/* Variables de color */

/* Asegurar que el contenido esté por encima del canvas de partículas */
.hero,
.section,
footer {
    position: relative;
    z-index: 10;
}
:root {
    --color-primary-dark: #1A202C; /* Azul oscuro base */
    --color-accent-blue: #00BFFF; /* Azul eléctrico */
    --color-accent-purple: #8A2BE2; /* Púrpura */
    --color-text-light: #E2E8F0; /* Gris claro para texto */
    --color-text-darker: #A0AEC0; /* Gris más oscuro para texto secundario */
    --color-card-bg: rgba(255, 255, 255, 0.05); /* Fondo de tarjeta sutil */
    --color-border-subtle: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--color-primary-dark);
    color: var(--color-text-light);
    line-height: 1.6;
    background-size: 80% 80%, 80% 80%;
    background-repeat: no-repeat;
}


a {
    color: var(--color-accent-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

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

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 80vh;
    background: linear-gradient(180deg, rgba(26,32,44,0.8) 0%, rgba(26,32,44,0.2) 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    z-index: 10;
    max-width: 900px;
    padding: 1rem;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5em;
    font-weight: 800;
    background: -webkit-linear-gradient(45deg, var(--color-accent-blue), var(--color-accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

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

.btn {
    display: inline-block;
    padding: 0.9rem 2.2rem;
    border-radius: 9999px;
    font-weight: 700;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 1rem;
}

.btn.primary {
    background: linear-gradient(45deg, var(--color-accent-blue), var(--color-accent-purple));
    color: white;
    border: none;
}

.btn.primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 5px 15px rgba(0, 191, 255, 0.4);
}

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

.btn.secondary:hover {
    background-color: rgba(0, 191, 255, 0.1);
    color: white;
    border-color: var(--color-accent-purple);
}

.btn.github {
    background-color: #24292e;
    color: white;
    border: none;
}

.btn.github:hover {
    background-color: #33383e;
    transform: translateY(-3px) scale(1.02);
}

/* Secciones generales */
.section {
    padding: 6rem 0;
    position: relative;
}

.section:nth-child(even) {
    background-color: rgba(0, 0, 0, 0.1);
}

.section h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    width: 100%; /* Para centrar el underline */
}

.section h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent-blue), var(--color-accent-purple));
    margin: 15px auto 0 auto;
    border-radius: 2px;
}

/* About Me Section */
.about-me p {
    font-size: 1.15rem;
    max-width: 800px;
    margin: 0 auto 3rem auto;
    text-align: center;
    color: var(--color-text-darker);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
    text-align: center;
}

.stat-item {
    background-color: var(--color-card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--color-border-subtle);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 191, 255, 0.2);
}

.stat-item h3 {
    font-size: 2.2rem;
    margin-bottom: 0.3em;
    background: -webkit-linear-gradient(45deg, var(--color-accent-blue), var(--color-accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-item p {
    color: var(--color-text-darker);
    font-size: 1rem;
    margin-bottom: 0;
}

/* Skills Section */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.skill-badge {
    background-color: var(--color-card-bg);
    padding: 0.7rem 1.5rem;
    border-radius: 25px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-light);
    border: 1px solid var(--color-border-subtle);
    transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.skill-badge:hover {
    background-color: rgba(0, 191, 255, 0.1);
    border-color: var(--color-accent-blue);
    transform: translateY(-3px);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 2rem;
}

.project-card {
    background-color: var(--color-card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--color-border-subtle);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-7px);
    box-shadow: 0 15px 40px rgba(0, 191, 255, 0.25);
}

.project-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.6em;
    background: -webkit-linear-gradient(45deg, var(--color-accent-blue), var(--color-accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.project-card p {
    color: var(--color-text-darker);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.project-link {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    background-color: var(--color-accent-blue);
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    text-align: center;
    transition: background-color 0.3s ease;
}

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

/* Experience Section (Timeline) */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding-left: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: linear-gradient(to bottom, var(--color-accent-blue), var(--color-accent-purple));
    border-radius: 2px;
}

.timeline-item {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border-subtle);
    margin-bottom: 2rem;
    padding: 1.5rem 2rem;
    border-radius: 12px;
    position: relative;
    left: 20px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 25px;
    left: -38px; /* Ajusta esto para alinear el círculo con la línea */
    width: 18px;
    height: 18px;
    background-color: var(--color-accent-blue);
    border: 3px solid var(--color-primary-dark);
    border-radius: 50%;
    z-index: 1;
}

.timeline-item h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.timeline-date {
    font-size: 0.95rem;
    color: var(--color-accent-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.timeline-item ul {
    list-style-type: disc;
    margin-left: 1.5rem;
    color: var(--color-text-darker);
}

.timeline-item li {
    margin-bottom: 0.5em;
}

/* Education Section */
.education-item {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border-subtle);
    padding: 1.5rem 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.education-item h3 {
    font-size: 1.5rem;
    margin-bottom: 0.3rem;
}

.education-item p {
    color: var(--color-text-darker);
    margin-bottom: 0.5rem;
}

.education-date {
    font-size: 0.95rem;
    color: var(--color-accent-blue);
    font-weight: 600;
}

.education ul {
    list-style-type: none;
    margin-top: 1.5rem;
}

.education ul li {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border-subtle);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 0.8rem;
    color: var(--color-text-darker);
    font-size: 1.1rem;
}

/* Contact Section */
.contact p {
    text-align: center;
    font-size: 1.15rem;
    margin-bottom: 2rem;
    color: var(--color-text-darker);
}

.contact-info {
    text-align: center;
    font-size: 1.1rem;
}

.contact-info p {
    margin-bottom: 0.8rem;
}

/* Footer */
footer {
    background-color: #0D1117;
    text-align: center;
    padding: 2.5rem 1rem;
    color: var(--color-text-darker);
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.social-links a {
    color: var(--color-text-darker);
    margin: 0 0.8rem;
    font-size: 1.5rem;
}

/* Media Queries para Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.2rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .btn {
        width: 80%;
        max-width: 300px;
        margin: 0 auto;
    }

    .section h2 {
        font-size: 2rem;
    }

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

    .timeline {
        padding-left: 15px;
    }

    .timeline::before {
        left: 0;
    }

    .timeline-item {
        left: 0;
        padding: 1rem 1.5rem;
    }

    .timeline-item::before {
        left: -8px;
        width: 12px;
        height: 12px;
    }

    .section-container {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .section h2 {
        font-size: 1.8rem;
    }

    .skills-grid .skill-badge {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
}