/* Importar Google Fonts para mejor tipografía */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* Variables de colores - Tema Oscuro Moderno */
:root {
    --color-primary: #00D9FF;
    --color-secondary: #7C3AED;
    --color-accent: #F59E0B; 
    --color-bg-primary: #0F0F0F; 
    --color-bg-secondary: #1A1A1A; 
    --color-bg-card: #252525; 
    --color-text-primary: #FFFFFF; 
    --color-text-secondary: #A3A3A3;
    --color-text-muted: #737373;
    --color-border: #404040;
    --color-success: #10B981; 
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-primary));
    --gradient-bg: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--color-text-primary);
    background: var(--gradient-bg);
    background-attachment: fixed;
    overflow-x: hidden;
}

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

/* Header con estilo moderno */
.header {
    background: rgba(15, 15, 15, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 20px;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 10px; /* espacio entre logo y texto */
}

.logo img {
    height: 80px;   /* tamaño del logo */
    width: auto;
    border-radius: 6px; /* opcional: bordes redondeados */
}

.logo h1 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav a {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

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

.nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav a:hover::after, .nav a.active::after {
    width: 100%;
}



/* Hero Section con animaciones */
.hero {
    background: var(--color-bg-primary);
    padding: 140px 0 100px;
    margin-top: 70px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(0, 217, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 20%, rgba(124, 58, 237, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 4rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

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

.avatar-placeholder {
    width: 220px;
    height: 220px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: var(--color-bg-primary);
    font-size: 3.5rem;
    font-weight: 700;
    box-shadow: 0 20px 40px rgba(0, 217, 255, 0.3);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.hero-text {
    flex: 1.2;
}

.hero-text h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}

.hero-image img.avatar {
    width: 300px; /* Mucho más grande */
    height: 300px;
    border-radius: 50%; /* Circular */
    object-fit: cover;
    border: 3px solid transparent; /* Borde más delgado */
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    padding: 3px; /* Menos espacio para el degradado */
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    /* Animación */
    animation: float 3s ease-in-out infinite, glow 4s ease-in-out infinite alternate;
}

/* Flotación suave */
@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-15px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Brillo */
@keyframes glow {
    from {
        box-shadow: 0 0 20px rgba(79, 172, 254, 0.4);
    }

    to {
        box-shadow: 0 0 35px rgba(0, 242, 254, 0.8);
    }
}

/* Botones modernos */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 14px 28px;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-bg-primary);
    box-shadow: 0 8px 25px rgba(0, 217, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(0, 217, 255, 0.4);
}

.btn-secondary {
    background: var(--color-bg-card);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.btn-secondary:hover {
    background: var(--color-border);
    color: var(--color-text-primary);
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
}

.btn-small {
    padding: 10px 20px;
    font-size: 0.85rem;
    color: var(--color-text-primary) !important;
    background: var(--color-bg-secondary) !important;
    border: 1px solid var(--color-primary);
}

.btn-small:hover {
    background: var(--color-primary) !important;
    color: var(--color-bg-primary) !important;
    border-color: var(--color-primary);
}

/* Secciones generales */
section {
    padding: 100px 0;
    position: relative;
}

section h2 {
    text-align: center;
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 3rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.about-content {
    display: flex;
    align-items: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.about-text {
    flex: 2;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.soft-skills h3 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.soft-skills ul {
    list-style: none;
}

.soft-skills li {
    padding: 0.8rem 0;
    border-left: 3px solid var(--color-primary);
    padding-left: 1.2rem;
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: rgba(0, 217, 255, 0.05);
    border-radius: 0 8px 8px 0;
}

.soft-skills li i {
    color: var(--color-primary);
    width: 20px;
    font-size: 1.1rem;
}

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

.icon-placeholder {
    color: var(--color-primary);
    font-size: 6rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

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

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.project-card {
    background: var(--color-bg-card);
    border-radius: 20px;
    padding: 2.5rem;
    border: 1px solid var(--color-border);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 20px 40px rgba(0, 217, 255, 0.2);
}

