color-accent);
    background: linear-gradient(135deg, rgba(100, 244, 166, 0.2) 0%, rgba(100, 244, 166, 0.25) 100%);
    box-shadow: 0 4px 12px rgba(100, 244, 166, 0.2);
}

/* ============================================
   MODAL DE PROYECTOS
   ============================================ */
.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    display: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
    backdrop-filter: blur(5px);
}

.project-modal.active {
    display: flex;
    opacity: 1;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.9);
    cursor: pointer;
}

.modal-content {
    position: relative;
    z-index: 201;
    margin: auto;
    max-width: 850px;
    width: 90%;
    max-height: 85vh;
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 100%);
    border: 2px solid var(--color-accent);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 20px 60px rgba(100, 244, 166, 0.2);
    animation: slideIn var(--transition-normal);
    display: flex;
    flex-direction: column;
}

@keyframes slideIn {
    from {
        transform: scale(0.95);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--color-accent-light);
    border: 2px solid var(--color-accent);
    font-size: var(--font-size-xl);
    color: var(--color-accent);
    cursor: pointer;
    transition: all var(--transition-normal);
    z-index: 202;
    width: 36px;
    height: 36px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-md);
    line-height: 1;
}

.modal-close:hover {
    color: var(--color-bg-primary);
    background-color: var(--color-accent);
    transform: rotate(90deg);
}

/* ============================================
   CAROUSEL
   ============================================ */
.carousel-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: 0;
    flex: 1;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 400px;
    border-radius: var(--border-radius-lg);
    background-color: var(--color-bg-primary);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.5);
}

.carousel-slide {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: none;
    transition: opacity var(--transition-normal);
    padding: var(--spacing-md);
}

.carousel-slide.active {
    display: block;
    opacity: 1;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
    border: 2px solid var(--color-accent);
    color: var(--color-bg-primary);
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 202;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(100, 244, 166, 0.3);
}

.carousel-btn:hover {
    background: linear-gradient(135deg, var(--color-accent-hover), var(--color-accent));
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 8px 25px rgba(100, 244, 166, 0.5);
}

.carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-prev {
    left: -80px;
}

.carousel-next {
    right: -80px;
}

.carousel-indicators {
    position: relative;
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    padding-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--color-border);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.carousel-dot.active {
    background-color: var(--color-accent);
    transform: scale(1.3);
    border-color: var(--color-accent);
    box-shadow: 0 0 10px rgba(100, 244, 166, 0.5);
}

.carousel-dot:hover {
    border-color: var(--color-accent);
    background-color: var(--color-accent-light);
}
.contact {
    padding: var(--spacing-3xl) var(--spacing-xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.contact-container {
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
    margin-top: 60px;
}

.contact-intro {
    font-size: var(--font-size-lg);
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    line-height: 1.8;
    color: var(--color-text-secondary);
}


/* MÉTODOS DE CONTACTO */
.contact-methods-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-top: var(--spacing-3xl);
}

.contact-methods-section h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-3xl);
    color: var(--color-text-primary);
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    width: 100%;
    max-width: 1000px;
}

.contact-item {
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(100, 244, 166, 0.2), transparent);
    transition: left var(--transition-slow);
}

.contact-item:hover::before {
    left: 100%;
}

.contact-item:hover {
    border-color: var(--color-accent);
    box-shadow: 0 15px 50px rgba(100, 244, 166, 0.2);
    transform: translateY(-8px);
    background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
}

.contact-item h3 {
    font-size: var(--font-size-xl);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.contact-link {
    font-size: var(--font-size-base);
    font-weight: 600;
    display: block;
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-normal);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.contact-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.contact-link:hover::after {
    width: 100%;
}

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

.contact-note {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin: 0;
    transition: color var(--transition-normal);
}

.contact-item:hover .contact-note {
    color: var(--color-text-secondary);
}


/* CTA (Call To Action) */
.contact-cta {
    background-color: var(--color-accent-light);
    border: 2px solid var(--color-accent);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    text-align: center;
    animation: pulse-border 2s ease-in-out infinite;
}

.contact-cta p {
    font-size: var(--font-size-lg);
    color: var(--color-accent);
    margin: 0;
    font-weight: 600;
}

/* Animación de borde pulsante */
@keyframes pulse-border {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(100, 244, 166, 0.5);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(100, 244, 166, 0);
    }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-2xl) var(--spacing-xl);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer p {
    margin: 0;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2.5rem;
        --font-size-3xl: 2rem;
        --spacing-3xl: 2rem;
    }

    .nav-menu {
        gap: var(--spacing-lg);
    }

    .hero {
        margin-top: 50px;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-xl);
    }

    .hero-description {
        font-size: var(--font-size-base);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
        padding: var(--spacing-2xl);
    }

    .about-intro,
    .about-experience,
    .about-specialties {
        grid-template-columns: 1fr !important;
    }

    .about-image-wrapper {
        height: 350px;
    }

    .about-sidebar {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
        padding: var(--spacing-lg);
    }

    .interests-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-methods {
        grid-template-columns: 1fr;
    }

    .contact-methods-section h2 {
        font-size: var(--font-size-xl);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .carousel-prev {
        left: 10px;
    }

    .carousel-next {
        right: 10px;
    }

    .modal-content {
        padding: var(--spacing-md);
    }

    .carousel-track {
        height: 350px;
    }

    .carousel-btn {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-lg);
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
        --spacing-2xl: 1.5rem;
        --spacing-3xl: 1rem;
    }

    .nav-container {
        padding: 0 var(--spacing-md);
    }

    .nav-menu {
        gap: var(--spacing-md);
    }

    .nav-link {
        font-size: var(--font-size-xs);
    }

    .hero {
        padding: var(--spacing-2xl) var(--spacing-md);
    }

    .projects-container,
    .about-container,
    .contact-container {
        padding: 0 var(--spacing-md);
    }

    .tech-container {
        padding: 0 var(--spacing-md);
    }

    .project-card {
        padding: var(--spacing-lg);
    }

    .hero-buttons {
        gap: var(--spacing-md);
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

    .stat-number {
        font-size: var(--font-size-2xl);
    }

    .interests-grid {
        grid-template-columns: 1fr;
    }
}