components/modal.js

class CustomModal extends HTMLElement {
    connectedCallback() {
        this.attachShadow({ mode: 'open' });
        
        const modalId = this.getAttribute('id') || 'modal';
        const title = this.getAttribute('title') || 'Modal Title';
        const size = this.getAttribute('size') || 'md'; // sm, md, lg, xl
        
        const sizeClasses = {
            sm: 'max-w-md',
            md: 'max-w-lg',
            lg: 'max-w-2xl',
            xl: 'max-w-4xl'
        };

        this.shadowRoot.innerHTML = `
            <style>
                :host {
                    display: none;
                }
                :host([open]) {
                    display: flex;
                }
                .overlay {
                    position: fixed;
                    inset: 0;
                    background: rgba(0, 0, 0, 0.8);
                    backdrop-filter: blur(8px);
                    z-index: 9999;
                    display: flex;
                    align-items: center;
                    justify-content: center;
                    padding: 1rem;
                    animation: fadeIn 0.2s ease;
                }
                .modal {
                    background: #0a0a0a;
                    border: 1px solid #222;
                    border-radius: 8px;
                    width: 100%;
                    max-height: 90vh;
                    overflow: hidden;
                    animation: slideUp 0.3s ease;
                    display: flex;
                    flex-direction: column;
                }
                .modal-header {
                    padding: 1.5rem;
                    border-bottom: 1px solid #222;
                    display: flex;
                    justify-content: space-between;
                    align-items: center;
                }
                .modal-title {
                    font-size: 1.25rem;
                    font-weight: 700;
                    color: #fff;
                }
                .close-btn {
                    background: none;
                    border: none;
                    color: #666;
                    cursor: pointer;
                    padding: 0.5rem;
                    transition: color 0.2s;
                }
                .close-btn:hover {
                    color: #fff;
                }
                .modal-body {
                    padding: 1.5rem;
                    overflow-y: auto;
                    flex: 1;
                }
                .modal-footer {
                    padding: 1.5rem;
                    border-top: 1px solid #222;
                    display: flex;
                    justify-content: flex-end;
                    gap: 1rem;
                }
                .btn {
                    padding: 0.75rem 1.5rem;
                    border-radius: 4px;
                    font-weight: 600;
                    cursor: pointer;
                    transition: all 0.2s;
                }
                .btn-primary {
                    background: #b026ff;
                    border: none;
                    color: white;
                }
                .btn-primary:hover {
                    background: #9920e0;
                }
                .btn-secondary {
                    background: transparent;
                    border: 1px solid #333;
                    color: white;
                }
                .btn-secondary:hover {
                    border-color: #555;
                }
                @keyframes fadeIn {
                    from { opacity: 0; }
                    to { opacity: 1; }
                }
                @keyframes slideUp {
                    from { 
                        opacity: 0;
                        transform: translateY(20px) scale(0.95);
                    }
                    to { 
                        opacity: 1;
                        transform: translateY(0) scale(1);
                    }
                }
            </style>
            <div class="overlay" id="overlay">
                <div class="modal ${sizeClasses[size]}">
                    <div class="modal-header">
                        <h3 class="modal-title">${title}</h3>
                        <button class="close-btn" id="closeBtn">
                            <svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="18" y1="6" x2="6" y2="18"></line><line x1="6" y1="6" x2="18" y2="18"></line></svg>
                        </button>
                    </div>
                    <div class="modal-body">
                        <slot></slot>
                    </div>
                    <div class="modal-footer" id="footer">
                        <slot name="footer">
                            <button class="btn btn-secondary" id="cancelBtn">Cancel</button>
                            <button class="btn btn-primary" id="confirmBtn">Confirm</button>
                        </slot>
                    </div>
                </div>
            </div>
        `;

        // Event Listeners
        this.shadowRoot.getElementById('closeBtn').addEventListener('click', () => this.close());
        this.shadowRoot.getElementById('cancelBtn')?.addEventListener('click', () => this.close());
        this.shadowRoot.getElementById('overlay').addEventListener('click', (e) => {
            if (e.target.id === 'overlay') this.close();
        });

        // Confirm button event
        this.shadowRoot.getElementById('confirmBtn')?.addEventListener('click', () => {
            this.dispatchEvent(new CustomEvent('confirm'));
            this.close();
        });

        // Keyboard escape
        document.addEventListener('keydown', (e) => {
            if (e.key === 'Escape' && this.hasAttribute('open')) {
                this.close();
            }
        });
    }

    open() {
        this.setAttribute('open', '');
        document.body.style.overflow = 'hidden';
    }

    close() {
        this.removeAttribute('open');
        document.body.style.overflow = '';
    }
}

customElements.define('custom-modal', CustomModal);