.project-card .project-image {
    width: 100%;
    max-height: 220px; /* altura máxima pero flexible */
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 12px;
    background: #1c274b;
    margin-bottom: 15px;
    padding: 10px; /* agrega un pequeño espacio para que la imagen no se pegue a los bordes */
}

.project-card .project-image img {
    max-width: 100%;
    max-height: 200px;
    object-fit: contain; /* asegura que la imagen completa se vea */
    transition: transform 0.3s ease;
}

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

.project-card h3 {
    color: var(--color-text-primary);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.project-card p {
    margin-bottom: 2rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 2rem;
}

.tech {
    background: var(--color-bg-secondary);
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.tech:hover {
    background: var(--color-primary);
    color: var(--color-bg-primary);
}

.project-actions {
    display: flex;
    gap: 1rem;
}

/* Skills Section */
.skills {
    background: var(--color-bg-secondary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.skill-item {
    text-align: center;
    background: var(--color-bg-card);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--color-border);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.skill-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skill-item:hover::before {
    opacity: 1;
}

.skill-item:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 15px 30px rgba(0, 217, 255, 0.2);
}

.skill-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* Colores específicos para tecnologías */
.skill-icon.html i { color: #E34F26; }
.skill-icon.css i { color: #1572B6; }
.skill-icon.js i { color: #F7DF1E; }
.skill-icon.java i { color: #007396; }
.skill-icon.csharp i { color: #239120; }
.skill-icon.mysql i { color: #4479A1; }
.skill-icon.sqlserver i { color: #CC2927; }

.skill-item h3 {
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.skill-bar {
    background: var(--color-bg-secondary);
    height: 8px;
    border-radius: 10px;
    overflow: hidden;
    margin-top: 1.5rem;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 10px;
    transition: width 1.5s ease;
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

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

/* Experience Section */
.experience {
    background: var(--color-bg-primary);
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    margin-bottom: 4rem;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-date {
    flex: 1;
    text-align: center;
    font-weight: 600;
    color: var(--color-primary);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.timeline-content {
    flex: 1;
    background: var(--color-bg-card);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--color-border);
    position: relative;
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 217, 255, 0.1);
}

.timeline-content h3 {
    color: var(--color-text-primary);
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.timeline-content h3 i {
    color: var(--color-primary);
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    color: var(--color-text-primary);
    margin-bottom: 2rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    padding: 1rem;
    border-radius: 12px;
    background: rgba(0, 217, 255, 0.05);
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: rgba(0, 217, 255, 0.1);
    transform: translateX(5px);
}

.contact-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--color-bg-card);
}

.contact-icon i {
    color: var(--color-primary);
}

.contact-form {
    background: var(--color-bg-card);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px;
    border: 2px solid var(--color-border);
    border-radius: 12px;
    font-size: 1rem;
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

/* Footer */
.footer {
    background: var(--color-bg-primary);
    border-top: 1px solid var(--color-border);
    text-align: center;
    padding: 3rem 0;
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer p {
    color: var(--color-text-muted);
}

.social-icons {
    display: flex;
    gap: 1.5rem;
}

.social-icon {
    color: var(--color-text-secondary);
    font-size: 1.8rem;
    text-decoration: none;
    transition: all 0.3s ease;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
}

.social-icon:hover {
    color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 217, 255, 0.2);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 20px;
    }
    
    .nav ul {
        gap: 1.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 3rem;
    }
    
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero-text h2 {
        font-size: 2rem;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: column;
        padding-left: 60px;
    }
    
    .timeline-item:nth-child(odd) {
        flex-direction: column;
    }
    
    .footer .container {
        flex-direction: column;
    }
    
    .projects-grid,
    .skills-grid {
        grid-template-columns: 1fr;
    }
}

/* Scrollbar personalizado */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Selección de texto */
::selection {
    background: rgba(0, 217, 255, 0.3);
    color: var(--color-text-primary);
}