class CustomHeader extends HTMLElement {
    connectedCallback() {
        this.attachShadow({ mode: 'open' });
        this.shadowRoot.innerHTML = `
            <style>
                header {
                    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
                    backdrop-filter: blur(10px);
                    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
                }
                .nav-container {
                    max-width: 1200px;
                    margin: 0 auto;
                    padding: 1rem 2rem;
                    display: flex;
                    justify-content: space-between;
                    align-items: center;
                }
                .logo {
                    font-size: 1.5rem;
                    font-weight: bold;
                    background: linear-gradient(135deg, #667eea, #764ba2);
                    -webkit-background-clip: text;
                    -webkit-text-fill-color: transparent;
                    background-clip: text;
                    text-decoration: none;
                    display: flex;
                    align-items: center;
                    gap: 0.5rem;
                }
                nav {
                    display: flex;
                    gap: 2rem;
                    align-items: center;
                }
                nav a {
                    color: #4a5568;
                    text-decoration: none;
                    font-weight: 500;
                    transition: color 0.3s;
                }
                nav a:hover {
                    color: #667eea;
                }
                .nav-actions {
                    display: flex;
                    gap: 1rem;
                    align-items: center;
                }
                .btn {
                    padding: 0.5rem 1rem;
                    border-radius: 0.5rem;
                    font-weight: 500;
                    transition: all 0.3s;
                    cursor: pointer;
                    border: none;
                    text-decoration: none;
                    display: inline-flex;
                    align-items: center;
                    gap: 0.5rem;
                }
                .btn-outline {
                    background: transparent;
                    color: #667eea;
                    border: 2px solid #667eea;
                }
                .btn-outline:hover {
                    background: #667eea;
                    color: white;
                }
                .btn-primary {
                    background: linear-gradient(135deg, #667eea, #764ba2);
                    color: white;
                }
                .btn-primary:hover {
                    transform: translateY(-2px);
                    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
                }
                @media (max-width: 768px) {
                    nav {
                        display: none;
                    }
                    .nav-container {
                        padding: 1rem;
                    }
                }
            </style>
            <header>
                <div class="nav-container">
                    <a href="/" class="logo">
                        <span>🎨</span>
                        <span>3D Magic Studio</span>
                    </a>
                    <nav>
                        <a href="#features">Features</a>
                        <a href="#gallery">Gallery</a>
                        <a href="#pricing">Pricing</a>
                        <a href="#docs">Docs</a>
                    </nav>
                    <div class="nav-actions">
                        <button class="btn btn-outline">
                            <i data-feather="log-in" class="w-4 h-4"></i>
                            Sign In
                        </button>
                        <button class="btn btn-primary">
                            <i data-feather="plus-circle" class="w-4 h-4"></i>
                            Get Started
                        </button>
                    </div>
                </div>
            </header>
        `;
    }
}

customElements.define('custom-header', CustomHeader);