class NavBar extends HTMLElement {
    connectedCallback() {
        this.attachShadow({ mode: 'open' });
        this.shadowRoot.innerHTML = `
            <style>
                :host {
                    display: block;
                }
                
                nav {
                    background: rgba(0, 0, 0, 0.8);
                    backdrop-filter: blur(20px);
                    border-bottom: 1px solid rgba(168, 85, 247, 0.3);
                    padding: 1rem 2rem;
                }
                
                .nav-container {
                    max-width: 1200px;
                    margin: 0 auto;
                    display: flex;
                    justify-content: space-between;
                    align-items: center;
                }
                
                .logo {
                    font-family: 'Orbitron', monospace;
                    font-size: 1.5rem;
                    font-weight: 700;
                    background: linear-gradient(45deg, #a855f7, #06b6d4);
                    -webkit-background-clip: text;
                    background-clip: text;
                    -webkit-text-fill-color: transparent;
                }
                
                .nav-links {
                    display: flex;
                    gap: 2rem;
                    list-style: none;
                    margin: 0;
                    padding: 0;
                }
                
                .nav-links a {
                    color: #e5e7eb;
                    text-decoration: none;
                    font-weight: 500;
                    transition: all 0.3s ease;
                    position: relative;
                    padding: 0.5rem 0;
                }
                
                .nav-links a:hover {
                    color: #a855f7;
                }
                
                .nav-links a::after {
                    content: '';
                    position: absolute;
                    bottom: 0;
                    left: 0;
                    width: 0;
                    height: 2px;
                    background: linear-gradient(90deg, #a855f7, #06b6d4);
                    transition: width 0.3s ease;
                }
                
                .nav-links a:hover::after {
                    width: 100%;
                }
                
                .mobile-menu {
                    display: none;
                }
                
                @media (max-width: 768px) {
                    .nav-links {
                        display: none;
                        position: absolute;
                        top: 100%;
                        left: 0;
                        right: 0;
                        background: rgba(0, 0, 0, 0.95);
                        flex-direction: column;
                        padding: 2rem;
                        backdrop-filter: blur(20px);
                    }
                    
                    .nav-links.active {
                        display: flex;
                    }
                    
                    .mobile-menu {
                        display: block;
                        background: none;
                        border: none;
                        color: #e5e7eb;
                        cursor: pointer;
                    }
                }
            </style>
            
            <nav>
                <div class="nav-container">
                    <div class="logo">Cosmic Portal</div>
                    <ul class="nav-links" id="navLinks">
                        <li><a href="#hero">Home</a></li>
                        <li><a href="#dimensions">Dimensions</a></li>
                        <li><a href="#meditation">Meditation</a></li>
                        <li><a href="#fractals">Fractals</a></li>
                    </ul>
                    <button class="mobile-menu" id="mobileMenu">
                        <i data-feather="menu"></i>
                    </button>
                </div>
            </nav>
        `;
        
        // Mobile menu toggle
        const mobileMenuBtn = this.shadowRoot.getElementById('mobileMenu');
        const navLinks = this.shadowRoot.getElementById('navLinks');
        
        mobileMenuBtn.addEventListener('click', () => {
            navLinks.classList.toggle('active');
        });
        
        // Close menu when clicking a link
        this.shadowRoot.querySelectorAll('.nav-links a').forEach(link => {
            link.addEventListener('click', () => {
                navLinks.classList.remove('active');
            });
        });
        
        // Add feather icons
        if (window.feather) {
            feather.replace({ parent: this.shadowRoot });
        }
    }
}

customElements.define('nav-bar', NavBar);