/* Configuración Base */
body {
    font-family: 'Inter', sans-serif;
    background-color: #0f172a;
    color: #f8fafc;
}

.txt {
    padding-bottom: 1em;
}

/* Efecto Cristal */
.glass {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.05);
}

/* Bordes Cyberpunk */
.cyber-border {
    border-left: 4px solid #3b82f6;
    transition: all 0.3s ease;
}

.cyber-border:hover {
    border-left-color: #2dd4bf;
    background: rgba(59, 130, 246, 0.05);
    transform: translateX(5px);
}

/* Texto Gradiente */
.gradient-text {
    background: linear-gradient(90deg, #60a5fa, #2dd4bf);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Clases de Utilidad (extraídas del HTML para limpiar)
.nav-link {
    @apply hover:text-blue-400 transition;
} 

*/

.btn-primary-sm {
    background-color: #2563eb;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    color: white;
    transition: background-color 0.3s;
}
.btn-primary-sm:hover { background-color: #1d4ed8; }

.btn-primary-lg {
    padding: 1rem 2rem;
    background-color: #2563eb;
    border-radius: 0.75rem;
    font-weight: 700;
    color: white;
    transition: all 0.3s;
}
.btn-primary-lg:hover {
    background-color: #1d4ed8;
    box-shadow: 0 0 20px rgba(59,130,246,0.5);
}

.btn-secondary-lg {
    padding: 1rem 1.5rem;
    border: 1px solid #475569;
    border-radius: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
}
.btn-secondary-lg:hover {
    border-color: #3b82f6;
    background-color: #1e293b;
}

.social-icon {
    font-size: 1.5rem;
    color: #94a3b8;
    transition: color 0.3s;
}
.social-icon:hover { color: white; }

/* Timeline y Tech Tags */
.timeline-item { position: relative; }
.timeline-dot {
    position: absolute;
    left: -41px;
    top: 0;
    width: 1rem;
    height: 1rem;
    border-radius: 9999px;
}
.timeline-desc { margin-top: 0.5rem; font-size: 0.875rem; color: #94a3b8; line-height: 1.625; }

.tech-tag {
    padding: 0.25rem 0.75rem;
    background-color: #1e293b;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    border: 1px solid #334155;
    color: #cbd5e1;
}

.cert-card {
    padding: 1rem;
    background-color: rgba(30, 41, 59, 0.3);
    border: 1px solid #334155;
    border-radius: 0.75rem;
    text-align: center;
}