:root {
            --primary: #0d6efd;
            --dark-bg: #0d1117;
            --dark-card: #161b22;
            --dark-text: #e9ecef;
            --dark-border: #30363d;
        }
        
        body {
            background-color: var(--dark-bg);
            color: var(--dark-text);
            font-family: 'Inter', sans-serif;
            padding-top: 76px; /* Para compensar la navbar fija */
        }
        
        .navbar {
            background-color: rgba(13, 17, 23, 0.95) !important;
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--dark-border);
        }
        
        .section {
            padding: 100px 0;
            scroll-margin-top: 80px; /* Para que la navbar no tape el contenido al navegar */
        }
        
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, rgba(13, 17, 23, 0.9), rgba(13, 17, 23, 0.7)), 
                        url('https://images.unsplash.com/photo-1555066931-4365d14bab8c?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
        }
        
        .card {
            background-color: var(--dark-card);
            border: 1px solid var(--dark-border);
            transition: all 0.3s ease;
            height: 100%;
        }
        
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }
        
        .project-img {
            height: 200px;
            object-fit: cover;
        }
        
        .stack-icon {
            font-size: 3rem;
            margin-bottom: 15px;
            color: var(--primary);
        }
        
        .social-icon {
            font-size: 2rem;
            color: var(--dark-text);
            transition: all 0.3s ease;
            margin: 0 10px;
        }
        
        .social-icon:hover {
            color: var(--primary);
            transform: scale(1.2);
        }
        
        .logo {
            height: 40px;
            margin-right: 10px;
        }
        
        .btn-primary {
            background-color: var(--primary);
            border-color: var(--primary);
        }
        
        .btn-primary:hover {
            background-color: #0b5ed7;
            border-color: #0a58ca;
        }
        
        .btn-outline-primary {
            color: var(--primary);
            border-color: var(--primary);
        }
        
        .btn-outline-primary:hover {
            background-color: var(--primary);
            border-color: var(--primary);
        }
        
        .code-snippet {
            background-color: #161b22;
            border: 1px solid #30363d;
            border-radius: 8px;
            padding: 20px;
            font-family: 'Courier New', monospace;
            font-size: 0.9rem;
            color: #c9d1d9;
        }
        
        .text-java { color: #ec6a5e; }
        .text-annotation { color: #6cb6ff; }
        .text-keyword { color: #ff7b72; }
        .text-string { color: #a5d6ff; }
        .text-method { color: #d2a8ff; }
        
        @media (max-width: 768px) {
            .hero {
                min-height: 80vh;
                text-align: center;
            }
            
            .section {
                padding: 60px 0;
            }
        }