class CustomNavbar extends HTMLElement {
    connectedCallback() {
        this.attachShadow({ mode: 'open' });
        this.shadowRoot.innerHTML = `
            <style>
                :host {
                    display: block;
                    width: 100%;
                    position: sticky;
                    top: 0;
                    z-index: 50;
                    background-color: rgba(255, 255, 255, 0.95);
                    backdrop-filter: blur(8px);
                    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
                }
                
                nav {
                    max-width: 1200px;
                    margin: 0 auto;
                    padding: 1rem 2rem;
                    display: flex;
                    justify-content: space-between;
                    align-items: center;
                }
                
                .logo {
                    font-size: 1.25rem;
                    font-weight: 700;
                    color: #0ea5e9;
                    text-decoration: none;
                    display: flex;
                    align-items: center;
                    gap: 0.5rem;
                }
                
                .nav-links {
                    display: flex;
                    gap: 1.5rem;
                }
                
                .nav-link {
                    color: #334155;
                    text-decoration: none;
                    font-weight: 500;
                    transition: color 0.2s;
                    position: relative;
                }
                
                .nav-link:hover {
                    color: #0ea5e9;
                }
                
                .nav-link:after {
                    content: '';
                    position: absolute;
                    bottom: -2px;
                    left: 0;
                    width: 0;
                    height: 2px;
                    background-color: #0ea5e9;
                    transition: width 0.2s;
                }
                
                .nav-link:hover:after {
                    width: 100%;
                }
                
                .mobile-menu-btn {
                    display: none;
                    background: none;
                    border: none;
                    cursor: pointer;
                }
                
                @media (max-width: 768px) {
                    .mobile-menu-btn {
                        display: block;
                    }
                    
                    .nav-links {
                        display: none;
                        position: absolute;
                        top: 100%;
                        left: 0;
                        right: 0;
                        background-color: white;
                        flex-direction: column;
                        padding: 1rem;
                        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
                    }
                    
                    .nav-links.active {
                        display: flex;
                    }
                }
            </style>
            
            <nav>
                <a href="/" class="logo">
                    <span>CodeCanvas</span>
                </a>
                
                <button class="mobile-menu-btn">
                    <i data-feather="menu"></i>
                </button>
                
                <div class="nav-links">
                    <a href="#projects" class="nav-link">Projects</a>
                    <a href="#writing" class="nav-link">Writing</a>
                    <a href="#contact" class="nav-link">Contact</a>
                </div>
            </nav>
        `;
        
        // Initialize Feather icons
        const featherScript = document.createElement('script');
        featherScript.src = 'https://cdn.jsdelivr.net/npm/feather-icons/dist/feather.min.js';
        this.shadowRoot.appendChild(featherScript);
        
        featherScript.onload = () => {
            if (window.feather) {
                window.feather.replace();
            }
            
            // Mobile menu toggle
            const mobileMenuBtn = this.shadowRoot.querySelector('.mobile-menu-btn');
            const navLinks = this.shadowRoot.querySelector('.nav-links');
            
            if (mobileMenuBtn && navLinks) {
                mobileMenuBtn.addEventListener('click', () => {
                    navLinks.classList.toggle('active');
                    const icon = mobileMenuBtn.querySelector('i');
                    if (navLinks.classList.contains('active')) {
                        icon.setAttribute('data-feather', 'x');
                    } else {
                        icon.setAttribute('data-feather', 'menu');
                    }
                    window.feather.replace();
                });
            }
        };
    }
}

customElements.define('custom-navbar', CustomNavbar);