/* Modal */
.modal { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 1000; }
.modal.active { display: flex; align-items: center; justify-content: center; }
.modal-backdrop { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.5); }
.modal-content { position: relative; background: white; border-radius: 12px; box-shadow: 0 20px 60px rgba(0,0,0,0.3); max-width: 90%; max-height: 90%; display: flex; flex-direction: column; }
.modal-fullscreen { width: 90vw; height: 90vh; }
.modal-header { padding: 20px; border-bottom: 1px solid #e5e7eb; display: flex; align-items: center; justify-content: space-between; }
.modal-header h2 { font-size: 18px; font-weight: 600; color: #1f2937; }
.modal-body { flex: 1; overflow: auto; padding: 20px; }
.modal-footer { padding: 20px; border-top: 1px solid #e5e7eb; display: flex; gap: 10px; justify-content: flex-end; }
.preview-iframe { width: 100%; height: 100%; border: none; }
/* Toast */
.toast { position: fixed; bottom: 20px; right: 20px; padding: 16px 24px; background: #1f2937; color: white; border-radius: 8px; box-shadow: 0 10px 40px rgba(0,0,0,0.3); opacity: 0; transform: translateY(20px); transition: all 0.3s; z-index: 9999; }
.toast.show { opacity: 1; transform: translateY(0); }
.toast.success { background: #10b981; }
.toast.error { background: #ef4444; }
.toast.warning { background: #f59e0b; }